Inventor · disambiguated record
Akihiro Yamaguchi
Also filed as: SASAKI MASAOMI · YAMAGUCHI AKIHIRO
261 granted patents·22 pending applications·2,496 citations·filing 1977–2025
99Inventor score
Files withMITSUI TOATSU CHEMICALS186KYOCERA DOCUMENT SOLUTIONS INC17TOYOTA MOTOR CO LTD15TOSHIBA KK12DENSO CORP10
Top patents by PatentIndex Score
283 records- 0198US5310865APolyhydroxycarboxylic acid and preparation process thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted May 10, 1994·159 cites·37 claims
- 0297US4847349APolyimide and high-temperature adhesive of polyimide from meta substituted phenoxy diaminesMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jul 11, 1989·89 cites·6 claims
- 0393US10908549B2Drive force transmission mechanism and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2020·Granted Feb 2, 2021·3 cites·6 claims
- 0493US5461085ASuperabsorbent polymer and process for producing sameMITSUI TOATSU CHEMICALS·Filed 1994·Granted Oct 24, 1995·50 cites·15 claims
- 0593US5444107ADegradable polymer compositionMITSUI TOATSU CHEMICALS·Filed 1992·Granted Aug 22, 1995·67 cites·4 claims
- 0692US5434004ADegradable laminate compositionMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jul 18, 1995·68 cites·4 claims
- 0792US4839232AFlexible laminate printed-circuit board and methods of making sameMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jun 13, 1989·72 cites·14 claims
- 0891US10602731B2Blowing deviceSHARP KK·Filed 2016·Granted Mar 31, 2020·12 cites·6 claims
- 0991US4808503AElectrophotographic receptors with charge generating azo-substituted tetraphenyl-thiophene or thiophene 1,1-dioxideMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 28, 1989·36 cites·16 claims
- 1090US5281570AThermochromic materialsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Jan 25, 1994·49 cites·12 claims
- 1189US9075375B2Driving device and image forming apparatus provided with sameKYOCERA DOCUMENT SOLUTIONS INC·Filed 2013·Granted Jul 7, 2015·5 cites·18 claims
- 1287US5312866APolyimide based resin compositionMITSUI TOATSU CHEMICALS·Filed 1992·Granted May 17, 1994·38 cites·17 claims
- 1386US9334931B2Belt drive mechanism, belt drive apparatus, and pulleyKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted May 10, 2016·4 cites·8 claims
- 1486US5428126AAliphatic polyester and preparation process thereofMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jun 27, 1995·42 cites·17 claims
- 1585US5401796AAliphatic polyester and preparation process thereofMITSUI TOATSU CHEMICALS·Filed 1994·Granted Mar 28, 1995·31 cites·19 claims
- 1685US4734482APolyimide from ether diamine having the indane structure and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1986·Granted Mar 29, 1988·31 cites·7 claims
- 1785US4453009AProcess for producing fluorobenzophenone derivativesMITSUI TOATSU CHEMICALS·Filed 1982·Granted Jun 5, 1984·19 cites·5 claims
- 1884US9423002B2Metal belt and driving mechanism with same metal beltKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Aug 23, 2016·6 cites·6 claims
- 1984US6529194B1Rendering method and apparatus, game system, and computer readable program product storing program for calculating data relating to shadow of object in virtual spaceSQUARE CO LTD·Filed 2000·Granted Mar 4, 2003·35 cites·54 claims
- 2084US5677398AEpoxy acrylate resins and their usesMITSUI TOATSU CHEMICALS·Filed 1996·Granted Oct 14, 1997·41 cites·19 claims
- 2183US11403725B2Information processing apparatus and moving vehicle systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 2, 2022·2 cites·8 claims
- 2283US5637631APreparation process of degradable polymerMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jun 10, 1997·39 cites·14 claims
- 2383US4931531APolyimide and high-temperature adhesive thereofMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jun 5, 1990·28 cites·10 claims
- 2483US4287366AProcess for preparing bisphenol sulfone derivativesMITSUI TOATSU CHEMICALS·Filed 1980·Granted Sep 1, 1981·18 cites·13 claims
- 2582US8867963B2Driving mechanism and image forming apparatus comprising the sameTSUJI HIROFUMI·Filed 2011·Granted Oct 21, 2014·4 cites·9 claims
- 2682US5496923APurification process of aliphatic polyesterMITSUI TOATSU CHEMICALS·Filed 1994·Granted Mar 5, 1996·25 cites·14 claims
- 2781US12393882B2Time series analysis using a shapelet learning method with area under the curveTOSHIBA KK·Filed 2020·Granted Aug 19, 2025·2 cites·7 claims
- 2881US11174930B2Drive force transmission mechanism, image forming apparatus and belt manufacturing methodKYOCERA DOCUMENT SOLUTIONS INC·Filed 2019·Granted Nov 16, 2021·1 cites·8 claims
- 2981US10850681B2Vehicle-mounted optical device and vehicle-mounted optical systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Dec 1, 2020·2 cites·5 claims
- 3081US5470943APolyimideMITSUI TOATSU CHEMICALS·Filed 1994·Granted Nov 28, 1995·27 cites·18 claims
- 3180US5278276APolyimide and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 11, 1994·27 cites·9 claims
- 3279US5043419AProcess for preparing a polyimide and a composite material containing the sameMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 27, 1991·26 cites·37 claims
- 3378US10751937B2Layer laminating molded object, powder layer laminating molding method, and ridge filterHITACHI LTD·Filed 2018·Granted Aug 25, 2020·1 cites·6 claims
- 3478US5708128ALinear polyamic acid, linear polyimide and thermoset polyimideMITSUI TOATSU CHEMICALS·Filed 1996·Granted Jan 13, 1998·31 cites·14 claims
- 3578US4795798AHigh-temperature adhesive polyimide from 2,2-bis[4-(3-amino phenoxy)phenyl]1,1,1,3,3,3-hexafluoro propaneMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jan 3, 1989·22 cites·5 claims
- 3677US11006163B2Information processing apparatus and information processing methodTOYOTA MOTOR CO LTD·Filed 2020·Granted May 11, 2021·1 cites·5 claims
- 3777US4883718AFlexible copper-clad circuit substrateMITSUI TOATSU CHEMICALS·Filed 1986·Granted Nov 28, 1989·33 cites·3 claims
- 3877US2024428997A1Film production method and electrode foil production method for producing layer containing metal oxidePANASONIC IP MAN CO LTD·Filed 2024·Application pending·0 cites
- 3976US9222572B2Belt driving mechanism, belt driving apparatus, and pulleyKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Dec 29, 2015·2 cites·3 claims
- 4076US6040111AAromatic hydroxycarboxylic acid resins and their useMITSUI CHEMICALS INC·Filed 1997·Granted Mar 21, 2000·23 cites·4 claims
- 4176US5484945APreparation process of polysuccinimideMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jan 16, 1996·21 cites·12 claims
- 4276US5447962ADegradable foam and use of sameMITSUI TOATSU CHEMICALS·Filed 1994·Granted Sep 5, 1995·29 cites·4 claims
- 4376US5426170AMethod for preparing an aromatic polycarbonateMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jun 20, 1995·24 cites·21 claims
- 4475US5763098ADegradable aliphatic polyester formed productsMITSUI CHEMICALS INC·Filed 1997·Granted Jun 9, 1998·27 cites·8 claims
- 4575US5288843APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 22, 1994·15 cites·42 claims
- 4675US4675439APreparation process of N-acylphenylalaninesMITSUI TOATSU CHEMICALS·Filed 1985·Granted Jun 23, 1987·12 cites·18 claims
- 4775US4612388AProcess for producing N-acylphenylalaninesMITSUI TOATSU CHEMICALS·Filed 1985·Granted Sep 16, 1986·12 cites·15 claims
- 4875US4134761A3-(9-Fluorenylidene)carbazole derivatives and electrophotographic light-sensitive material containing sameRICOH KK·Filed 1977·Granted Jan 16, 1979·7 cites·4 claims
- 4974US5631377APolyimide intermediatesMITSUI TOATSU CHEMICALS·Filed 1995·Granted May 20, 1997·12 cites·3 claims
- 5074US5525704AResin forming compositionsMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jun 11, 1996·10 cites·7 claims
Showing the top 50 of 283 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →