Inventor · disambiguated record
Helmut H. Ehlers
Also filed as: EHLERS HELMUT H · EHLERS HELMUT HERMANN
7 granted patents·49 citations·filing 1975–1982
81Inventor score
Files withSTERLING DRUG INC7
Top patents by PatentIndex Score
7 records- 0168US4379137ADisinfecting and preserving composition comprising a synergistic combination of a polymeric quaternary ammonium compound and a 3-isothiazolone compoundSTERLING DRUG INC·Filed 1980·Granted Apr 5, 1983·29 cites·2 claims
- 0265US4376094AMethod of disinfecting and a method for destroying bacteria and fungi using 2-substituted glutaraldehydesSTERLING DRUG INC·Filed 1981·Granted Mar 8, 1983·6 cites·20 claims
- 0347US4404191AVirucidal methodSTERLING DRUG INC·Filed 1981·Granted Sep 13, 1983·11 cites·7 claims
- 0444US4371547A2-Benzylideneglutaraldehydes useful as disinfectantsSTERLING DRUG INC·Filed 1981·Granted Feb 1, 1983·2 cites·23 claims
- 0539US4004024ADisinfectant furansSTERLING DRUG INC·Filed 1975·Granted Jan 18, 1977·1 cites·10 claims
- 0635US4059596A2,5-Bis(benzyloxy)tetrahydrofuranSTERLING DRUG INC·Filed 1976·Granted Nov 22, 1977·0 cites·1 claims
- 0734US4405795A2,6-Dialkoxy-3-(α-alkoxybenzyl)tetrahydropyrans used as intermediates to make 2-benzylideneglutaraldehydesSTERLING DRUG INC·Filed 1982·Granted Sep 20, 1983·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Helmut H. Ehlers 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 →