Chang; Chen-Chin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Chen-Chin.The latest application filed is for "protection device for a chargeable battery".
- Chang; Chen-Chin - Tao-Yuan TW
- Chang; Chen Chin - Chung Ho City Taipei Hsien TW
| Patent | Date |
|---|---|
| Protection device for a chargeable battery App 20060232245 - Cherng; Jing-Yih ; et al. | 2006-10-19 |
| Motorized control for a derailleur Grant 5,873,283 - Chen , et al. February 23, 1 | 1999-02-23 |
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