Inventor · disambiguated record
Ernst Schaffner
Also filed as: SCHAEFFNER ERNST · SCHAFFNER ERNST
4 granted patents·8 citations·filing 1973–1986
66Inventor score
Files withBASF AG4
Top patents by PatentIndex Score
4 records- 0158US3933917AProduction of dimethylbenzophenoneBASF AG·Filed 1973·Granted Jan 20, 1976·5 cites·6 claims
- 0239US4001335AProduction of 3-monochloro-2,4,5-trialkylbenzophenones and 3,6-dichloro-2,4,5-trialkylbenzophenonesBASF AG·Filed 1973·Granted Jan 4, 1977·1 cites·8 claims
- 0335US4167394AUniformly dyed water-swellable cellulosic fibersBASF AG·Filed 1978·Granted Sep 11, 1979·1 cites·5 claims
- 0430US4661610APreparation of veratryl cyanideBASF AG·Filed 1986·Granted Apr 28, 1987·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Ernst Schaffner 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 →