Werner Berthold

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Photographic reversal process
- Patent number 5,110,715
- Issue date May 5, 1992
- Agfa Gavaert Aktiengesellschaft
- Ubbo Wernicke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for stabilizing photographic silver images
- Patent number 5,006,440
- Issue date Apr 9, 1991
- Agfa-Gevaert Aktiengesellschaft
- Werner Berthold
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for stabilizing photographic silver images
- Patent number 4,987,059
- Issue date Jan 22, 1991
- Agfa-Gevaert Aktiengesellschaft
- Werner Berthold
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Stabilization of a photographically produced silver image
- Patent number 4,886,737
- Issue date Dec 12, 1989
- Agfa-Gevaert Aktiengesellschaft
- Werner Berthold
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Stabilization of a photographically produced silver image using an...
- Patent number 4,760,015
- Issue date Jul 26, 1988
- Agfa-Gevaert Aktiengesellschaft
- Werner Berthold
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Corrosion preventative for two-bath stabilizer baths
- Patent number 4,209,583
- Issue date Jun 24, 1980
- AGFA-Gevaert, A.G.
- Werner Berthold
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY