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Patent applications and USPTO patent grants for Wei; Yu-Feng.The latest application filed is for "multi-lamp backlight system".
Patent | Date |
---|---|
Self-balancing, no-spin magnet compass Grant 7,194,814 - Wilkinson , et al. March 27, 2 | 2007-03-27 |
Multi-lamp backlight system Grant 7,075,244 - Kang , et al. July 11, 2 | 2006-07-11 |
Multi-lamp backlight system App 20050218826 - Kang, Chang-Lung ;   et al. | 2005-10-06 |
Self-balancing, no-spin magnet compass App 20050005464 - Wilkinson, Bruce S. ;   et al. | 2005-01-13 |
Multi-lamp backlight system App 20040066151 - Kang, Chang-Lung ;   et al. | 2004-04-08 |
Magnetic marine compass Grant 6,665,944 - Wei , et al. December 23, 2 | 2003-12-23 |
Keyboard device fixed on a portable computer Grant 6,493,215 - Chiang , et al. December 10, 2 | 2002-12-10 |
Keyboard assembly Grant 6,054,939 - Wei , et al. April 25, 2 | 2000-04-25 |
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