Inventor · disambiguated record
Yohsuke Koizumi
Also filed as: KOIZUMI YOHSUKE
7 granted patents·69 citations·filing 1986–2010
84Inventor score
Files withASAHI CHEMICAL IND3ASAHI KASEI CHEMICALS CORP1KOIZUMI YOHSUKE1SHIMIZU ATSUSHI1SUEFUJI TAKASHI1
Top patents by PatentIndex Score
7 records- 0186US6689465B1Porous beads and process for producing the sameASAHI CHEMICAL IND·Filed 2000·Granted Feb 10, 2004·32 cites·11 claims
- 0269US8523982B2Separation membrane module and fuel vapor processing apparatus equipped with the sameSUEFUJI TAKASHI·Filed 2010·Granted Sep 3, 2013·4 cites·5 claims
- 0365US4767797APhotocurable compositions of poly(ethynylphenyl)acetylene, its copolymer and composition thereofASAHI CHEMICAL IND·Filed 1986·Granted Aug 30, 1988·19 cites·29 claims
- 0462US9259688B2Method for reducing nitrogen oxide from internal combustion engine and apparatus thereforSHIMIZU ATSUSHI·Filed 2010·Granted Feb 16, 2016·1 cites·17 claims
- 0559US7758953B2Sintered body, resin particles, and method for producing the sameASAHI KASEI CHEMICALS CORP·Filed 2002·Granted Jul 20, 2010·5 cites·11 claims
- 0657US8110289B2Sintered body, resin particles and method for producing the sameKOIZUMI YOHSUKE·Filed 2010·Granted Feb 7, 2012·1 cites·7 claims
- 0746US4667006APoly(ethynylphenyl)acetylene, its copolymer and composition thereofASAHI CHEMICAL IND·Filed 1986·Granted May 19, 1987·7 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →