Johannes Kortenoeven

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Helden-Panningen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic process involving double charging
- Patent number 4,322,486
- Issue date Mar 30, 1982
- OCE-van der Grinten N.V.
- Jan A. de Putter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Panchromatically sensitive zinc oxide
- Patent number 4,013,783
- Issue date Mar 22, 1977
- Oce-van der Grinten N.V.
- Jan A. de Putter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY