Inventor · disambiguated record
Gerben Sipma
Also filed as: KETTENES DIRK KAREL · SIPMA GERBEN
4 granted patents·20 citations·filing 1977–1988
74Inventor score
Top patents by PatentIndex Score
4 records- 0174US4380655ANovel sulfur-containing flavoring agentsBEHEER BV PFW·Filed 1978·Granted Apr 19, 1983·6 cites·1 claims
- 0273US4119737ASulfur-containing flavoring agentsBEHEER BV PFW·Filed 1977·Granted Oct 10, 1978·6 cites·17 claims
- 0348US5015761ATricyclo{6.2.1.01,6 }undecanes useful as fragrance chemicalsPFW BV·Filed 1988·Granted May 14, 1991·3 cites·4 claims
- 0437US4477678ASulfur-containing flavoring agentsBEHEER BV PFW·Filed 1983·Granted Oct 16, 1984·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →