Inventor · disambiguated record
Takafumi Ishii
Also filed as: ISHII TAKAFUMI
24 granted patents·21 pending applications·163 citations·filing 1988–2024
95Inventor score
Top patents by PatentIndex Score
45 records- 0191US5588254APlant cultivation methodMEIJI SEIKA KAISHA·Filed 1990·Granted Dec 31, 1996·57 cites·6 claims
- 0276US2024112764A1Information processing device, information processing method, and non-transitory computer readable mediumENEOS CORP·Filed 2023·Application pending·0 cites
- 0373US8860430B2Insulation resistance measurement device and insulation resistance measurement methodISHII TAKAFUMI·Filed 2010·Granted Oct 14, 2014·4 cites·10 claims
- 0473US7489857B2Process and apparatus for producing powders of metal compound containing oxygen, and the powders produced by the processJAPAN PIONICS·Filed 2007·Granted Feb 10, 2009·2 cites·3 claims
- 0567US9176201B2Ground fault detection device, ground fault detection method, solar energy system, and ground fault detection programISHII TAKAFUMI·Filed 2012·Granted Nov 3, 2015·5 cites·13 claims
- 0666US6368521B1Water-based coating compositionNIPPON MITSUBISHI OIL CORP·Filed 2000·Granted Apr 9, 2002·7 cites·8 claims
- 0766US2025005374A1Information processing device and information processing methodPREFERRED NETWORKS INC·Filed 2024·Application pending·0 cites
- 0865US2025168727A1Electronic device, control method, and storage mediumCANON KK·Filed 2024·Application pending·0 cites
- 0960US2024188149A1Communication apparatusCANON KK·Filed 2023·Application pending·0 cites
- 1059US4857427ARecording mediumNIPPON OIL CO LTD·Filed 1988·Granted Aug 15, 1989·11 cites·4 claims
- 1159US2024127533A1Inferring device, model generation method, and inferring methodPREFERRED NETWORKS INC·Filed 2023·Application pending·0 cites
- 1258US11952483B2Resin compositionENEOS CORP·Filed 2019·Granted Apr 9, 2024·0 cites·4 claims
- 1358US2025021705A1Information processing device, information processing method, and non-transitory computer readable mediumENEOS CORP·Filed 2024·Application pending·0 cites
- 1458US2023269339A1Communication apparatus and method of controlling sameCANON KK·Filed 2023·Application pending·0 cites
- 1557US5746934AElectro rheological fluid comprising lyotropic liquid crystalline polymerNIPPON OIL CO LTD·Filed 1996·Granted May 5, 1998·13 cites·8 claims
- 1657US2010008926A1Novel proteins and use thereofTAKEDA PHARMACEUTICAL·Filed 2009·Application pending·0 cites
- 1756US2024323766A1Communication apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1855US10392249B2Hydrogen storage carbon materialUNIV HOKKAIDO NAT UNIV CORP·Filed 2016·Granted Aug 27, 2019·0 cites·6 claims
- 1954US7297322B2Process and apparatus for producing powders of metal compound containing oxygen, and the powders produced by the processJAPAN PIONICS·Filed 2005·Granted Nov 20, 2007·0 cites·6 claims
- 2054US7195795B2Material for forming insulation film and film-forming method with the use of the materialJAPAN PIONICS·Filed 2004·Granted Mar 27, 2007·3 cites·7 claims
- 2154US2014373895A1Solar cell unit and solar cell moduleJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 2254US2014360553A1Solar power generation system and failure detection methodJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 2352US5288426ANonlinear optical materialsNIPPON OIL CO LTD·Filed 1990·Granted Feb 22, 1994·10 cites·16 claims
- 2450US11114672B2Carbon catalyst, battery electrode, and batteryNISSHINBO HOLDINGS INC·Filed 2017·Granted Sep 7, 2021·0 cites·9 claims
- 2550US2014239968A1Ground fault detection device, ground fault detection method, solar energy system, and ground fault detection programISHII TAKAFUMI·Filed 2012·Application pending·0 cites
- 2648US7723496B2Preventives/remedies for cancerTAKEDA PHARMACEUTICAL·Filed 2003·Granted May 25, 2010·0 cites·9 claims
- 2748US2007275888A1Preventive/Remedy for CancerTAKEDA PHARMACEUTICAL·Filed 2004·Application pending·0 cites
- 2846US5766518ALight modulating materialsNIPPON OIL CO LTD·Filed 1996·Granted Jun 16, 1998·11 cites·20 claims
- 2946US2014225444A1Earth fault detection device, earth fault detection method, solar power generation system, and earth fault detection programYOSHIDOMI MASANOBU·Filed 2012·Application pending·0 cites
- 3044US5498627AOctahydro-2-naphthalenecarboxylic acid derivative, its production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1995·Granted Mar 12, 1996·5 cites·4 claims
- 3144US5097016ANonlinear optical materials of polypeptidesNIPPON OIL CO LTD·Filed 1989·Granted Mar 17, 1992·9 cites·7 claims
- 3244US4993185AProcess for improving quality of fruitMEIJI SEIKA KAISHA·Filed 1988·Granted Feb 19, 1991·10 cites·5 claims
- 3342US11299485B2Thiophene derivative and use thereofFUJIMOTO CO LTD·Filed 2019·Granted Apr 12, 2022·0 cites·25 claims
- 3442US11276865B2Carbon catalyst, and electrode and battery containing sameNISSHINBO HOLDINGS INC·Filed 2017·Granted Mar 15, 2022·0 cites·10 claims
- 3542US2009142345A1Prophylactic/therapeutic agent for cancerTAKEDA PHARMACEUTICAL·Filed 2005·Application pending·0 cites
- 3642US2013285670A1Ground fault detection device, ground fault detection method, solar energy generator system, and ground fault detection programYOSHIDOMI MASANOBU·Filed 2011·Application pending·0 cites
- 3741US5536428AElectro rheological fluid comprising lyotropic liquid crystalline polymerNIPPON OIL CO LTD·Filed 1995·Granted Jul 16, 1996·5 cites·11 claims
- 3841US2004130995A1Address reproduction circuit, optical disc drive and address reproduction methodFiled 2003·Application pending·0 cites
- 3938US5360737AEnterobacter cloacae ferm BP1529 having plant growth acceleratory activityMEIJI SEIKA KAISHA·Filed 1993·Granted Nov 1, 1994·6 cites·1 claims
- 4038US2015188487A1Failure detection device, failure detection system, and failure detection methodJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 4136US2014257581A1Computation device which optimizes solar power generation, method which optimizes solar power generation, solar power generation system, and solar power generation simulation systemISHII TAKAFUMI·Filed 2012·Application pending·0 cites
- 4235US5679280AElectro rheological fluidNIPPON OIL CO LTD·Filed 1995·Granted Oct 21, 1997·4 cites·14 claims
- 4334US2009087423A1Novel protein complex and use thereofTAKEDA PHARMACEUTICAL·Filed 2005·Application pending·0 cites
- 4432US5230825AChiral smectic c liquid crystalline polyesterNIPPON OIL CO LTD·Filed 1989·Granted Jul 27, 1993·1 cites·5 claims
- 4529US2004038257A1Novel protein, process for producing the same and use thereofFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →