Inventor · disambiguated record
Kohichi Yamamoto
Also filed as: YAMAMOTO KOHICHI
12 granted patents·4 pending applications·122 citations·filing 1980–2014
91Inventor score
Files withFUJI XEROX CO LTD7NIPPON STEEL CORP4NIPPON STEEL & SUMITOMO METAL CORP2OKUMURA TERUHISA2YAZAKI CORP1
Top patents by PatentIndex Score
16 records- 0190US5252417ATitanyl phthalocyanine crystal and electrophotographic photoreceptor using the sameFUJI XEROX CO LTD·Filed 1991·Granted Oct 12, 1993·33 cites·12 claims
- 0275US6268096B1Titanyl phthalocyanine crystal and electrophotographic photoreceptor using the sameFUJI XEROX CO LTD·Filed 1995·Granted Jul 31, 2001·13 cites·3 claims
- 0374US5168024AInorganic-organic or semiconductive inorganic-organic composite material, production process thereof, and electrophotographic photoreceptor using the composite materialFUJI XEROX CO LTD·Filed 1990·Granted Dec 1, 1992·22 cites·9 claims
- 0473US9644372B2High-strength H-beam steel exhibiting excellent low-temperature toughness and method of manufacturing sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted May 9, 2017·1 cites·6 claims
- 0564US5440029ATitanyl phthalocyanine crystalFUJI XEROX CO LTD·Filed 1993·Granted Aug 8, 1995·6 cites·2 claims
- 0662US5421920AProcess for producing rolled shape steel material having high strength, high toughness, and excellent fire resistanceNIPPON STEEL CORP·Filed 1993·Granted Jun 6, 1995·13 cites·2 claims
- 0761US5985051AShape steel material having high strength, high toughness and excellent fire resistance and process for producing rolled shape steel of said materialNIPPON STEEL CORP·Filed 1996·Granted Nov 16, 1999·10 cites·2 claims
- 0854US5336339ARefractory shape steel material containing oxide and process for proucing rolled shape steel of said materialNIPPON STEEL CORP·Filed 1993·Granted Aug 9, 1994·11 cites·4 claims
- 0949US2015361664A1H-section steel and method of producing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Application pending·0 cites
- 1046US4315980AElectrophotographic member with metallocene containing overlayerFUJI XEROX CO LTD·Filed 1980·Granted Feb 16, 1982·6 cites·10 claims
- 1146US2009020190A1Fire Resistant High Strength Rolled Steel Material and Method of Production of The SameOKUMURA TERUHISA·Filed 2007·Application pending·0 cites
- 1241US2009087335A1Fire resistant steel and method of production of sameOKUMURA TERUHISA·Filed 2006·Application pending·0 cites
- 1337US2005206364A1Apparatus and method for switch control, and voltage measuring deviceYAZAKI CORP·Filed 2005·Application pending·0 cites
- 1434US5738739AMethod for producing low carbon equivalent rolled steel shapes by controlled rollingNIPPON STEEL CORP·Filed 1997·Granted Apr 14, 1998·6 cites·3 claims
- 1531US5104758AElectrophotographic photoreceptor comprising a squarylium compound and selenium or a selenium alloyFUJI XEROX CO LTD·Filed 1990·Granted Apr 14, 1992·1 cites·6 claims
- 1630US5456997AElectrophotographic photoreceptorFUJI XEROX CO LTD·Filed 1993·Granted Oct 10, 1995·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →