Sung; Yung-Chun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sung; Yung-Chun.The latest application filed is for "af lens position determination systems and methods and anti-dazzling screens thereof".
- Sung; Yung-Chun - Taichung TW
| Patent | Date |
|---|---|
| AF lens position determination systems and methods and anti-dazzling screens thereof Grant 7,653,297 - Sung January 26, 2 | 2010-01-26 |
| Af Lens Position Determination Systems And Methods And Anti-dazzling Screens Thereof App 20080267604 - Sung; Yung-Chun | 2008-10-30 |
| Brightness control circuit and backlight control module Grant 7,397,202 - Sung July 8, 2 | 2008-07-08 |
| Brightness Control Circuit And Backlight Control Module App 20070267977 - Sung; Yung-Chun | 2007-11-22 |
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