Inventor · disambiguated record
Kengi Nakaya
Also filed as: NAKAYA KENGI
3 granted patents·12 citations·filing 1997–2001
60Inventor score
Files withMITSUBISHI GAS CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0165US6013831AProcesses for the production of high-purity dimethyl 2, 6-naphthalenedicarboxylate and naphthalenedicarboxylic acidMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Jan 11, 2000·10 cites·18 claims
- 0256US6579990B2Process for producing refined pyromellitic acid and refined pyromellitic anhydrideMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Jun 17, 2003·2 cites·8 claims
- 0329US6063938AProcess for producing ε-caprolactoneMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted May 16, 2000·0 cites·5 claims
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