Henri F. Olbrechts

Follow

Person

Brasschaat, BE

People

Patents Grantslast 30 patents

Information Patent Grant
Photographic color elements
- Patent number 5,688,959
- Issue date Nov 18, 1997
- Agfa-Gevaert, N.V.
- Henri Fran.cedilla.ois Olbrechts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic elements comprising thiazolyl couplers capable of form...
- Patent number 5,030,544
- Issue date Jul 9, 1991
- Agfa-Gevaert, N.V.
- Henri F. Olbrechts
- C07 - ORGANIC CHEMISTRY