Inventor · disambiguated record
Hans-Herbert Friese
Also filed as: FRIESE HANS-HERBERT
15 granted patents·109 citations·filing 1980–1990
92Inventor score
Files withHENKEL KGAA15
Top patents by PatentIndex Score
15 records- 0171US4755187AMethod for producing waterproof leatherHENKEL KGAA·Filed 1986·Granted Jul 5, 1988·20 cites·29 claims
- 0264US4527992AProcess for the production of waterproof leathers and skinsHENKEL KGAA·Filed 1983·Granted Jul 9, 1985·14 cites·15 claims
- 0363US4744794ALeather fatliquoring agents combinable with tanning and retanning compositionsHENKEL KGAA·Filed 1987·Granted May 17, 1988·13 cites·19 claims
- 0459US4772289APrimer for leather finishesHENKEL KGAA·Filed 1987·Granted Sep 20, 1988·11 cites·7 claims
- 0555US4938779AChrome tanning of leather with reduced waste of chromiumHENKEL KGAA·Filed 1989·Granted Jul 3, 1990·11 cites·19 claims
- 0650US4741738ASulfonation of fats and oilsHENKEL KGAA·Filed 1987·Granted May 3, 1988·7 cites·25 claims
- 0749US4309176AProcess for the oiling and impregnation of leather and peltsHENKEL KGAA·Filed 1980·Granted Jan 5, 1982·6 cites·6 claims
- 0848US4903362ASulfited fats as oiling agents for leather and skinsHENKEL KGAA·Filed 1988·Granted Feb 27, 1990·6 cites·11 claims
- 0948US4451261APreparation of lubricating agents for leathers and fursHENKEL KGAA·Filed 1983·Granted May 29, 1984·3 cites·14 claims
- 1045US4729767AAmphoteric fatliquoring compositionHENKEL KGAA·Filed 1985·Granted Mar 8, 1988·5 cites·17 claims
- 1144US4800045ASulfited fatsHENKEL KGAA·Filed 1987·Granted Jan 24, 1989·5 cites·18 claims
- 1240US4946471AAdhesion promoter for leather finishingHENKEL KGAA·Filed 1989·Granted Aug 7, 1990·4 cites·20 claims
- 1331US5041597ASurface-active sulfophosphoric-acid-(partial)-alkyl-estersHENKEL KGAA·Filed 1990·Granted Aug 20, 1991·2 cites·18 claims
- 1431US4956116ASurface-active, saturated sulfophosphoric acid-(partial)-alkyl estersHENKEL KGAA·Filed 1989·Granted Sep 11, 1990·1 cites·11 claims
- 1531US4799932AOiling agents based on sulfosuccinic acid monoamidesHENKEL KGAA·Filed 1987·Granted Jan 24, 1989·1 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →