Topic leaderboard
CPC F21S
Ranked by the PatentIndex Score — a 1–99 percentile within F21S · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F21S patents became public in the last 2 years — the current frontier
- 199Bao Tran31 patents · 621 citations
- 296Gary W. Schnuckle23 patents · 1,407 citations
- 392Douglas Patton54 patents · 1,166 citations
- 488Ha Tran27 patents · 510 citations
- 583Johnny Chen93 patents · 1,606 citations
- 679Allan Brent York72 patents · 1,475 citations
- 775Louis Lerman78 patents · 1,311 citations
- 871Robert V. Steele46 patents · 1,084 citations
- 967Wilson Dau59 patents · 793 citations
- 1063Xiaofeng Li75 patents · 1,186 citations
- 1158Michael D. Danesh42 patents · 1,767 citations
- 1254George Lerman36 patents · 563 citations
- 1350Jacqueline Teng36 patents · 563 citations
- 1446Kurt S. Wilcox114 patents · 1,423 citations
- 1542Toshiyuki Kondo13 patents · 933 citations
- 1638Ignazio Gallo10 patents · 556 citations
- 1733Mahendra Somasara Dassanayake34 patents · 948 citations
- 1829Paul Kenneth Pickard66 patents · 1,126 citations
- 1925Jared Michael Davis32 patents · 723 citations
- 2021Russell Bryant Green21 patents · 554 citations
- 2117Carl T. Gould25 patents · 537 citations
- 2213Bruce Quaal25 patents · 675 citations
- 238Voravit Puvanakijjakorn25 patents · 270 citations
- 244Chi Yin Alan Leung27 patents · 268 citations
- 251Chi Kin Samuel Kwok21 patents · 259 citations
Active· last 5 yrs
Sustained F21S output across the last 5 years
- 199Ihor Lys45 patents · 22,160 citations
- 296Colin Piepgras28 patents · 4,610 citations
- 392John Ivey39 patents · 1,820 citations
- 488Bao Tran31 patents · 621 citations
- 583Niall R. Lynam18 patents · 768 citations
- 679Brian J. Chemel19 patents · 2,308 citations
- 775Gary W. Schnuckle23 patents · 1,407 citations
- 871Douglas Patton54 patents · 1,166 citations
- 967Ha Tran27 patents · 510 citations
- 1063Johnny Chen93 patents · 1,606 citations
- 1158Allan Brent York72 patents · 1,475 citations
- 1254David B. Levine20 patents · 1,034 citations
- 1350Michael V. Recker20 patents · 1,034 citations
- 1446Louis Lerman78 patents · 1,311 citations
- 1542Tseng-Lu Chien159 patents · 2,888 citations
- 1638Robert V. Steele46 patents · 1,084 citations
- 1733Scott D. Johnston14 patents · 1,152 citations
- 1829Steve T. Kondo14 patents · 1,152 citations
- 1925George R. Hulse21 patents · 1,240 citations
- 2021Wilson Dau59 patents · 793 citations
- 2117Kenneth Schofield11 patents · 431 citations
- 2213Brian D. Ogonowsky20 patents · 860 citations
- 238Jerold Alan Tickner32 patents · 848 citations
- 244Xiaofeng Li75 patents · 1,186 citations
- 251Michael D. Danesh42 patents · 1,767 citations
All-time canon
Career PatentIndex Score in F21S
- 199Ihor Lys45 patents · 22,160 citations
- 296George G. Mueller24 patents · 16,963 citations
- 392Frederick Morgan35 patents · 14,775 citations
- 488Michael K. Blackwell14 patents · 8,082 citations
- 583John K. Roberts17 patents · 4,901 citations
- 679Robert R. Turnbull10 patents · 4,090 citations
- 775Kevin Dowling28 patents · 8,880 citations
- 871David W. Baarman10 patents · 1,480 citations
- 967Joseph S. Stam9 patents · 2,403 citations
- 1063Frederick T. Bauer8 patents · 2,197 citations
- 1158Jean C. Raymond19 patents · 1,051 citations
- 1254Jos Timmermans19 patents · 1,051 citations
- 1350Colin Piepgras28 patents · 4,610 citations
- 1446William L. Tonar7 patents · 1,840 citations
- 1542John C. Pederson17 patents · 2,292 citations
- 1638Stephen J. Mcphilliamy10 patents · 1,112 citations
