Inventor · disambiguated record
Ulrich Steffen
Also filed as: ALBERTS HEINRICH · STEFFEN ULRICH
5 granted patents·1 pending application·30 citations·filing 1977–2009
77Inventor score
Top patents by PatentIndex Score
6 records- 0158US4329267AProcess for the preparation of ethylene-vinyl ester graft polymer dispersionsBAYER AG·Filed 1981·Granted May 11, 1982·12 cites·7 claims
- 0258US4263418AGraft copolymers containing allyl compoundsBAYER AG·Filed 1979·Granted Apr 21, 1981·9 cites·5 claims
- 0355US2011262367A1Insecticidal gassing agent containing active ingredient in the form of a granulateKIJLSTRA JOHAN·Filed 2009·Application pending·0 cites
- 0442US4241197AGraft copolymers containing (meth)acrylic acid or (meth)acrylic acid estersBAYER AG·Filed 1979·Granted Dec 23, 1980·4 cites·4 claims
- 0540US4357445AProcess for the production of cross-linked graft copolymersBAYER AG·Filed 1981·Granted Nov 2, 1982·4 cites·6 claims
- 0631US4153646AGraft copolymersBAYER AG·Filed 1977·Granted May 8, 1979·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →