David C. Bays

Follow

Person

Loughton, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Developing agents for (photo) thermographic systems
- Patent number 5,663,042
- Issue date Sep 2, 1997
- Minnesota Mining and Manufacturing Company
- Duncan McL. A. Grieve
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrazide redox-dye-releasing compounds for photothermographic elem...
- Patent number 5,492,803
- Issue date Feb 20, 1996
- Minnesota Mining and Manufacturing Company
- Kevin D. Landgrebe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY