Hung; Sheng Hu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hung; Sheng Hu.The latest application filed is for "hydraulic device powered by wave".
- Hung; Sheng Hu - Taichung 402 TW
- Hung; Sheng-Hu - Taipei 10477
- Hung; Sheng-Hu - Taipei TW
| Patent | Date |
|---|---|
| Hydraulic device powered by wave Grant 6,328,539 - Hung December 11, 2 | 2001-12-11 |
| Push and pull type cylinder lock Grant 5,157,953 - Hung October 27, 1 | 1992-10-27 |
| Lightly-operating automatic door closer with double cylinders Grant 5,016,317 - Hung May 21, 1 | 1991-05-21 |
| Locking device of a combination lock Grant 4,455,847 - Hung June 26, 1 | 1984-06-26 |
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