Inventor · disambiguated record
Teiji Yamaoka
Also filed as: YAMAOKA TEIJI
4 granted patents·27 citations·filing 1998–2003
74Inventor score
Technology areasC07D
Files withSUMIKA FINE CHEMICALS CO LTD4
Top patents by PatentIndex Score
4 records- 0180US5948914APiperidine derivative and process for preparing the sameSUMIKA FINE CHEMICALS CO LTD·Filed 1998·Granted Sep 7, 1999·20 cites·2 claims
- 0270US6476227B1Piperidine derivative and process for preparing the sameSUMIKA FINE CHEMICALS CO LTD·Filed 2000·Granted Nov 5, 2002·3 cites·6 claims
- 0364US6815548B2Process for preparing a piperidine derivativeSUMIKA FINE CHEMICALS CO LTD·Filed 2003·Granted Nov 9, 2004·2 cites·4 claims
- 0464US6610851B1Process for preparing a piperidine derivativeSUMIKA FINE CHEMICALS CO LTD·Filed 2000·Granted Aug 26, 2003·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →