Topic leaderboard
Pumping fluid by direct contact & siphons
Ranked by the PatentIndex Score — a 1–99 percentile within F04F · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F04F patents became public in the last 2 years — the current frontier
- 199Keith S. Attee12 patents · 117 citations
- 296Maurice Perlman13 patents · 117 citations
- 392Alexander Patrick Theodossiou13 patents · 134 citations
- 488Azam Mihir Thatte13 patents · 38 citations
- 583Ho-Young Cho12 patents · 45 citations
- 679Mudasir Ahmad6 patents · 21 citations
- 775Timothy Neil Jukes6 patents · 23 citations
- 871Hoojin Kim24 patents · 12 citations
- 967Yongmin Kim24 patents · 12 citations
- 1063Philip Tennison Reilly10 patents · 21 citations
- 1158Chiyoung Choi22 patents · 10 citations
- 1254Hyungho Park23 patents · 10 citations
- 1350James Elliott Mclean, Jr.8 patents · 14 citations
- 1446Haein Jung15 patents · 9 citations
- 1542Jaehyuk Jung18 patents · 9 citations
- 1638Kidong Kim17 patents · 8 citations
- 1733Seokho Choi23 patents · 8 citations
- 1829Andreas Dreiss7 patents · 15 citations
- 1925Brian Lee Moffat3 patents · 9 citations
- 2021Garth Alexander Sheldon-Coulson3 patents · 9 citations
- 2117Gordon Ray Whipple5 patents · 3 citations
- 2213John Troy Kraczek5 patents · 3 citations
- 238Paul James Freeman5 patents · 3 citations
- 244Jeffrey Butler Cunnane4 patents · 12 citations
- 251Neil Havrilla5 patents · 7 citations
Active· last 5 yrs
Sustained F04F output across the last 5 years
- 199James Dyson28 patents · 1,223 citations
- 296Leif J. Hauge11 patents · 461 citations
- 392Jeremy Grant Martin32 patents · 551 citations
- 488Reiner Liebing5 patents · 273 citations
- 583Farshad Ghasripoor25 patents · 284 citations
- 679Keith S. Attee12 patents · 117 citations
- 775Maurice Perlman13 patents · 117 citations
- 871Prem Krish13 patents · 201 citations
- 967Kevin L. Newcomer10 patents · 195 citations
- 1063David Deloyd Anderson15 patents · 140 citations
- 1158Alexander Patrick Theodossiou13 patents · 134 citations
- 1254Neil Andrew Stewart9 patents · 65 citations
- 1350Steven Eduard Peet10 patents · 60 citations
- 1446Baji Gobburi5 patents · 52 citations
- 1542James Edward Mccrone4 patents · 144 citations
- 1638Keith Hampton19 patents · 54 citations
- 1733Azam Mihir Thatte13 patents · 38 citations
- 1829Alexander Stuart Knox5 patents · 49 citations
- 1925Ho-Young Cho12 patents · 45 citations
- 2021Rod Shampine8 patents · 34 citations
- 2117Mudasir Ahmad6 patents · 21 citations
- 2213Charles Edward Pouget5 patents · 26 citations
- 238Kiyoshi Kurihara6 patents · 52 citations
- 244Timothy Neil Jukes6 patents · 23 citations
- 251Thomas Greer Duvall6 patents · 25 citations
All-time canon
Career PatentIndex Score in F04F
- 199Peter David Gammack37 patents · 1,583 citations
- 296James Dyson28 patents · 1,223 citations
- 392Frederic Nicolas17 patents · 540 citations
- 488Shigekazu Nagai10 patents · 495 citations
- 583Kevin John Simmonds17 patents · 448 citations
- 679Leif J. Hauge11 patents · 461 citations
- 775Akio Saitoh7 patents · 293 citations
- 871Nicholas Gerald Fitton15 patents · 355 citations
- 967Dan Gilmore6 patents · 261 citations
- 1063Jeremy Grant Martin32 patents · 551 citations
- 1158Reiner Liebing5 patents · 273 citations
- 1254Peter Tell17 patents · 347 citations
- 1350Yoji Ise7 patents · 265 citations
- 1446Farshad Ghasripoor25 patents · 284 citations
- 1542Keith S. Attee12 patents · 117 citations
- 1638Maurice Perlman13 patents · 117 citations
- 1733Prem Krish13 patents · 201 citations
- 1829Hiroshi Matsushima6 patents · 219 citations
- 1925Richard L. Stover5 patents · 184 citations
- 2021Timothy S. Lucas6 patents · 204 citations
- 2117Tom Vallance Hamilton Crawford7 patents · 343 citations
- 2213Kevin L. Newcomer10 patents · 195 citations
- 238John Scott Sutton6 patents · 151 citations
- 244John W. Erickson5 patents · 163 citations
- 251Hirotsugu Takeuchi14 patents · 258 citations
Rising· last 2 yrs
The top-scoring F04F patents made public in the last 2 years
- 199US12173682B2✦ AIRecirculating inertial hydrodynamic pump and wave engine4 cites · 202467% earned
- 296US11990598B1✦ AIHeat activated multiphase fluid-operated pump for battery temperature control6 cites · 202467% earned
- 392US12092086B2✦ AIGeopressure and geothermal power system2 cites · 202467% earned
- 488US11920830B1Tool and method for cleaning and draining a water heater2 cites · 202467% earned
- 583US11933325B1Thermal pumping of liquid hydrogen1 cites · 202467% earned
- 679US12012975B2Vacuum ejector pump with multiple nozzles1 cites · 202467% earned
- 775US12390943B2Auto-release vacuum device0 cites · 20240% earned
- 871US12590738B2Heat pump systems with pressure exchangers0 cites · 20240% earned
- 967US12553452B2Pump arrangement0 cites · 20240% earned
- 1063US12370516B2Conversion of supercritical water energy into electrical power0 cites · 20250% earned
- 1158US12259156B2Air moving device with bypass intake0 cites · 20240% earned
- 1254US12276447B2Refrigeration system with high speed rotary pressure exchanger0 cites · 20240% earned
- 1350US12129862B2Blower0 cites · 20240% earned
- 1446US12454962B2Blower0 cites · 20240% earned
- 1542USRE49868EMedallion fan0 cites · 20240% earned
- 1638US12305669B2High efficiency aspirator for inflatable emergency slides0 cites · 20240% earned
- 1733US12188486B2Blower0 cites · 20240% earned
- 1829US12104622B2Motorized pressure exchanger with a low-pressure centerbore0 cites · 20240% earned
- 1925US12398734B2Pistons for use in fluid exchange devices and related devices, systems, and methods0 cites · 20240% earned
- 2021US12473931B2Fan assembly with a removable filter assembly0 cites · 20250% earned
- 2117US12352248B2Energy storage and retrieval systems and methods0 cites · 20240% earned
- 2213US12155097B2Ejector nozzle and ejector including same0 cites · 20240% earned
- 238US12313103B2Control of a pressure exchanger system0 cites · 20240% earned
- 244US12196221B2Blower having first and second towers and a motor housing supporter arrangement0 cites · 20240% earned
- 251US12313077B2Blower having a movable air flow converter0 cites · 20240% earned
Active· last 5 yrs
The top-scoring F04F patents of the last 5 years
- 199US11466674B2✦ AIAir flow generating device20 cites · 202185% earned
- 296US10933375B1✦ AIFluid to fluid pressurizer and method of operating the same19 cites · 202190% earned
- 392US11737240B1✦ AIHeat-activated multiphase fluid-operated pump for electronics waste heat removal12 cites · 202372% earned
- 488US12173682B2Recirculating inertial hydrodynamic pump and wave engine4 cites · 202467% earned
- 583US11680581B2Nozzle for a fan assembly8 cites · 202280% earned
- 679US11421918B2Refrigeration system with high speed rotary pressure exchanger11 cites · 202276% earned
- 775US11835183B1Booster-ejector system for capturing and recycling leakage fluids5 cites · 202384% earned
- 871US11084745B1Ozone injector device8 cites · 202176% earned
- 967US11229763B2Mechanical ventilator with oxygen concentrator9 cites · 202181% earned
