Inventor · disambiguated record
Akira Yanagisawa
Also filed as: YANAGISAWA AKIRA
16 granted patents·532 citations·filing 1982–2009
94Inventor score
Files withSINTOKOGIO LTD3ASAHI OPTICAL CO LTD2CITIZEN WATCH CO LTD2HITACHI LTD2KONISHIROKU PHOTO IND2
Top patents by PatentIndex Score
16 records- 0197USD397796SHearing aidCITIZEN WATCH CO LTD·Filed 1997·Granted Sep 1, 1998·188 cites·1 claims
- 0293US4531705AComposite and durable forming model with permeabilitySINTOKOGIO LTD·Filed 1984·Granted Jul 30, 1985·89 cites·14 claims
- 0387US4930199AMethod for manufacturing fiber from thin plate materialYANAGISAWA AKIRA·Filed 1988·Granted Jun 5, 1990·62 cites·4 claims
- 0484US4668472ASlide for chemical analysisKONISHIROKU PHOTO IND·Filed 1984·Granted May 26, 1987·47 cites·10 claims
- 0573USD399001SAdapter for hearing aidCITIZEN WATCH CO LTD·Filed 1997·Granted Sep 29, 1998·18 cites·1 claims
- 0673US5071242ABinocular with interocular adjustment while maintaining objective lenses spacing constantASAHI OPTICAL CO LTD·Filed 1990·Granted Dec 10, 1991·41 cites·42 claims
- 0772US4561235AApparatus for and method of processing and packaging photographic filmKONISHIROKU PHOTO IND·Filed 1982·Granted Dec 31, 1985·14 cites·13 claims
- 0870US8331337B2Session management apparatus, communication system, and session clear-out methodKAMBE TOSHIYUKI·Filed 2009·Granted Dec 11, 2012·6 cites·13 claims
- 0965US6063332AHeat resisting metal fiber sintered bodySINTOKOGIO LTD·Filed 1996·Granted May 16, 2000·28 cites·12 claims
- 1050US4445040AShaping aperture for a charged particle forming systemHITACHI LTD·Filed 1983·Granted Apr 24, 1984·6 cites·13 claims
- 1147US5196959ABinocular with objective lens-barrels rotatable about the optical axes of the objectivesASAHI OPTICAL CO LTD·Filed 1991·Granted Mar 23, 1993·14 cites·18 claims
- 1244US5437832AProcess for preparing a ceramic porous bodySINTOKOGIO LTD·Filed 1993·Granted Aug 1, 1995·8 cites·10 claims
- 1342US4853549AElectron beam drawing methodHITACHI LTD·Filed 1988·Granted Aug 1, 1989·5 cites·2 claims
- 1439US4886903AProcess for production of prostaglandins D2TEIJIN LTD·Filed 1988·Granted Dec 12, 1989·4 cites·9 claims
- 1532US4578482AProcess for preparing prostacyclinsTEIJIN LTD·Filed 1983·Granted Mar 25, 1986·0 cites·13 claims
- 1629US5228370AMethod of manufacturing molding material containing metal fibers and apparatus thereforNIBEX CO LTD·Filed 1992·Granted Jul 20, 1993·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →