Topic leaderboard
Inorganic fertilisers
Ranked by the PatentIndex Score — a 1–99 percentile within C05D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C05D patents became public in the last 2 years — the current frontier
- 199Eben Bayer10 patents · 280 citations
- 296Gavin Mcintyre10 patents · 280 citations
- 392Gary David Mcknight16 patents · 84 citations
- 488Randall Linwood Rayborn16 patents · 84 citations
- 583Kevin S. Spittle9 patents · 79 citations
- 679Gary Lane Bowers7 patents · 69 citations
- 775Deborah L. Miller12 patents · 118 citations
- 871John C. Miller12 patents · 118 citations
- 967Michael Mclaughlin12 patents · 40 citations
- 1063Andrew George Kells6 patents · 24 citations
- 1158Mohamed Akasha M. Khaleel8 patents · 24 citations
- 1254Jozefien Degryse11 patents · 24 citations
- 1350Roslyn Baird11 patents · 24 citations
- 1446Rodrigo Coqui Da Silva11 patents · 24 citations
- 1542Harri Tapio Kiiski5 patents · 18 citations
- 1638Nilkamal Bag8 patents · 18 citations
- 1733Antoine Allanore5 patents · 9 citations
- 1829Fangbai Li6 patents · 15 citations
- 1925Davide Ciceri3 patents · 5 citations
- 2021Dennis P. Chen3 patents · 5 citations
- 2117Marcelo De Oliveira3 patents · 5 citations
- 2213Thomas C. Close3 patents · 5 citations
- 238Guizhe Zhao3 patents · 11 citations
- 244Yaqing Liu3 patents · 11 citations
- 251Jerri Light3 patents · 2 citations
Active· last 5 yrs
Sustained C05D output across the last 5 years
- 199Ronald A. Sills15 patents · 341 citations
- 296Michael Cheiky11 patents · 318 citations
- 392Mark L. Jarand33 patents · 430 citations
- 488Eben Bayer10 patents · 280 citations
- 583Gavin Mcintyre10 patents · 280 citations
- 679Jeffrey C. Burnham17 patents · 504 citations
- 775Philip A. Moore, Jr.7 patents · 217 citations
- 871Ranko Panayotov Bontchev19 patents · 224 citations
- 967John Larry Sanders17 patents · 171 citations
- 1063Han Suk Kim42 patents · 354 citations
- 1158Richard Wilson Belcher27 patents · 283 citations
- 1254Rajashekharam Malyala14 patents · 135 citations
- 1350Brian Buege21 patents · 121 citations
- 1446Gary David Mcknight16 patents · 84 citations
- 1542Randall Linwood Rayborn16 patents · 84 citations
- 1638Kevin S. Spittle9 patents · 79 citations
- 1733Gary Lane Bowers7 patents · 69 citations
- 1829Juliette Mackay9 patents · 76 citations
- 1925Deborah L. Miller12 patents · 118 citations
- 2021John C. Miller12 patents · 118 citations
- 2117Vern Traxler15 patents · 89 citations
- 2213Richard W. Wilson8 patents · 114 citations
- 238Danny Brown8 patents · 44 citations
- 244Matthew W. Smith7 patents · 65 citations
- 251Arthur R. Shirley, Jr.16 patents · 77 citations
All-time canon
Career PatentIndex Score in C05D
- 199Ronald A. Sills15 patents · 341 citations
- 296Michael Cheiky11 patents · 318 citations
- 392Mark L. Jarand33 patents · 430 citations
- 488Eben Bayer10 patents · 280 citations
- 583Gavin Mcintyre10 patents · 280 citations
- 679Greg Wommack6 patents · 336 citations
- 775Gary L. Dahms11 patents · 306 citations
- 871Paul G. Christy7 patents · 390 citations
- 967Jeffrey C. Burnham17 patents · 504 citations
- 1063Harvey H. Ashmead5 patents · 363 citations
- 1158John Gaunt8 patents · 356 citations
- 1254David Shearer6 patents · 351 citations
- 1350Philip A. Moore, Jr.7 patents · 217 citations
- 1446Ranko Panayotov Bontchev19 patents · 224 citations
- 1542John Larry Sanders17 patents · 171 citations
- 1638Gary D. Greer4 patents · 208 citations
- 1733Han Suk Kim42 patents · 354 citations
- 1829Richard Wilson Belcher27 patents · 283 citations
- 1925Arthur M. Nonomura8 patents · 179 citations
- 2021Grigory Mazo12 patents · 127 citations
- 2117James Kimmerly7 patents · 123 citations
- 2213John W. Willard, Sr.7 patents · 86 citations
- 238Ervin Faulmann5 patents · 138 citations
- 244James P. Carr6 patents · 90 citations
- 251George Vernon Cordner Peacocke5 patents · 301 citations
Rising· last 2 yrs
The top-scoring C05D patents made public in the last 2 years
- 199US12221395B1✦ AIMethod of increasing irrigation water and fertilizer delivery to soil using formic acid an3 cites · 202580% earned
- 296US11919829B1✦ AIMethod of fertilization and/or irrigation using potassium bisulfate3 cites · 202480% earned
- 392US11970427B2✦ AIMicroelement amino acid chelate-urea formaldehyde slow-release fertilizer and method for p2 cites · 202476% earned
- 488US11864561B1Multipurpose fertilizer composition having anti-insect properties, water-retaining, and ca2 cites · 202476% earned
- 583US12006272B1Nitrogen activator stabilizer for reducing and protecting nitrogen fertilizer1 cites · 202467% earned
- 679US12312284B2Potassium-releasing material1 cites · 202446% earned
- 775US12037299B1Method for preparing small-molecule organic water-soluble fertilizer using biomass and its1 cites · 202467% earned
- 871US12358848B2Method of forming a mycological product0 cites · 20250% earned
- 967US12171223B2Non-aqueous organo liquid delivery systems containing dispersed poly (organic acids) that 0 cites · 20240% earned
- 1063US12030826B2Efficiency of man-made and/or natural organic based animal manure fertilizers by liberatin0 cites · 20240% earned
- 1158US12371392B2Bark and wood fiber growing medium0 cites · 20240% earned
- 1254US12319632B2Calcium sulfate urea granules and methods for producing and using the same0 cites · 20240% earned
- 1350US12497341B2Reaction methods for producing nitrogenous phosphoryl compounds that are in situ fluid com0 cites · 20250% earned
- 1446US12233089B2Foods to promote better health and/or to maintain homeostasis and method of production the0 cites · 20240% earned
- 1542US12325673B2Hydrophobic coatings to improve the physical quality parameters of fertilizers0 cites · 20240% earned
- 1638US12264114B2Rock fines as carriers of plant nutrients0 cites · 20240% earned
- 1733US12291491B2Hyaloclastite fertilizer, hyaloclastite plant nutrient, hyaloclastite plant soil improvmen0 cites · 20240% earned
- 1829US12219961B2Fragrant horticultural care composition0 cites · 20240% earned
- 1925US12466774B2Methods of increasing irrigation water and fertilizer delivery to soil using formic acid a0 cites · 20250% earned
- 2021US12358850B2Joint control method for nitrogen and phosphorus emissions0 cites · 20240% earned
- 2117US12552728B2Method for preparing selenium-water-soluble polysaccharide hydrogel and use thereof in sel0 cites · 20240% earned
- 2213US11970426B1Enhanced nitrogen and phosphate fertilizer recovery by ferric chloride from sewage sludge 0 cites · 20240% earned
- 238US12428355B2Integrated-preparation and application methods of urea-formaldehyde (UF)-based multi-nutri0 cites · 20250% earned
- 244US12071579B1Carbon-based microorganism electronic diverter material and preparation method and use the0 cites · 20240% earned
- 251US12365638B2High-nutrient and high-activity chemical fertilizer-biological compound fertilizer, and pr0 cites · 20250% earned
Active· last 5 yrs
The top-scoring C05D patents of the last 5 years
- 199US11426350B1✦ AIReducing the environmental impact of farming using biochar19 cites · 202281% earned
- 296US11802096B2✦ AICalcium sulfate urea granules and methods for producing and using the same5 cites · 202267% earned
- 392US11384031B2✦ AIBiochar as a microbial carrier7 cites · 202175% earned
- 488US11987537B2Bark and wood fiber growing medium4 cites · 202264% earned
- 583US11434425B2Bark and wood fiber growing medium6 cites · 202174% earned
- 679US12221395B1Method of increasing irrigation water and fertilizer delivery to soil using formic acid an3 cites · 202580% earned
- 775US11312666B2Mineral solubilizing microorganism infused biochars5 cites · 202177% earned
- 871US11192830B2Seed coating to promote plant growth and method of increasing plant yield4 cites · 202175% earned
- 967US11465948B2Autonomous device for in-field conversion of biomass into biochar4 cites · 202175% earned
- 1063US11603336B1Agricultural fertilizers with montmorillonite clays4 cites · 202382% earned
- 1158US12098109B2Reaction methods for producing nitrogenous phosphoryl compounds that are in situ fluid com3 cites · 202367% earned
- 1254US11919829B1Method of fertilization and/or irrigation using potassium bisulfate3 cites · 202480% earned
- 1350US11932584B2Method of forming a mycological product5 cites · 202261% earned
- 1446US11390570B1Humic acid-supplemented fertilizers, macronutrients, and micronutrients5 cites · 202284% earned
- 1542US11970427B2Microelement amino acid chelate-urea formaldehyde slow-release fertilizer and method for p2 cites · 202476% earned
- 1638US11864561B1Multipurpose fertilizer composition having anti-insect properties, water-retaining, and ca2 cites · 202476% earned
- 1733US12063935B2Methods for sequestering atmospheric carbon and for quantifying the same3 cites · 202280% earned
- 1829US11058116B1Composition for stimulating plant growth and resistance to stress factors4 cites · 202182% earned
- 1925US12365637B2Compacted muriate of potash fertilizers containing micronutrients and methods of making sa2 cites · 202255% earned
- 2021US11987536B2Rock fines as carriers of plant nutrients2 cites · 202361% earned
- 2117US11124461B2Fertilizer3 cites · 202172% earned
- 2213US11999664B2Processes and systems for producing ammonia products and/or calcium carbonate products3 cites · 202172% earned
- 238US12006272B1Nitrogen activator stabilizer for reducing and protecting nitrogen fertilizer1 cites · 202467% earned
- 244US10994999B1Agricultural composition for facilitating treatment of a plant3 cites · 202180% earned
- 251US10981841B1Stabilized ammonium humate coating for fertilizer granules3 cites · 202172% earned
All-time canon
The defining C05D patents of the whole record
- 199US8361186B1✦ AIBiochar218 cites · 201386% earned
- 296US4952229A✦ AIPlant supplement and method for increasing plant productivity and quality133 cites · 199093% earned
- 392US5417861A✦ AIProcess to stabilize bioorganic, raw or treated wastewater sludge133 cites · 199593% earned
- 488US6447437B1Method for reducing CO2, CO, NOX, and SOx emissions132 cites · 200293% earned
- 583US5013458AProcess and apparatus for pathogen reduction in waste117 cites · 199190% earned
- 679US5275733AProcess to stabilize wastewater sludge106 cites · 199493% earned
- 775US4172072ABuffered enzymatically produced metal proteinates104 cites · 197993% earned
- 871US7342058B2Water absorbing hydrogels and methods of making and use thereof102 cites · 200487% earned
- 967US4216144ASoluble iron proteinates101 cites · 198093% earned
- 1063US4058124ADisposable absorbent articles containing particulate, free-flowing, insoluble swellable po100 cites · 197793% earned
- 1158US5772721AProcess for producing odorless organic and semi-organic fertilizer99 cites · 199893% earned
- 1254US5264018AUse of metallic peroxides in biormediation93 cites · 199393% earned
- 1350US6749659B1Controlled release rate fertilizers and methods of making same92 cites · 200493% earned
- 1446US4954134AAgglomeration of gypsum, limestone, or gypsum-limestone mix86 cites · 199093% earned
- 1542US6461399B1Organic material based uniprill fertilizer85 cites · 200293% earned
- 1638US4097423AInorganic-organic compositions83 cites · 197893% earned
- 1733US5997599ASoil conditioning agglomerates containing cement kiln dust83 cites · 199993% earned
- 1829US7947155B1Process and device for the pyrolysis of feedstock82 cites · 201193% earned
- 1925US8317891B1Method for enhancing soil growth using bio-char79 cites · 201280% earned
- 2021US4405360AControlled release of herbicide compounds utilizing a thermoplastic matrix79 cites · 198393% earned
- 2117US4400374AControlled release of compounds utilizing a plastic matrix79 cites · 198393% earned
- 2213US4216143ASoluble non-ferrous metal proteinates79 cites · 198093% earned
- 238US4997572AHigh rate method for alkaline stabilization, beneficiating and pelletizing of wastewater t78 cites · 199193% earned
- 244US4985060ASoil conditioners77 cites · 199193% earned
- 251US7652080B2Water absorbing hydrogels and methods of making and use thereof76 cites · 200886% earned
Rising· last 2 yrs
Assignees whose newest C05D patents became public in the last 2 years — the current frontier
- 199PROFILE PRODUCTS LLC9 patents · 77 citations
- 296MILLER JOHN C10 patents · 82 citations
- 392MOSAIC CO18 patents · 63 citations
- 488SPECIALTY GRANULES INVEST LLC6 patents · 10 citations
- 583SOILGENIC TECH LLC8 patents · 8 citations
- 679MASSACHUSETTS INST TECHNOLOGY5 patents · 9 citations
- 775VECTOR VITALE IP LLC3 patents · 2 citations
- 871SABIC AGRI NUTRIENTS COMPANY4 patents · 0 citations
- 967UNIV NORTH CHINA2 patents · 2 citations
- 1063LE THANH DUC1 patents · 2 citations
- 1158UNIV KING FAISAL2 patents · 1 citations
- 1254ECOVATIVE LLC1 patents · 0 citations
- 1350JOHNSTON RICHARD THOMAS2 patents · 0 citations
- 1446SHANDONG ACADEMY OF AGRICULTURAL SCIENCES INST OF AGRICULTURAL RESOURCES AND ENVIRONMENT2 patents · 0 citations
- 1542LIU WENZHI1 patents · 1 citations
- 1638JIANGSU ACAD AGRICULTURAL SCI2 patents · 0 citations
- 1733PHOSPHOLUTIONS INC2 patents · 0 citations
- 1829SHANDONG ACAD AGRICULTURAL SCIENCES2 patents · 0 citations
- 1925TOBACCO RES INSTITUTE OF HUBEI PROVINCE2 patents · 0 citations
- 2021CIUPERCA ROMEO ILARIAN1 patents · 0 citations
- 2117DEERPOINT GROUP INC1 patents · 0 citations
- 2213CHARM IND INC1 patents · 0 citations
- 238HOLCIM TECHNOLOGY LTD1 patents · 0 citations
- 244INST OF ECO ENVIRONMENTAL AND SOIL SCIENCES GUANGDONG ACADEMY OF SCIENCES1 patents · 0 citations
- 251INST SOIL SCIENCE CAS1 patents · 0 citations
Active· last 5 yrs
Sustained C05D output across the last 5 years
- 199PROFILE PRODUCTS LLC9 patents · 77 citations
- 296WORLD SOURCE ENTPR LLC6 patents · 44 citations
- 392CARBON TECH HOLDINGS LLC17 patents · 72 citations
- 488MILLER JOHN C10 patents · 82 citations
- 583WINFIELD SOLUTIONS LLC8 patents · 44 citations
- 679MOSAIC CO18 patents · 63 citations
- 775SABIC GLOBAL TECHNOLOGIES BV8 patents · 28 citations
- 871ANUVIA PLANT NUTRIENTS CORP4 patents · 28 citations
- 967RALCO NUTRITION INC6 patents · 12 citations
- 1063SPECIALTY GRANULES INVEST LLC6 patents · 10 citations
- 1158YARA INT ASA17 patents · 15 citations
- 1254SOILGENIC TECH LLC8 patents · 8 citations
- 1350MASSACHUSETTS INST TECHNOLOGY5 patents · 9 citations
- 1446ECOVATIVE DESIGN LLC2 patents · 37 citations
- 1542HELIAE DEV LLC3 patents · 13 citations
- 1638NACHURS ALPINE SOLUTIONS CORP4 patents · 11 citations
- 1733RADICAL PLASTICS INC3 patents · 14 citations
- 1829FLUID ENERGY GROUP LTD4 patents · 7 citations
- 1925ONE EARTH ORGANICS LLC4 patents · 6 citations
- 2021VALAGRO SPA3 patents · 28 citations
- 2117CALCEAN MINERALS AND MAT LLC4 patents · 2 citations
- 2213INNOVATIONS FOR WORLD NUTRITION LLC7 patents · 4 citations
- 238SAWANT ARUN VITTHAL4 patents · 5 citations
- 244BFP MAN LLC3 patents · 5 citations
- 251THE ANDERSONS INC4 patents · 6 citations
All-time canon
All-time PatentIndex Score in C05D
- 199BAYER EBEN7 patents · 243 citations
- 296MAGIC GREEN CORP6 patents · 336 citations
- 392RDP CO6 patents · 341 citations
- 488ASHMEAD H H5 patents · 363 citations
- 583COOL PLANET ENERGY SYSTEMS INC26 patents · 389 citations
- 679UNIV ARKANSAS5 patents · 213 citations
- 775TENNESSEE VALLEY AUTHORITY8 patents · 246 citations
- 871BAYER AG12 patents · 273 citations
- 967CAW IND INC7 patents · 86 citations
- 1063UNION OIL CO7 patents · 142 citations
- 1158FULL CIRCLE BIOCHAR INC5 patents · 280 citations
- 1254MARCAL PAPER MILLS INC7 patents · 122 citations
- 1350KALI & SALZ AG8 patents · 125 citations
- 1446PROFILE PRODUCTS LLC9 patents · 77 citations
- 1542CHEIKY MICHAEL3 patents · 205 citations
- 1638WORLD SOURCE ENTPR LLC6 patents · 44 citations
- 1733UNITY INC3 patents · 190 citations
- 1829CARBON TECH HOLDINGS LLC17 patents · 72 citations
- 1925YAMASHITA THOMAS T9 patents · 48 citations
- 2021MILLER JOHN C10 patents · 82 citations
- 2117WINFIELD SOLUTIONS LLC8 patents · 44 citations
- 2213VIRO INTERNAT CORP N4 patents · 106 citations
- 238UNIV CENTRAL FLORIDA RES FOUND4 patents · 78 citations
- 244HAMPSHIRE CHEMICAL CORP4 patents · 95 citations
- 251BURNHAM JEFFREY C4 patents · 79 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth