John R. Boon

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Post-processing stabilization of photothermographic emulsions
- Patent number 5,196,301
- Issue date Mar 23, 1993
- Minnesota Mining and Manufacturing Company
- Sharon M. Simpson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Post processing stabilized photothermographic emulsions
- Patent number 5,149,620
- Issue date Sep 22, 1992
- Minnesota Mining and Manufacturing Company
- Sahron M. Simpson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Supersensitization of silver halide emulsions
- Patent number 5,013,622
- Issue date May 7, 1991
- Minnesota Mining and Manufacturing Company
- Sharon M. Simpson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing three silver halide layers se...
- Patent number 4,619,892
- Issue date Oct 28, 1986
- Minnesota Mining and Manufacturing Company
- Sharon M. Simpson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic contrast enhancers
- Patent number 4,363,873
- Issue date Dec 14, 1982
- Minnesota Mining and Manufacturing Company
- John R. Boon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY