Inventor · disambiguated record
Pierre Frank
Also filed as: FRANK PIERRE
9 granted patents·50 citations·filing 1972–1981
85Inventor score
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9 records- 0180US4310331AProcess for the preparation of the dyestuff direct yellow 11 in the form of concentrated stable solutions, the solutions obtained and their applicationsUGINE KUHLMANN·Filed 1981·Granted Jan 12, 1982·15 cites·13 claims
- 0274US3943122APolyazo compounds containing benzhydrol as a componentPECHINEY UGINE KUHLMANN·Filed 1972·Granted Mar 9, 1976·9 cites·5 claims
- 0372US4109093AProcess for making 2-(4'-aminophenyl) 5-amino benzimidazoleUGINE KUHLMANN·Filed 1976·Granted Aug 22, 1978·8 cites·2 claims
- 0462US3969339AWater-soluble pentakis-azo dyestuffs derived from 4,4'-diaminoazobenzeneUGINE KUHLMANN·Filed 1973·Granted Jul 13, 1976·10 cites·5 claims
- 0553US4056367ALiquid monoazo-naphthalene dyestuffs, and their useUGINE KUHLMANN·Filed 1975·Granted Nov 1, 1977·4 cites·8 claims
- 0641US4169831AWater-soluble tetrakisazo dyestuffs derived from 4,4'-diaminoazobenzeneUGINE KUHLMANN·Filed 1977·Granted Oct 2, 1979·2 cites·4 claims
- 0736US4042579ALiquid disazo dyestuffs derived from diphenylsulphideUGINE KUHLMANN·Filed 1975·Granted Aug 16, 1977·1 cites·9 claims
- 0834US4342684AHydrosoluble pyrazolone trisazo dyestuffs derived from 4,4'-diamino-benzenesulfanilideUGINE KUHLMANN·Filed 1977·Granted Aug 3, 1982·1 cites·1 claims
- 0926US4081437AWater soluble polyazo dyestuffsUGINE KUHLMANN·Filed 1975·Granted Mar 28, 1978·0 cites·2 claims
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