Chang; Kuo-Chyang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Kuo-Chyang.The latest application filed is for "seat having a saddle shape to fit a user ergonomically".
- Chang; Kuo-Chyang - Kaohsiung TW
| Patent | Date |
|---|---|
| Seat having a saddle shape to fit a user ergonomically Grant 7,976,102 - Chang July 12, 2 | 2011-07-12 |
| Seat Having A Saddle Shape To Fit A User Ergonomically App 20100301646 - Chang; Kuo-Chyang | 2010-12-02 |
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