Inventor · disambiguated record
Katsumi Hirao
Also filed as: HIRAO KATSUMI
10 granted patents·243 citations·filing 1981–1996
91Inventor score
Files withDAICEL CHEM5HAYASHIBARA BIOCHEM LAB1HAYASHIBARA SEIBUTSU KAGAKU YU1HIRAO KATSUMI1KANPE KATEI TORYOO KK1
Top patents by PatentIndex Score
10 records- 0195US5478386ABiodegradable cellulose ester composition and articleDAICEL CHEM·Filed 1993·Granted Dec 26, 1995·75 cites·31 claims
- 0278US4685597AAerosol container and process for manufacturing sameHAYASHIBARA BIOCHEM LAB·Filed 1986·Granted Aug 11, 1987·53 cites·5 claims
- 0377US5720803ABiodegradable cellulose ester composition and articleDAICEL CHEM·Filed 1996·Granted Feb 24, 1998·52 cites·26 claims
- 0474US5609677ABiodegradable cellulose ester composition and articleDAICEL CHEM·Filed 1995·Granted Mar 11, 1997·23 cites·31 claims
- 0549US4579259AComposition for sealing sliding contact sectionHAYASHIBARA SEIBUTSU KAGAKU YU·Filed 1985·Granted Apr 1, 1986·11 cites·6 claims
- 0645US4777065AComposition for sealing sliding contact sectionKANPE KATEI TORYOO KK·Filed 1984·Granted Oct 11, 1988·10 cites·5 claims
- 0742US4550865AObliquely-handling nozzle for aerosolTOYO AEROSOL IND CO·Filed 1982·Granted Nov 5, 1985·12 cites·3 claims
- 0831US4482654ABinder coated foundry sand grainsDAICEL CHEM·Filed 1983·Granted Nov 13, 1984·3 cites·6 claims
- 0929US4683150AComposition for sealing sliding contact sectionHIRAO KATSUMI·Filed 1986·Granted Jul 28, 1987·3 cites·10 claims
- 1029US4379865ABinder for casting sand and resin-coated grains of sandDAICEL CHEM·Filed 1981·Granted Apr 12, 1983·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →