Inventor · disambiguated record
Gerhard Klein
Also filed as: KLEIN GERHARD
21 granted patents·1 pending application·252 citations·filing 1982–2007
95Inventor score
Top patents by PatentIndex Score
22 records- 0181US5594087APolyurethane thickeners and their use for thickening aqueous systemsBAYER AG·Filed 1994·Granted Jan 14, 1997·30 cites·17 claims
- 0281US4879402A(Methyl)acrylic acid derivatives containing urethane groupsBAYER AG·Filed 1987·Granted Nov 7, 1989·27 cites·6 claims
- 0379US4744827A(Meth)-acrylic acid derivatives of tricyclodecanes and their useBAYER AG·Filed 1986·Granted May 17, 1988·56 cites·8 claims
- 0474US7763683B2Polyester polyols, a process for the production thereof and the use thereofBAYER MATERIALSCIENCE AG·Filed 2007·Granted Jul 27, 2010·2 cites·4 claims
- 0573US4952241A(Meth)acylic acid derivatives containing urethane groupsBAYER AG·Filed 1989·Granted Aug 28, 1990·38 cites·7 claims
- 0672US4613685AAliphatic-cycloaliphatic diisocyanatesBAYER AG·Filed 1985·Granted Sep 23, 1986·9 cites·5 claims
- 0770US4900800APowder lacquer and its use for coating heat-resistant substratesBAYER AG·Filed 1987·Granted Feb 13, 1990·17 cites·3 claims
- 0865US5612408APolyurethane-based thickeners for aqueous compositionsBAYER AG·Filed 1996·Granted Mar 18, 1997·20 cites·9 claims
- 0965US4628112AAmines, processes for their preparation and their use in compositions which can undergo free radical polymerizationBAYER AG·Filed 1984·Granted Dec 9, 1986·7 cites·12 claims
- 1064US4748242ATertiary polyisocyanate derivativesBAYER AG·Filed 1986·Granted May 31, 1988·13 cites·7 claims
- 1151US4505860ACyclic keto-butyraldehydes a process for their preparation, and their use in the preparation of cyclic diisocyanatesBAYER AG·Filed 1982·Granted Mar 19, 1985·3 cites·2 claims
- 1250US7091304B2Process for cleaning production plants for polyester polyolsBAYER MATERIALSCIENCE AG·Filed 2004·Granted Aug 15, 2006·1 cites·16 claims
- 1349US4851531AIsocyanurate group-containing polyisocyanatesBAYER AG·Filed 1987·Granted Jul 25, 1989·10 cites·4 claims
- 1445US4835239ADiisocyanates and their use for the preparation of polyurethanesBAYER AG·Filed 1986·Granted May 30, 1989·2 cites·14 claims
- 1543US4673713AArylamine derivatives which can be incorporated as copolymerized units in unsaturated resins, the preparation of these derivatives and their use as curing acceleratorsBAYER AG·Filed 1986·Granted Jun 16, 1987·4 cites·4 claims
- 1640US4777220AProcess for the production of prepolymers containing isocyanate groups, prepolymers produced by this process and their useBAYER AG·Filed 1988·Granted Oct 11, 1988·4 cites·16 claims
- 1739US4634791AArylamine derivatives which can be incorporated as co-polymerized units in unsaturated resins, the preparation of these derivatives and their use as curing acceleratorsBAYER AG·Filed 1984·Granted Jan 6, 1987·4 cites·2 claims
- 1838US4419297APreparation of nitriles from formamidesBAYER AG·Filed 1982·Granted Dec 6, 1983·1 cites·8 claims
- 1938US2003119976A1One-component isocyanate-crosslinking two-phase compositionsFiled 2002·Application pending·0 cites
- 2031US4694041APolymerizable compositions and the use of arylamines as hardening accelerators for these compositionsBAYER AG·Filed 1986·Granted Sep 15, 1987·2 cites·10 claims
- 2127US4694043AAdhesives with a high level of adhesion on plastics materialsBAYER AG·Filed 1986·Granted Sep 15, 1987·1 cites·2 claims
- 2227US4605703AAdhesives with a high level of adhesion on plastics materialsBAYER AG·Filed 1985·Granted Aug 12, 1986·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →