Tang; Wen-Chin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tang; Wen-Chin.The latest application filed is for "exhaust valve for vacuum bag".
- Tang; Wen-Chin - Taipei Hsien TW
- Tang; Wen-Chin - Tai Shan Hsiang Taipei Hsien TW
| Patent | Date |
|---|---|
| Safety air valve of a receiving bag Grant 8,016,261 - Tang September 13, 2 | 2011-09-13 |
| Clothes storage bag Grant 7,452,132 - Tang November 18, 2 | 2008-11-18 |
| Exhaust Valve For Vacuum Bag App 20080118190 - Tang; Wen-Chin | 2008-05-22 |
| Safety Air Valve Of A Receiving Bag App 20080017818 - Tang; Wen-Chin | 2008-01-24 |
| Air Suction Valve For Storage Bag App 20060118744 - Tang; Wen-Chin | 2006-06-08 |
| Clothes storage bag App 20060120631 - Tang; Wen-Chin | 2006-06-08 |
| Air suction valve for storage bag Grant 7,055,794 - Tang June 6, 2 | 2006-06-06 |
| Medical waste sealing bag App 20050031229 - Tang, Wen-Chin | 2005-02-10 |
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