- 1063US11198096B1Pressure-exchange assisted closed circuit desalination systems for continuous desalination12 cites · 202188% earned
- 1158US11767859B2Fan assembly8 cites · 202180% earned
- 1254US11320079B2Modular configurable wellsite surface equipment10 cites · 202181% earned
- 1350US11274681B2Fluid exchange devices and related controls, systems, and methods6 cites · 202174% earned
- 1446US11767853B2Nozzle for a fan assembly7 cites · 202179% earned
- 1542US11454247B2Nozzle for a fan assembly7 cites · 202186% earned
- 1638US12092136B2Fluid exchange devices and related controls, systems, and methods3 cites · 202380% earned
- 1733US11198514B2Aspirator with pressure relief flaps6 cites · 202185% earned
- 1829US11624369B2Blower4 cites · 202167% earned
- 1925US11828223B2Variable jet pump4 cites · 202282% earned
- 2021US12193627B2High volume industrial vacuum assemblies and methods3 cites · 202372% earned
- 2117US11732458B2Water trap having a rotary valve3 cites · 202280% earned
- 2213US11802571B2Fan assembly5 cites · 202277% earned
- 238US11951611B2Auto-release vacuum device2 cites · 202346% earned
- 244US11781761B1Air moving device with bypass intake2 cites · 202358% earned
- 251US11846305B2Submerged reverse osmosis system3 cites · 202257% earned
All-time canon
The defining F04F patents of the whole record
- 199US9057388B2✦ AIVacuum trap386 cites · 201392% earned
- 296US6521188B1✦ AIMicrofluidic actuator330 cites · 200394% earned
- 392US5537813A✦ AIGas turbine inlet air combined pressure boost and cooling method and apparatus233 cites · 199694% earned
- 488US6415821B2Magnetically actuated fluid handling devices for microfluidic applications206 cites · 200191% earned
- 583US6010316AAcoustic micropump205 cites · 200094% earned
- 679US4046492AAir flow amplifier204 cites · 197794% earned
- 775US4718870AMarine propulsion system199 cites · 198894% earned
- 871US4807814APneumatic powder ejector181 cites · 198994% earned
- 967US4744730ADownhole jet pump with multiple nozzles axially aligned with venturi for producing fluid f176 cites · 198894% earned
- 1063USD602143SFan167 cites · 200994% earned
- 1158US4059123ACleaning and preservation unit for turbine engine166 cites · 197794% earned
- 1254USD602144SFan162 cites · 200994% earned
- 1350USD614280SFan159 cites · 201094% earned
- 1446US6123618AAir movement apparatus159 cites · 200094% earned
- 1542US6357530B1System and method of utilizing an electric submergible pumping system in the production of154 cites · 200294% earned
- 1638USD598532SFan153 cites · 200994% earned
- 1733USD605748SFan151 cites · 200994% earned
- 1829US4037991AFluid-flow assisting devices151 cites · 197794% earned
- 1925US5647221APressure exchanging ejector and refrigeration apparatus and method151 cites · 199794% earned
- 2021US8092166B2Fan148 cites · 201094% earned
- 2117US9328741B2Pump arrangement146 cites · 201384% earned
- 2213US4332529AJet diffuser ejector146 cites · 198294% earned
- 238US4817712ARod string sonic stimulator and method for facilitating the flow from petroleum wells144 cites · 198993% earned
- 244US5070849AModular fuel delivery system139 cites · 199193% earned
- 251US4186772AEductor-mixer system131 cites · 198093% earned
Rising· last 2 yrs
Assignees whose newest F04F patents became public in the last 2 years — the current frontier
- 199DYSON TECHNOLOGY LTD87 patents · 789 citations
- 296ENERGY RECOVERY INC61 patents · 748 citations
- 392GEN ELECTRIC31 patents · 545 citations
- 488CAPITAL FORMATION INC9 patents · 59 citations
- 583ECP ENTW MBH5 patents · 127 citations
- 679IND TECH RES INST6 patents · 385 citations
- 775HAMFOP TECH LLC6 patents · 21 citations
- 871LG ELECTRONICS INC37 patents · 14 citations
- 967HAMILTON SUNDSTRAND CORP10 patents · 15 citations
- 1063FORD GLOBAL TECH LLC13 patents · 23 citations
- 1158Q E D ENV SYSTEMS INC9 patents · 14 citations
- 1254HYUNDAI MOTOR CO LTD11 patents · 13 citations
- 1350LONE GULL HOLDINGS LTD3 patents · 9 citations
- 1446SREUS ENERGY LLC5 patents · 3 citations
- 1542SAUDI ARABIAN OIL CO8 patents · 3 citations
- 1638AIRIUS IP HOLDINGS LLC3 patents · 5 citations
- 1733ALTEVAC LLC4 patents · 2 citations
- 1829FLOWSERVE PTE LTD4 patents · 3 citations
- 1925VTEC CO LTD4 patents · 3 citations
- 2021GHARAKHANIAN RAZMIK DAVID2 patents · 5 citations
- 2117HUNTER FAN CO3 patents · 0 citations
- 2213SAGE GEOSYSTEMS INC2 patents · 2 citations
- 238MCNALLY RUSSELL DWAYNE1 patents · 2 citations
- 244KREUGER STEN2 patents · 0 citations
- 251ZEROAVIA INC1 patents · 1 citations
Active· last 5 yrs
Sustained F04F output across the last 5 years
- 199DYSON TECHNOLOGY LTD87 patents · 789 citations
- 296ENERGY RECOVERY INC61 patents · 748 citations
- 392GEN ELECTRIC31 patents · 545 citations
- 488CAPITAL FORMATION INC9 patents · 59 citations
- 583ECP ENTW MBH5 patents · 127 citations
- 679BOSCH GMBH ROBERT14 patents · 92 citations
- 775IND TECH RES INST6 patents · 385 citations
- 871HAMFOP TECH LLC6 patents · 21 citations
- 967BOEING CO8 patents · 36 citations
- 1063HEWLETT PACKARD DEVELOPMENT CO6 patents · 40 citations
- 1158FLOWSERVE MAN CO11 patents · 19 citations
- 1254LG ELECTRONICS INC37 patents · 14 citations
- 1350GOODRICH CORP24 patents · 19 citations
- 1446SMC CORP5 patents · 87 citations
- 1542NATURAL OCEAN WELL CO6 patents · 9 citations
- 1638HAMILTON SUNDSTRAND CORP10 patents · 15 citations
- 1733FORD GLOBAL TECH LLC13 patents · 23 citations
- 1829TOYOTA MOTOR CO LTD4 patents · 58 citations
- 1925DANFOSS AS7 patents · 21 citations
- 2021Q E D ENV SYSTEMS INC9 patents · 14 citations
- 2117MURATA MANUFACTURING CO8 patents · 18 citations
- 2213AQUASTAR POOL PRODUCTS INC3 patents · 14 citations
- 238FREDA ROBERT4 patents · 8 citations
- 244LIFTROCK LLC4 patents · 7 citations
- 251HYUNDAI MOTOR CO LTD11 patents · 13 citations
All-time canon
All-time PatentIndex Score in F04F
- 199DYSON LTD5 patents · 792 citations
- 296SMC KK10 patents · 416 citations
- 392US NAVY7 patents · 325 citations
- 488GAMMACK PETER DAVID13 patents · 406 citations
- 583DYSON TECHNOLOGY LTD87 patents · 789 citations
- 679ENERGY RECOVERY INC61 patents · 748 citations
- 775GEN ELECTRIC31 patents · 545 citations
- 871WEATHERFORD LAMB6 patents · 314 citations
- 967E Z FLO INJECTION SYSTEMS INC6 patents · 261 citations
- 1063PIAB AB10 patents · 270 citations
- 1158MYOTOKU KK6 patents · 198 citations
- 1254KOBE INC5 patents · 163 citations
- 1350DENSO CORP48 patents · 313 citations
- 1446ROEDER GEORGE K4 patents · 387 citations
- 1542HELIOS RESEARCH CORP9 patents · 175 citations
- 1638CAPITAL FORMATION INC9 patents · 59 citations
- 1733QED ENVIRONMENTAL SYSTEMS INC5 patents · 91 citations
- 1829BODINE ALBERT G5 patents · 216 citations
- 1925SCHMALZ J GMBH9 patents · 143 citations
- 2021HONDA MOTOR CO LTD9 patents · 138 citations
- 2117FORD MOTOR CO9 patents · 155 citations
- 2213US ARMY5 patents · 113 citations
- 238BBC BROWN BOVERI & CIE15 patents · 196 citations
- 244INST FRANCAIS DU PETROLE10 patents · 115 citations
- 251FITTON NICHOLAS GERALD6 patents · 88 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth