Ronald J. J. De Man

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Deflection unit having a ring with field correction elements, and c...
- Patent number 5,550,522
- Issue date Aug 27, 1996
- U.S. Phillips Corporation
- Bernadus H. J. Dekkers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display tube including a convergence correction device
- Patent number 5,436,536
- Issue date Jul 25, 1995
- U.S. Philips Corporation
- Ronald Van Der Wilk
- H01 - BASIC ELECTRIC ELEMENTS