Inventor · disambiguated record
Winfried Ehrl
Also filed as: EHRL WINFRIED · KLEBER ROLF
5 granted patents·59 citations·filing 1977–1986
80Inventor score
Files withHOECHST AG5
Top patents by PatentIndex Score
5 records- 0164US4209456AFluorine-containing alkyl-sulfato-betaines and processes for their manufactureHOECHST AG·Filed 1978·Granted Jun 24, 1980·20 cites·9 claims
- 0264US4173679ALiquid thermostable phosphoric acid esters for the fiber conditioningHOECHST AG·Filed 1977·Granted Nov 6, 1979·5 cites·3 claims
- 0361US4709074AUrethanes containing perfluoroalkyl and epichlorohydrin groupsHOECHST AG·Filed 1986·Granted Nov 24, 1987·19 cites·3 claims
- 0440US4564520AHair shampoos and body cleansing agents having a content of alkylsulfatobetainesHOECHST AG·Filed 1982·Granted Jan 14, 1986·8 cites·4 claims
- 0538US4430272AFluorine-containing alkylsulfobetaines, a process for their preparation and their useHOECHST AG·Filed 1982·Granted Feb 7, 1984·7 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Winfried Ehrl 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 →