Inventor · disambiguated record
Fumio Keitoku
Also filed as: KEITOKU FUMIO
3 granted patents·47 citations·filing 1995–2002
70Inventor score
Files withMITSUBISHI CHEM CORP3
Top patents by PatentIndex Score
3 records- 0176US6765070B2Copolymerized polyester resin composition and stretched filmMITSUBISHI CHEM CORP·Filed 2002·Granted Jul 20, 2004·16 cites·39 claims
- 0270US5527875AProcess for producing aromatic polycarbonateMITSUBISHI CHEM CORP·Filed 1995·Granted Jun 18, 1996·28 cites·22 claims
- 0352US6239249B1Method for producing a copolymerized polyester resinMITSUBISHI CHEM CORP·Filed 2000·Granted May 29, 2001·3 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →