Inventor · disambiguated record
Erich Dorra
Also filed as: DORRA ERICH
4 granted patents·90 citations·filing 1991–1991
77Inventor score
Technology areasC07C
Files withHENKEL KGAA4
Top patents by PatentIndex Score
4 records- 0188US5382677AProcess for the production of highly concentrated pastes of α-sulfofatty acid alkyl ester alkali metal saltsHENKEL KGAA·Filed 1991·Granted Jan 17, 1995·38 cites·20 claims
- 0283US5391783AProcess for the production of light-colored pastes of α-sulfofatty acid alkyl ester alkali metal saltsHENKEL KGAA·Filed 1991·Granted Feb 21, 1995·28 cites·20 claims
- 0382US5384422AProcess for the production of light-colored α-sulfofatty acid alkyl ester alkali metal salt pastesHENKEL KGAA·Filed 1991·Granted Jan 24, 1995·23 cites·16 claims
- 0434US5391782AProcess for the production of highly concentrated pastes of α-sulfofatty acid alkyl ester alkali metal saltsHENKEL KGAA·Filed 1991·Granted Feb 21, 1995·1 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Erich Dorra files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →