Inventor · disambiguated record
Claus-Dieter Sommerfeld
Also filed as: SOMMERFELD CLAUS-DIETER
11 granted patents·312 citations·filing 1979–1999
92Inventor score
Files withBAYER AG11
Top patents by PatentIndex Score
11 records- 0192US5496866AC3 to C5 polyfluoroalkanes propellantsBAYER AG·Filed 1990·Granted Mar 5, 1996·56 cites·22 claims
- 0292US4735970AProcess for the production of a cellular polyurethaneBAYER AG·Filed 1987·Granted Apr 5, 1988·59 cites·12 claims
- 0389US4644017AProcess for the production of polyisocyanate addition products and composite polyisocyanate addition productsBAYER AG·Filed 1985·Granted Feb 17, 1987·61 cites·23 claims
- 0483US4331778AProcess for the production of polyurethane plasticsBAYER AG·Filed 1979·Granted May 25, 1982·29 cites·13 claims
- 0580US6346587B1Method for the production of partially fluorinated fluoropolymersBAYER AG·Filed 1999·Granted Feb 12, 2002·40 cites·5 claims
- 0672US4380502AProcess for the production of polyether polyolsBAYER AG·Filed 1981·Granted Apr 19, 1983·20 cites·6 claims
- 0763US5646196AC3 to C5 polyfluorcalkanes propellantsBAYER AG·Filed 1996·Granted Jul 8, 1997·14 cites·2 claims
- 0863US4857560AReaction products useful as catalysts in the production of isocyanate-based plasticsBAYER AG·Filed 1988·Granted Aug 15, 1989·14 cites·13 claims
- 0961US4681903APolyester polyols, a process for their production and their use in the isocyanate polyaddition processBAYER AG·Filed 1986·Granted Jul 21, 1987·14 cites·19 claims
- 1040US5624970AC3 to C5 polyfluorcalkanes propellantsBAYER AG·Filed 1996·Granted Apr 29, 1997·4 cites·2 claims
- 1135US4874797AOligourea polyols, polyether polyols produced from them and the use of these polyols in the isocyanate polyaddition processBAYER AG·Filed 1986·Granted Oct 17, 1989·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →