Inventor · disambiguated record
Birger Knickel
Also filed as: KNICKEL BIRGER
4 granted patents·54 citations·filing 1974–1993
76Inventor score
Files withBAYER AG4
Top patents by PatentIndex Score
4 records- 0177US4036748AAsymmetric, semipermeable membranes of polybenz-1,3-oxazine diones-(2,4)BAYER AG·Filed 1975·Granted Jul 19, 1977·21 cites·6 claims
- 0271US4045337AAsymmetric, semipermeable membranes of cyclic polyureasBAYER AG·Filed 1975·Granted Aug 30, 1977·21 cites·9 claims
- 0344US5348582AMineral building materials with additivesBAYER AG·Filed 1993·Granted Sep 20, 1994·10 cites·3 claims
- 0435US3960590AModified chromium oxide pigmentBAYER AG·Filed 1974·Granted Jun 1, 1976·2 cites·5 claims
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