Inventor · disambiguated record
Erwin Weiss
Also filed as: WEISS ERWIN · WEISS ERWIN W
12 granted patents·2 pending applications·155 citations·filing 1984–2012
89Inventor score
Files withHOECHST AG8BELTONE ELECTRONICS CORP1HOECHST AKTIENGESELL1KERR MCGEE PIGMENTS GMBH1NUTRINOVA GMBH1
Top patents by PatentIndex Score
14 records- 0187US4526728A2-Acrylamido- and 2-methacrylamido-2-methyl propanephosphonic acids and their salts, process for the preparation thereof, and use thereof for the manufacture of copolymersHOECHST AG·Filed 1984·Granted Jul 2, 1985·38 cites·1 claims
- 0283US4870689AEar wax barrier for a hearing aidBELTONE ELECTRONICS CORP·Filed 1988·Granted Sep 26, 1989·86 cites·6 claims
- 0366US4847419AProcess for the preparation of bifunctional tertiary aromatic phosphine sulfides, and also several specific representatives of this class of compoundsHOECHST AKTIENGESELL·Filed 1987·Granted Jul 11, 1989·10 cites·18 claims
- 0462US4761252AProcess for the preparation of vinylphosphonic dichlorideHOECHST AG·Filed 1987·Granted Aug 2, 1988·7 cites·7 claims
- 0552US4816605AProcess for the preparation of bifunctional tertiary aromatic phosphine oxidesHOECHST AG·Filed 1986·Granted Mar 28, 1989·4 cites·20 claims
- 0651US6673963B2Process for preparing sorbic acid by thermal cleavageNUTRINOVA GMBH·Filed 2002·Granted Jan 6, 2004·1 cites·4 claims
- 0751US4670601AProcess for the preparation of bifunctional tertiary aromatic phosphine sulfidesHOECHST AG·Filed 1985·Granted Jun 2, 1987·4 cites·17 claims
- 0847US4675446AProcess for the preparation of tertiary phosphine oxidesHOECHST AG·Filed 1985·Granted Jun 23, 1987·3 cites·14 claims
- 0941US8808451B2Reducing agent for the soluble chromate content of cement and methods for production thereofVÖSSING Michael·Filed 2012·Granted Aug 19, 2014·0 cites·14 claims
- 1037US4806691AProcess for the preparation of tertiary phosphine oxidesHOECHST AG·Filed 1986·Granted Feb 21, 1989·1 cites·19 claims
- 1137US4761251AProcess for the preparation of vinylphosphonic dichlorideHOECHST AG·Filed 1987·Granted Aug 2, 1988·1 cites·5 claims
- 1237US2007039522A1Reducing agent for the soluble chromate content of cement and methods for the production thereofKERR MCGEE PIGMENTS GMBH·Filed 2004·Application pending·0 cites
- 1333US2003065218A1Process for preparing sorbic acid from sorbic acid polyesterFiled 2002·Application pending·0 cites
- 1430US4749524AProcess for the preparation of 2-chloroethanephosphonic dichlorideHOECHST AG·Filed 1987·Granted Jun 7, 1988·0 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →