Inventor · disambiguated record
Theodor Siegfried
Also filed as: SIEGFRIED THEODOR
6 granted patents·27 citations·filing 1990–1997
80Inventor score
Top patents by PatentIndex Score
6 records- 0166US5543559AProcess for the enantioselective hydrogenation of ketosiophorone derivativesHOFFMANN LA ROCHE·Filed 1995·Granted Aug 6, 1996·10 cites·6 claims
- 0260US5041563ARearrangement processHOFFMANN LA ROCHE·Filed 1990·Granted Aug 20, 1991·11 cites·10 claims
- 0350US5502236AMethod for the production of (3-alkoxycarbonyl-2-butenyl)triphenylphosphonium saltsHOFFMANN LA ROCHE·Filed 1995·Granted Mar 26, 1996·3 cites·9 claims
- 0442US5681977AMethod for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium saltsROCHE VITAMINS INC·Filed 1997·Granted Oct 28, 1997·2 cites·6 claims
- 0537US5631398AMethod for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium saltsROCHE VITAMINS INC·Filed 1995·Granted May 20, 1997·1 cites·8 claims
- 0631US5777149AMethod for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium saltsROCHE VITAMINS INC·Filed 1997·Granted Jul 7, 1998·0 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →