Inventor · disambiguated record
Ronald H. Engebrecht
Also filed as: ENGEBRECHT RONALD H
4 granted patents·17 citations·filing 1978–1991
71Inventor score
Files withEASTMAN KODAK CO4
Top patents by PatentIndex Score
4 records- 0155US5132436AIntermediates for making 14-crown-4-ether derivativesEASTMAN KODAK CO·Filed 1991·Granted Jul 21, 1992·5 cites·2 claims
- 0240US4152159AAcid-resistant copolymer and photographic element incorporating sameEASTMAN KODAK CO·Filed 1978·Granted May 1, 1979·6 cites·9 claims
- 0337US5245021A14-crown-4-ether derivativesEASTMAN KODAK CO·Filed 1991·Granted Sep 14, 1993·2 cites·3 claims
- 0431US5188802ADry analytical element for lithium assayEASTMAN KODAK CO·Filed 1991·Granted Feb 23, 1993·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →