Inventor · disambiguated record
Takeshi Ohmatsuzawa
Also filed as: OHMATSUZAWA TAKESHI
3 granted patents·146 citations·filing 1999–2004
75Inventor score
Technology areasC08G
Files withMITSUI CHEMICALS INC3
Top patents by PatentIndex Score
3 records- 0194US6346070B1Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyesterMITSUI CHEMICALS INC·Filed 1999·Granted Feb 12, 2002·89 cites·20 claims
- 0292US6451959B1Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyesterMITSUI CHEMICALS INC·Filed 2001·Granted Sep 17, 2002·53 cites·56 claims
- 0361USRE40571ECatalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyesterMITSUI CHEMICALS INC·Filed 2004·Granted Nov 11, 2008·4 cites·56 claims
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