- 1733Christopher B. Houghton9 patents · 1,111 citations
- 1829Peter A. Hochstein6 patents · 2,855 citations
- 1925John Ivey39 patents · 1,820 citations
- 2021Bao Tran31 patents · 621 citations
- 2117Niall R. Lynam18 patents · 768 citations
- 2213Desaraju V. Varaprasad11 patents · 748 citations
- 238Hamid Habibi11 patents · 748 citations
- 244Ian A. Mccabe11 patents · 748 citations
- 251Simon H. A. Begemann7 patents · 1,862 citations
Rising· last 2 yrs
The top-scoring F21S patents made public in the last 2 years
- 199US12143941B1✦ AIWireless system87 cites · 202489% earned
- 296US12185134B1✦ AIWireless system16 cites · 202489% earned
- 392US12253254B1✦ AICandle warmer lamp12 cites · 202588% earned
- 488US12141675B1Wireless system8 cites · 202486% earned
- 583US12359782B1LED candle warmer lamp4 cites · 202582% earned
- 679US12132267B1Wireless system7 cites · 202486% earned
- 775US11913629B1Fire rated light fixture10 cites · 202487% earned
- 871US12098835B1Pool light6 cites · 202485% earned
- 967US12326252B1Camping fan telescopic lamp3 cites · 202580% earned
- 1063US12007103B1Swimming pool lamp8 cites · 202486% earned
- 1158US12188627B1Foldable decorative lamp5 cites · 202584% earned
- 1254US12088240B1Universal sun-tracking adjustment device, method and system7 cites · 202486% earned
- 1350US12455070B1Solid-state lighting fixtures with socket connections for accessories and accessories for 2 cites · 202553% earned
- 1446US12376514B2Walk-behind mower with wide angle illumination4 cites · 202470% earned
- 1542US12276396B1LED light holding system4 cites · 202575% earned
- 1638US12049768B2Water purification, sterilization and disinfection lamp4 cites · 202482% earned
- 1733US11906136B1Projection lamp6 cites · 202485% earned
- 1829US12055275B1String lamp6 cites · 202485% earned
- 1925US12392484B1Decorative light string2 cites · 202576% earned
- 2021US12126114B1Waterproof connector, cable extension cord and waterproof string light3 cites · 202472% earned
- 2117US12267929B1Ambient lighting device and lighting control method thereof, and storage medium3 cites · 202580% earned
- 2213US12326235B1Spliced lighting fixture3 cites · 202580% earned
- 238US12117141B1LED downlight3 cites · 202480% earned
- 244US12196382B1Candle wick part and candle lamp3 cites · 202580% earned
- 251US12181129B1Starry sky aurora atmosphere lamp with integrated lampshade3 cites · 202480% earned
Active· last 5 yrs
The top-scoring F21S patents of the last 5 years
- 199US12143941B1✦ AIWireless system87 cites · 202489% earned
- 296US11336011B2✦ AIBlockchain cellular system66 cites · 202171% earned
- 392US12185134B1✦ AIWireless system16 cites · 202489% earned
- 488USD907284SModule applied to a lighting assembly46 cites · 202180% earned
- 583US11047538B2LED lighting apparatus with adapter bracket for a junction box46 cites · 202181% earned
- 679US11085597B2Recessed lighting systems45 cites · 202179% earned
- 775USD923217SRear combination lamp for automobiles52 cites · 202192% earned
- 871US11060705B1Compact lighting apparatus with AC to DC converter and integrated electrical connector52 cites · 202192% earned
- 967USD925109SLighting module46 cites · 202183% earned
- 1063US11255497B2Adjustable electrical apparatus with hangar bars for installation in a building31 cites · 202181% earned
- 1158US11118768B2Outer casing for a recessed lighting fixture36 cites · 202184% earned
- 1254US12253254B1Candle warmer lamp12 cites · 202588% earned
- 1350USD960427SLight for cosmetic application33 cites · 202287% earned
- 1446US11274821B2Lighting module with keyed heat sink coupled to thermally conductive trim24 cites · 202185% earned
- 1542USD978400SSolar garden lamp24 cites · 202390% earned
- 1638US10928029B1Guide lamp for vehicle28 cites · 202191% earned
- 1733US11118753B1Intelligent aurora borealis projection lamp23 cites · 202190% earned
- 1829US11380821B2Light emitting diode package structure27 cites · 202191% earned
- 1925USD979110SHead lamp for automobile17 cites · 202389% earned
- 2021US11268691B2Storage unit with light-emitting components21 cites · 202176% earned
- 2117US10962191B1Lamp for vehicle25 cites · 202190% earned
- 2213US12141675B1Wireless system8 cites · 202486% earned
- 238USD954324SSolar light24 cites · 202290% earned
- 244US12359782B1LED candle warmer lamp4 cites · 202582% earned
- 251US11435064B1Integrated lighting module19 cites · 202290% earned
All-time canon
The defining F21S patents of the whole record
- 199US6211626B1✦ AIIllumination components2,210 cites · 200193% earned
- 296US6016038A✦ AIMulticolored LED lighting method and apparatus1,858 cites · 200092% earned
- 392US6548967B1✦ AIUniversal lighting network methods and systems1,372 cites · 200391% earned
- 488US6166496ALighting entertainment system1,208 cites · 200091% earned
- 583US6528954B1Smart light bulb1,164 cites · 200395% earned
- 679US5803579AIlluminator assembly incorporating light emitting diodes1,131 cites · 199890% earned
- 775US6150774AMulticolored LED lighting method and apparatus1,102 cites · 200091% earned
- 871US6340868B1Illumination components1,064 cites · 200293% earned
- 967US6459919B1Precision illumination methods and systems1,010 cites · 200291% earned
- 1063US4935665ALight emitting diode lamp926 cites · 199095% earned
- 1158US5806965ALED beacon light922 cites · 199895% earned
- 1254US5632551ALED vehicle lamp assembly922 cites · 199795% earned
- 1350US5857767AThermal management system for L.E.D. arrays907 cites · 199995% earned
- 1446US6292901B1Power/data protocol878 cites · 200195% earned
- 1542US6045240ALED lamp assembly with means to conduct heat away from the LEDS825 cites · 200095% earned
- 1638US6132072ALed assembly796 cites · 200089% earned
- 1733US4733335AVehicular lamp795 cites · 198895% earned
- 1829US6577080B2Lighting entertainment system732 cites · 200292% earned
- 1925US6965205B2Light emitting diode based products732 cites · 200395% earned
- 2021US5890794ALighting units728 cites · 199995% earned
- 2117US5660461AArrays of optoelectronic devices and method of making same701 cites · 199795% earned
- 2213US5136483AIlluminating device700 cites · 199295% earned
- 238US6441943B1Indicators and illuminators using a semiconductor radiation emitter package691 cites · 200292% earned
- 244US6149283ALED lamp with reflector and multicolor adjuster682 cites · 200095% earned
- 251US6720745B2Data delivery track667 cites · 200192% earned
Rising· last 2 yrs
Assignees whose newest F21S patents became public in the last 2 years — the current frontier
- 199GENTEX CORP31 patents · 6,045 citations
- 296KOITO MFG CO LTD1,200 patents · 16,954 citations
- 392TRAN BAO34 patents · 637 citations
- 488GROTE INDUSTRIES INC28 patents · 2,172 citations
- 583STANLEY ELECTRIC CO LTD437 patents · 4,743 citations
- 679VALEO VISION601 patents · 3,633 citations
- 775WILLIS ELECTRIC CO LTD82 patents · 1,179 citations
- 871DMF INC50 patents · 1,703 citations
- 967HUBBELL INC181 patents · 1,799 citations
- 1063WHELEN ENG37 patents · 1,013 citations
- 1158WANGS ALLIANCE CORP56 patents · 347 citations
- 1254TOYODA GOSEI KK38 patents · 972 citations
- 1350POLYGROUP MACAU LTD BVI43 patents · 367 citations
- 1446ICHIKOH INDUSTRIES LTD201 patents · 1,465 citations
- 1542ABL IP HOLDING LLC208 patents · 1,087 citations
- 1638QUARKSTAR LLC83 patents · 297 citations
- 1733NORTH AMERICAN LIGHTING INC26 patents · 574 citations
- 1829EATON INTELLIGENT POWER LTD96 patents · 533 citations
- 1925KENALL MFG CO40 patents · 370 citations
- 2021NICHIA CORP155 patents · 453 citations
- 2117STREAMLIGHT INC11 patents · 363 citations
- 2213FEIT ELECTRIC CO INC80 patents · 544 citations
- 238MUSCO CORP55 patents · 969 citations
- 244SEMICONDUCTOR ENERGY LAB27 patents · 250 citations
- 251HONDA MOTOR CO LTD134 patents · 764 citations
Active· last 5 yrs
Sustained F21S output across the last 5 years
- 199GENTEX CORP31 patents · 6,045 citations
- 296KOITO MFG CO LTD1,200 patents · 16,954 citations
- 392TRAN BAO34 patents · 637 citations
- 488GROTE INDUSTRIES INC28 patents · 2,172 citations
- 583DISNEY ENTPR INC18 patents · 1,152 citations
- 679STANLEY ELECTRIC CO LTD437 patents · 4,743 citations
- 775OSRAM SYLVANIA INC75 patents · 2,837 citations
- 871CHIEN TSENG-LU139 patents · 1,701 citations
- 967VALEO VISION601 patents · 3,633 citations
- 1063JOHNSON & SON INC S C20 patents · 1,284 citations
- 1158BOSCH GMBH ROBERT130 patents · 3,203 citations
- 1254WILLIS ELECTRIC CO LTD82 patents · 1,179 citations
- 1350DMF INC50 patents · 1,703 citations
- 1446MAY MICHAEL W26 patents · 512 citations
- 1542HUBBELL INC181 patents · 1,799 citations
- 1638WHELEN ENG37 patents · 1,013 citations
- 1733WANGS ALLIANCE CORP56 patents · 347 citations
- 1829TOYODA GOSEI KK38 patents · 972 citations
- 1925POLYGROUP MACAU LTD BVI43 patents · 367 citations
- 2021LSI INDUSTRIES INC34 patents · 748 citations
- 2117NISSAN MOTOR21 patents · 1,060 citations
- 2213ICHIKOH INDUSTRIES LTD201 patents · 1,465 citations
- 238AMAZON TECH INC10 patents · 933 citations
- 244ABL IP HOLDING LLC208 patents · 1,087 citations
- 251DIALIGHT CORP22 patents · 739 citations
All-time canon
All-time PatentIndex Score in F21S
- 199COLOR KINETICS INC29 patents · 20,480 citations
- 296GENTEX CORP31 patents · 6,045 citations
- 392ACCESS BUSINESS GROUP INT LLC9 patents · 1,417 citations
- 488ALTAIR ENG INC6 patents · 1,413 citations
- 583PHILIPS SOLID STATE LIGHTING13 patents · 2,835 citations
- 679KOITO MFG CO LTD1,200 patents · 16,954 citations
- 775DONNELLY CORP15 patents · 1,032 citations
- 871TRAN BAO34 patents · 637 citations
- 967MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 patents · 1,518 citations
- 1063911EP INC13 patents · 1,176 citations
- 1158GROTE INDUSTRIES INC28 patents · 2,172 citations
- 1254DISNEY ENTPR INC18 patents · 1,152 citations
- 1350COOPER TECHNOLOGIES CO134 patents · 3,291 citations
- 1446PERMLIGHT PRODUCTS INC13 patents · 1,398 citations
- 1542TELEDYNE LIGHTING & DISPLAY5 patents · 1,281 citations
- 1638MUTH K W CO INC5 patents · 1,974 citations
- 1733CHEN JOHNNY6 patents · 451 citations
- 1829KONINKL PHILIPS ELECTRONICS NV93 patents · 3,076 citations
- 1925ADVANCED OPTICAL TECH INC11 patents · 931 citations
- 2021PHILIPS CORP33 patents · 2,122 citations
- 2117OPTOLUM INC7 patents · 644 citations
- 2213STANLEY ELECTRIC CO LTD437 patents · 4,743 citations
- 238OSRAM SYLVANIA INC75 patents · 2,837 citations
- 244CHIEN TSENG-LU139 patents · 1,701 citations
- 251FIBER OPTIC DESIGNS INC11 patents · 722 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth