Hung; Chi-Fu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hung; Chi-Fu.The latest application filed is for "optical detection apparatus and method thereof".
- Hung; Chi-Fu - Nantou County TW
- Hung; Chi-Fu - Hsinchu TW
| Patent | Date |
|---|---|
| Optical detection apparatus and method thereof Grant 7,397,042 - Chen , et al. July 8, 2 | 2008-07-08 |
| Optical detection apparatus and method thereof App 20070051903 - Chen; Chien-An ; et al. | 2007-03-08 |
| Microprocessor-based gas meter Grant 6,953,046 - Chen , et al. October 11, 2 | 2005-10-11 |
| Microprocessor-based gas meter App 20040211462 - Chen, Shiang-Fu ; et al. | 2004-10-28 |
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