Gerardus C. P. Vercoulen

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EA Velden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming visible images
- Patent number 5,272,033
- Issue date Dec 21, 1993
- Oce-Nederland B.V.
- Johannes F. J. van Gageldonk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing a fluorine-doped tin oxide powder
- Patent number 5,238,674
- Issue date Aug 24, 1993
- Oce-Nederland B.V.
- Gerardus C. P. Vercoulen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Toner powder comprising particles having a coating of fluorine-dope...
- Patent number 5,202,211
- Issue date Apr 13, 1993
- Oce-Nederland B.V.
- Gerardus C. P. Vercoulen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Colored magnetically attractable toner powder
- Patent number 5,021,314
- Issue date Jun 4, 1991
- Oce-Nederland B.V.
- Gerardus C. P. Vercoulen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY