Inventor · disambiguated record
Fritz Fleck
Also filed as: AEBLI HORST · FLECK FRITZ
21 granted patents·145 citations·filing 1970–1983
94Inventor score
Top patents by PatentIndex Score
21 records- 0186US4025507ABis-(triazinylamino) stilbene compoundsSANDOZ LTD·Filed 1974·Granted May 24, 1977·16 cites·8 claims
- 0286US3956283ABis-(triazinylamino)-stillene derivativesSANDOZ LTD·Filed 1974·Granted May 11, 1976·26 cites·39 claims
- 0379US4032558APara-phenyl stilbene derivativesSANDOZ LTD·Filed 1975·Granted Jun 28, 1977·10 cites·4 claims
- 0478US3970647ABis-(triazinylamino)stilbene compoundsSANDOZ LTD·Filed 1974·Granted Jul 20, 1976·20 cites·26 claims
- 0574US4006158AFluorescent 1,2,3-triazole derivatives of 3-phenylcoumarinSANDOZ LTD·Filed 1975·Granted Feb 1, 1977·8 cites·1 claims
- 0669US4196229ASubstituted divinyl stilbenes as optical brightenersSANDOZ AG·Filed 1978·Granted Apr 1, 1980·8 cites·15 claims
- 0769US4179578APara-phenyl stilbene derivativesSANDOZ AG·Filed 1977·Granted Dec 18, 1979·8 cites·5 claims
- 0868US4108887ADivinyl stilbenes as optical brightenersSANDOZ LTD·Filed 1976·Granted Aug 22, 1978·12 cites·23 claims
- 0964US4252604ABis-(triazinylamino)-stilbenesulphonic acidsSANDOZ LTD·Filed 1977·Granted Feb 24, 1981·5 cites·14 claims
- 1060US4085101A1,3-Diaryl-2-pyrazoline derivativesSANDOZ LTD·Filed 1976·Granted Apr 18, 1978·4 cites·13 claims
- 1160US4003889A1,3-Diaryl-2-pyrazoline derivativesSANDOZ LTD·Filed 1974·Granted Jan 18, 1977·5 cites·30 claims
- 1259US3996210AMonobenzoxazolylstilbenesSANDOZ LTD·Filed 1970·Granted Dec 7, 1976·4 cites·7 claims
- 1355US4167629ATriazolylstyrene compoundsSANDOZ LTD·Filed 1974·Granted Sep 11, 1979·3 cites·1 claims
- 1445US4169702AImproved optical brightening of polyamidesSANDOZ AG·Filed 1977·Granted Oct 2, 1979·5 cites·26 claims
- 1544US4386200A7-Styryl coumarin derivativesSANDOZ LTD·Filed 1981·Granted May 31, 1983·2 cites·9 claims
- 1644US3956280APyrazoline compoundsSANDOZ LTD·Filed 1974·Granted May 11, 1976·2 cites·17 claims
- 1743US3939154APyrazoline derivativesSANDOZ AG·Filed 1974·Granted Feb 17, 1976·2 cites·62 claims
- 1842US4526976AThieno[3,2-b]benzofuran and benzothiophene derivatives useful as optical brightening agentsSANDOZ LTD·Filed 1983·Granted Jul 2, 1985·2 cites·10 claims
- 1938US4167626ATriazolyl stilbene triazolesSANDOZ LTD·Filed 1977·Granted Sep 11, 1979·3 cites·11 claims
- 2029US4182861AFluorescent 1,2,3-triazole derivatives of 3-phenylcoumarinSANDOZ AG·Filed 1976·Granted Jan 8, 1980·0 cites·4 claims
- 2129US3940388ATriazolylstyryl triazolesSANDOZ AG·Filed 1973·Granted Feb 24, 1976·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →