Inventor · disambiguated record
Tomoya Kumagai
Also filed as: KUMAGAI TOMOYA
34 granted patents·4 pending applications·168 citations·filing 2002–2023
96Inventor score
Top patents by PatentIndex Score
38 records- 0196US9979916B2Imaging apparatus and imaging systemCANON KK·Filed 2015·Granted May 22, 2018·20 cites·16 claims
- 0294US11303830B2Photoelectric conversion device and imaging systemCANON KK·Filed 2020·Granted Apr 12, 2022·4 cites·19 claims
- 0386US10742905B2Imaging device and method of driving imaging deviceCANON KK·Filed 2018·Granted Aug 11, 2020·6 cites·20 claims
- 0485US11284032B2Imaging device, semiconductor device and cameraCANON KK·Filed 2019·Granted Mar 22, 2022·4 cites·8 claims
- 0583US9796953B2Cleaning liquid for lithography and method for cleaning substrateTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Oct 24, 2017·2 cites·18 claims
- 0682US9920286B2Cleaning liquid for lithography and method for forming wiringTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Mar 20, 2018·3 cites·19 claims
- 0780US8367312B2Detergent for lithography and method of forming resist pattern with the sameTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Feb 5, 2013·5 cites·8 claims
- 0879US9063430B2Coating agent for forming fine patternTOKYO OHKA KOGYO CO LTD·Filed 2014·Granted Jun 23, 2015·2 cites·7 claims
- 0975US8349549B2Resist surface modifying liquid, and method for formation of resist pattern using the sameTOKYO OHKA KOGYO CO LTD·Filed 2009·Granted Jan 8, 2013·4 cites·7 claims
- 1072US12428737B2Cleaning liquid used for cleaning metal resists, and cleaning method using cleaning liquidTOKYO OHKA KOGYO CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·13 claims
- 1170USD663324SExcavatorFUCHITA SEIICHI·Filed 2011·Granted Jul 10, 2012·22 cites·1 claims
- 1267US12428611B2Cleaning liquid used for cleaning metal resists, and cleaning method using cleaning liquidTOKYO OHKA KOGYO CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·9 claims
- 1364USD663751SExcavatorYOGITA JIN·Filed 2011·Granted Jul 17, 2012·18 cites·1 claims
- 1464USD663327SExcavator cabinNAMURA AKIHIDE·Filed 2011·Granted Jul 10, 2012·14 cites·1 claims
- 1563USD538303SBulldozerKOMATSU MFG CO LTD·Filed 2005·Granted Mar 13, 2007·12 cites·1 claims
- 1662USD697089SMain body of a construction machineKOMATSU MFG CO LTD·Filed 2013·Granted Jan 7, 2014·9 cites·1 claims
- 1761USD552629SBulldozerKOMATSU MFG CO LTD·Filed 2006·Granted Oct 9, 2007·11 cites·1 claims
- 1859US11131933B2Cleaning liquid, and method of cleaning substrate provided with metal resistTOKYO OHKA KOGYO CO LTD·Filed 2020·Granted Sep 28, 2021·0 cites·6 claims
- 1958US12393122B2Thinner composition and method of processing surfaces of semiconductor substratesSK HYNIX INC·Filed 2021·Granted Aug 19, 2025·0 cites·10 claims
- 2058US12335651B2Photoelectric conversion device, method of driving photoelectric conversion device, and imaging systemCANON KK·Filed 2023·Granted Jun 17, 2025·0 cites·18 claims
- 2158US11131932B2Cleaning liquid, and method of cleaning substrate provided with metal resistTOKYO OHKA KOGYO CO LTD·Filed 2020·Granted Sep 28, 2021·0 cites·13 claims
- 2258US8802610B2Cleaning liquid and anticorrosive agent comprising a mercapto compound and solventTOKYO OHKA KOGYO CO LTD·Filed 2013·Granted Aug 12, 2014·0 cites·5 claims
- 2357USD688712SMain body of a construction machineSUZUKI YASUYUKI·Filed 2011·Granted Aug 27, 2013·8 cites·1 claims
- 2455US2013172224A1Cleaning liquid, and anticorrosive agentTOKYO OHKA KOGYO CO LTD·Filed 2012·Application pending·0 cites
- 2554US9291905B2Developing solution for photolithography, method for forming resist pattern, and method and apparatus for producing developing solution for photolithographyTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Mar 22, 2016·0 cites·7 claims
- 2652US11310456B2Photoelectric conversion device and imaging systemCANON KK·Filed 2020·Granted Apr 19, 2022·0 cites·16 claims
- 2751US12501188B2Imaging apparatus, and method with increased readout speedCANON KK·Filed 2023·Granted Dec 16, 2025·0 cites·20 claims
- 2851US11119410B2Cleaning liquid, and method of cleaning substrate provided with metal resistTOKYO OHKA KOGYO CO LTD·Filed 2020·Granted Sep 14, 2021·0 cites·9 claims
- 2951USD777602SDump truckOOTSUKA TAKEO·Filed 2016·Granted Jan 31, 2017·7 cites·1 claims
- 3050USD543557SBulldozerKOMATSU MFG CO LTD·Filed 2006·Granted May 29, 2007·8 cites·1 claims
- 3149US12389139B2Photoelectric conversion device and method of driving photoelectric conversion deviceCANON KK·Filed 2023·Granted Aug 12, 2025·0 cites·17 claims
- 3249US2013330927A1Cleaning liquid for lithography and method for forming wiringTOKYO OHKA KOGYO CO LTD·Filed 2013·Application pending·0 cites
- 3348US2011159447A1Developing solution for photolithography, method for forming resist pattern, and method and apparatus for producing developing solution for photolithographyTOKYO OHKA KOGYO CO LTD·Filed 2010·Application pending·0 cites
- 3445US9964851B2Resist pattern forming method and developer for lithographyTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted May 8, 2018·0 cites·2 claims
- 3542USD551683SBulldozerKOMATSU MFG CO LTD·Filed 2006·Granted Sep 25, 2007·5 cites·1 claims
- 3640USD489040SHand-operated switchOMRON TATEISI ELECTRONICS CO·Filed 2002·Granted Apr 27, 2004·4 cites·1 claims
- 3735US9417532B2Coating agent for forming fine patternTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Aug 16, 2016·0 cites·9 claims
- 3835US2010248164A1Cleaning liquid for lithography and method for forming a resist pattern using the sameTOKYO OHKA KOGYO CO LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →