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Patent applications and USPTO patent grants for Pang; Grantham Kwok-Hung.The latest application filed is for "tricolor led display system having audio output".
Patent | Date |
---|---|
Tricolor LED display system having audio output Grant 6,683,590 - Pang , et al. January 27, 2 | 2004-01-27 |
Light emitting diode dot matrix display system with audio output Grant 6,445,369 - Yang , et al. September 3, 2 | 2002-09-03 |
Handy information display system Grant 6,271,815 - Yang , et al. August 7, 2 | 2001-08-07 |
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