Chang; Yuan-Feng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Yuan-Feng.The latest application filed is for "cooking device-accommodating assembly".
- Chang; Yuan-Feng - Chia-I Hsien TW
- Chang; Yuan-Feng - Chu-Chi Hsiang Chia-I Hsien TW
- Chang; Yuan-Feng - Chu-Chi Tsuen Chu-Chi Hsiang TW
Trademarks
| Patent | Date |
|---|---|
| Cooking device-accommodating assembly App 20060061242 - Chang; Yuan-Feng | 2006-03-23 |
| Massage seat cushion App 20050054491 - Lin, Hsin-Yi ; et al. | 2005-03-10 |
| Method for making a table top Grant 6,737,112 - Chang May 18, 2 | 2004-05-18 |
| Modular sofa App 20040021359 - Chang, Yuan-Feng | 2004-02-05 |
| Modular sofa Grant 5,890,767 - Chang April 6, 1 | 1999-04-06 |
| Cover for electrical outlets Grant D396,181 - Chang July 21, 1 | 1998-07-21 |
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