Inventor · disambiguated record
Hisao Anzai
Also filed as: ANZAI HISAO
26 granted patents·4 pending applications·444 citations·filing 1974–2017
96Inventor score
Top patents by PatentIndex Score
30 records- 0194US6399697B1Process oil, process for producing the same and rubber compositionIDEMITSU KOSAN CO·Filed 2000·Granted Jun 4, 2002·81 cites·5 claims
- 0287US3993834ALight transmitting filamentMITSUBISHI RAYON CO·Filed 1974·Granted Nov 23, 1976·58 cites·11 claims
- 0386US7717412B2Spring-pressurizing unit and fitting-washerFUJITSU LTD·Filed 2007·Granted May 18, 2010·13 cites·6 claims
- 0486US6361585B1Rotor-type dehumidifier, starting method for rotor-type dehumidifier and an electronic device mounting the rotor-type dehumidifierFUJITSU LTD·Filed 2000·Granted Mar 26, 2002·43 cites·12 claims
- 0586US3968059AProcess for producing methyl methacrylate polymersMITSUBISHI RAYON CO·Filed 1975·Granted Jul 6, 1976·51 cites·11 claims
- 0684US10647937B2Mineral base oil and lubricating oil compositionIDEMITSU KOSAN CO·Filed 2017·Granted May 12, 2020·2 cites·16 claims
- 0778US4745159AMethacrylate resin composition and process for its preparationMITSUBISHI RAYON CO·Filed 1987·Granted May 17, 1988·26 cites·15 claims
- 0870US5142796AFlameresisting apparatusMITSUBISHI RAYON CO·Filed 1990·Granted Sep 1, 1992·22 cites·7 claims
- 0970US3968090AMethod for removing heat of polymerizationMITSUBISHI RAYON CO·Filed 1974·Granted Jul 6, 1976·21 cites·3 claims
- 1069US7268427B2Semiconductor package, printed board mounted with the same, and electronic apparatus having the printed boardFUJITSU LTD·Filed 2004·Granted Sep 11, 2007·15 cites·12 claims
- 1169US4816524AProcess for preparing methacrylimide-containing polymersMITSUBISHI RAYON CO·Filed 1986·Granted Mar 28, 1989·18 cites·23 claims
- 1266US5096968AMethacrylimide-containing polymer and resin composition containing said polymerMITSUBISHI RAYON CO·Filed 1989·Granted Mar 17, 1992·17 cites·11 claims
- 1365US6605695B2Process oil, process for producing the same and rubber compositionIDEMITSU KOSAN CO·Filed 2002·Granted Aug 12, 2003·9 cites·5 claims
- 1460US4954575AMethacrylimide containing polymerMITSUBISHI RAYON CO·Filed 1989·Granted Sep 4, 1990·11 cites·7 claims
- 1555US5096976AMethacrylimide-containing polymerMITSUBISHI RAYON CO·Filed 1989·Granted Mar 17, 1992·9 cites·5 claims
- 1651US5064911AMethacrylimide containing polymerMITSUBISHI RAYON CO·Filed 1990·Granted Nov 12, 1991·7 cites·4 claims
- 1750US5023302AProcess for preparation of methacrylimide group containing polymer and light-transmitting fiber comprising polymer made by the processMITSUBISHI RAYON CO·Filed 1989·Granted Jun 11, 1991·6 cites·8 claims
- 1849US4989947APlastic optical fibersMITSUBISHI RAYON CO·Filed 1989·Granted Feb 5, 1991·13 cites·7 claims
- 1948US11312917B2Mineral base oil, lubricant composition, internal combustion engine, lubricating method of internal combustion engineIDEMITSU KOSAN CO·Filed 2016·Granted Apr 26, 2022·0 cites·14 claims
- 2048US2009310310A1Heat sink, electronic device, and method of manufacturing electronic deviceFUJITSU LTD·Filed 2009·Application pending·0 cites
- 2146US4908402AReinforced resin compositionMITSUBISHI RAYON CO·Filed 1988·Granted Mar 13, 1990·6 cites·8 claims
- 2242US5146535ALight-transmitting fiberMITSUBISHI RAYON CO·Filed 1991·Granted Sep 8, 1992·4 cites·7 claims
- 2340US4804259ALight transmitting fiberMITSUBISHI RAYON CO·Filed 1986·Granted Feb 14, 1989·8 cites·6 claims
- 2438US2011100604A1Heat radiating device and manufacturing method of heat radiating deviceFUJITSU LTD·Filed 2010·Application pending·0 cites
- 2538US2011108244A1Heat sinkFUJITSU LTD·Filed 2010·Application pending·0 cites
- 2638US2011155352A1Heat sinkFUJITSU LTD·Filed 2010·Application pending·0 cites
- 2736US5073606AMethacrylimide containing polymerMITSUBISHI RAYON CO·Filed 1991·Granted Dec 17, 1991·2 cites·4 claims
- 2830USH1004HThermoplastic resin compositionMITSUBISHI RAYON CO·Filed 1989·Granted Dec 3, 1991·0 cites·1 claims
- 2930US4940778AProcess for preparation of methacrylimide group-containing polymerMITSUBISHI RAYON CO·Filed 1988·Granted Jul 10, 1990·0 cites·9 claims
- 3029US4927893AProcess for producing methacrylimide group-containing polymerMITSUBISHI RAYON CO·Filed 1989·Granted May 22, 1990·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →