Hans-Jurgen Schafer

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Viersen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for coating printed circuit boards
- Patent number 5,863,620
- Issue date Jan 26, 1999
- Ciba-Geigy AG
- Hans-Jurgen Schafer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process and apparatus for coating printed circuit boards
- Patent number 5,843,621
- Issue date Dec 1, 1998
- Ciba-Geigy AG
- Hans-Jurgen Schafer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and device for coating printed-circuit boards
- Patent number 5,804,256
- Issue date Sep 8, 1998
- Hans-Jorgen Schafer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for coating circuit boards
- Patent number 5,421,884
- Issue date Jun 6, 1995
- Schafer; Hans Jurgen
- Hans J. Schafer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for coating circuitboards
- Patent number 5,336,529
- Issue date Aug 9, 1994
- Rutgerswerke Aktiengesellschaft
- Hans J. Schafer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY