Richard E. Coovert

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrode configuration for reducing contact density in matrix-addr...
- Patent number 4,999,539
- Issue date Mar 12, 1991
- Planar Systems, Inc.
- Richard E. Coovert
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thin film electroluminescent display with improved contrast
- Patent number 4,963,788
- Issue date Oct 16, 1990
- Planar Systems, Inc.
- Christopher N. King
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Rapid thermal annealing of TFEL panels
- Patent number 4,900,584
- Issue date Feb 13, 1990
- Planar Systems, Inc.
- Richard T. Tuenge
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Thin-film electroluminescent device
- Patent number 4,751,427
- Issue date Jun 14, 1988
- Planar Systems, Inc.
- William A. Barrow
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...