Cheng, Chuan-Chen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cheng, Chuan-Chen.The latest application filed is for "ball-shaped container".
- Cheng, Chuan-Chen - Miaoli Hsien TW
| Patent | Date |
|---|---|
| Ball-shaped container App 20030201201 - Cheng, Chuan-Chen | 2003-10-30 |
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