Ronald H. Engebrecht

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Pittsford, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
14-crown-4-ether derivatives
- Patent number 5,245,021
- Issue date Sep 14, 1993
- Eastman Kodak Company
- Ronald H. Engebrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dry analytical element for lithium assay
- Patent number 5,188,802
- Issue date Feb 23, 1993
- Eastman Kodak Company
- James R. Schaeffer
- G01 - MEASURING TESTING
Information Patent Grant
Intermediates for making 14-crown-4-ether derivatives
- Patent number 5,132,436
- Issue date Jul 21, 1992
- Eastman Kodak Company
- Ronald H. Engebrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acid-resistant copolymer and photographic element incorporating same
- Patent number 4,152,159
- Issue date May 1, 1979
- Eastman Kodak Company
- Robert C. Daly
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY