Inventor · disambiguated record
Ulrich Zirngibl
Also filed as: ZIRNGIBL ULRICH
6 granted patents·19 citations·filing 1975–1994
76Inventor score
Top patents by PatentIndex Score
6 records- 0160US3979429APara-amino-β-cyano-bis-styryl compoundsSANDOZ LTD·Filed 1975·Granted Sep 7, 1976·6 cites·24 claims
- 0241US4785083AMixtures of 1-N-C3-7 alkyl-5-(4'-chloro-2'nitrophenylozo)-3-cyano-6-hydroxy-4-methylpyrid-2-one compoundsSANDOZ LTD·Filed 1982·Granted Nov 15, 1988·2 cites·15 claims
- 0340US5495003A2,2'-disulfo-4,4'-substituted triazinylaminophenyl disazostilbenesSANDOZ LTD·Filed 1994·Granted Feb 27, 1996·8 cites·43 claims
- 0429US4026914AStyryl dyesSANDOZ LTD·Filed 1975·Granted May 31, 1977·3 cites·11 claims
- 0527US4166068Aβ,β-Dicyano styrenesSANDOZ AG·Filed 1975·Granted Aug 28, 1979·0 cites·20 claims
- 0625US4005069AAzo dyes having a 3-halo-4-cyano or acyl-6-hydroxypyridone-2 coupling component radicalSANDOZ LTD·Filed 1975·Granted Jan 25, 1977·0 cites·26 claims
Join the waitlist — get patent alerts
Get an alert when Ulrich Zirngibl 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 →