Inventor · disambiguated record
Koji Nakazawa
Also filed as: FUJITA TOSHIHITO · NAKAZAWA KOJI
30 granted patents·8 pending applications·180 citations·filing 1977–2023
96Inventor score
Top patents by PatentIndex Score
38 records- 0191US8361304B2Water electrolysis system and method of operating sameHONDA MOTOR CO LTD·Filed 2011·Granted Jan 29, 2013·7 cites·5 claims
- 0289US8679305B2High-pressure hydrogen producing apparatusNAKAZAWA KOJI·Filed 2012·Granted Mar 25, 2014·8 cites·11 claims
- 0387US8991445B2Hydrogen filling system and method of operating the sameNAKAZAWA KOJI·Filed 2011·Granted Mar 31, 2015·8 cites·17 claims
- 0485US7846307B2High-pressure hydrogen production apparatusHONDA MOTOR CO LTD·Filed 2006·Granted Dec 7, 2010·7 cites·5 claims
- 0584US9487871B2High-pressure water electolysis apparatusHONDA MOTOR CO LTD·Filed 2013·Granted Nov 8, 2016·3 cites·7 claims
- 0684US4287799ARoller apparatus for cutting glass fibersNITTO BOSEKI CO LTD·Filed 1977·Granted Sep 8, 1981·41 cites·2 claims
- 0783US8936712B2Water electrolysis system and method for operating the sameKURASHINA DAISUKE·Filed 2012·Granted Jan 20, 2015·3 cites·3 claims
- 0883US8815063B2High-pressure water electrolysis apparatusHARYU EIJI·Filed 2011·Granted Aug 26, 2014·3 cites·4 claims
- 0982US8961748B2Water electrolysis systemHARYU EIJI·Filed 2011·Granted Feb 24, 2015·3 cites·5 claims
- 1082US8691060B2Water electrolysis apparatusHARYU EIJI·Filed 2010·Granted Apr 8, 2014·3 cites·9 claims
- 1182US8329020B2Method of shutting down water electrolysis systemTAKEUCHI JUN·Filed 2010·Granted Dec 11, 2012·3 cites·3 claims
- 1281US8894829B2Water electrolysis apparatusHARYU EIJI·Filed 2010·Granted Nov 25, 2014·4 cites·12 claims
- 1381US4175939AMethod and apparatus for introduction of glass filament strand onto feed roller of chopped glass filament strands manufacturing systemNITTO BOSEKI CO LTD·Filed 1978·Granted Nov 27, 1979·20 cites·4 claims
- 1480US9194048B2Electrochemical deviceHARYU EIJI·Filed 2011·Granted Nov 24, 2015·3 cites·5 claims
- 1578US8709220B2Water electrolysis apparatusNAKAZAWA KOJI·Filed 2011·Granted Apr 29, 2014·2 cites·14 claims
- 1677US7951284B2Electrolysis apparatus, electrochemical reaction membrane apparatus, porous electrical conductor, and production method thereofHONDA MOTOR CO LTD·Filed 2006·Granted May 31, 2011·3 cites·4 claims
- 1777US4511095AMethod and apparatus for winding glass fibersSHIMADZU CORP·Filed 1983·Granted Apr 16, 1985·29 cites·18 claims
- 1875US9624587B2Water electrolysis systemHONDA MOTOR CO LTD·Filed 2015·Granted Apr 18, 2017·1 cites·12 claims
- 1975US9365938B2Differential pressure water electrolysis apparatusHONDA MOTOR CO LTD·Filed 2014·Granted Jun 14, 2016·1 cites·5 claims
- 2075US8366887B2Hydrogen generating system and operating method thereforHONDA MOTOR CO LTD·Filed 2009·Granted Feb 5, 2013·2 cites·7 claims
- 2171US8815595B2Substrate for forming a three-dimensional tissue construct and method of useIWANAGA HIROSHI·Filed 2008·Granted Aug 26, 2014·2 cites·14 claims
- 2269US8815075B2Water electrolysis system and method of operating sameTAKEUCHI JUN·Filed 2012·Granted Aug 26, 2014·1 cites·5 claims
- 2365US9487874B2Method for operating the water electrolysis systemHONDA MOTOR CO LTD·Filed 2014·Granted Nov 8, 2016·0 cites·4 claims
- 2465US4383653ATraverse motion used in combination with device for winding a continuous elongate elementNITTO BOSEKI CO LTD·Filed 1980·Granted May 17, 1983·15 cites·3 claims
- 2561US2022119763A1Method for producing hepatocyte culture, cell-containing porous film, and method for improving or maintaining function of hepatocyte or hepatic progenitor cellFUJIFILM CORP·Filed 2021·Application pending·0 cites
- 2657US2025108229A1Magnetic treatment apparatusNIPRO CORP·Filed 2023·Application pending·0 cites
- 2757US2025099775A1Magnetic treatment apparatusNIPRO CORP·Filed 2023·Application pending·0 cites
- 2849US7553399B2Hydrogen production apparatus with electrolyte of varying thicknessesHONDA MOTOR CO LTD·Filed 2006·Granted Jun 30, 2009·0 cites·8 claims
- 2949US2021123012A1Cell culture sheetNIPPON CATALYTIC CHEM IND·Filed 2019·Application pending·0 cites
- 3046US8741123B2Water electrolysis system and method for shutting down the sameTAKEUCHI JUN·Filed 2011·Granted Jun 3, 2014·0 cites·4 claims
- 3145US8663436B2Water electrolysis systemTARUYA KENJI·Filed 2011·Granted Mar 4, 2014·0 cites·13 claims
- 3245US2011180398A1Water electrolysis apparatusHONDA MOTOR CO LTD·Filed 2011·Application pending·0 cites
- 3345US2004084302A1Water electrolysis systemFiled 2003·Application pending·0 cites
- 3445US2010230278A1Water electrolysis systemHONDA MOTOR CO LTD·Filed 2010·Application pending·0 cites
- 3544US8337678B2Electrochemical apparatusISHIKAWA HIROYUKI·Filed 2010·Granted Dec 25, 2012·0 cites·5 claims
- 3644US2010219066A1Water electrolysis systemHONDA MOTOR CO LTD·Filed 2010·Application pending·0 cites
- 3738US4171212AMolten glass separating device in glass fiber forming apparatusNITTO BOSEKI CO LTD·Filed 1978·Granted Oct 16, 1979·4 cites·10 claims
- 3836US4161897AApparatus for manufacturing a glass fiber chopped strand matNITTO BOSEKI CO LTD·Filed 1977·Granted Jul 24, 1979·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →