TSAI; Ching-Tao
Patent Applications and Registrations
Patent applications and USPTO patent grants for TSAI; Ching-Tao.The latest application filed is for "soft and elastic shoe pad".
- TSAI; Ching-Tao - Taipei TW
| Patent | Date |
|---|---|
| Soft And Elastic Shoe Pad App 20110252665 - TSAI; Ching-Tao | 2011-10-20 |
| Footrest Of One-Legged Seating Device App 20070290541 - Tsai; Ching-Tao | 2007-12-20 |
| Multiple direction adjustment armrest Grant 7,201,449 - Tsai April 10, 2 | 2007-04-10 |
| Multiple direction adjustment armrest App 20060250018 - Tsai; Ching Tao | 2006-11-09 |
| Arm support structure Grant 5,769,497 - Tsai June 23, 1 | 1998-06-23 |
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