Charles Cheng-Yuan Tung

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Boise, ID, US

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Patents Grantslast 30 patents

Information Patent Grant
Piece-wise print image enhancement for dot matrix printers
- Patent number 5,005,139
- Issue date Apr 2, 1991
- Hewlett-Packard Company
- Charles C. Tung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Piece-wise print image enhancement for dot matrix printers
- Patent number 4,847,641
- Issue date Jul 11, 1989
- Hewlett-Packard Company
- Charles Cheng-Yuan Tung
- G06 - COMPUTING CALCULATING COUNTING