CHEN; Chun-Yong
Patent Applications and Registrations
Patent applications and USPTO patent grants for CHEN; Chun-Yong.The latest application filed is for "multi-functional tool handle".
- CHEN; Chun-Yong - Taipei City TW
- Chen; Chun Yong - Taipei TW
| Patent | Date |
|---|---|
| Multi-functional Tool Handle App 20100313717 - CHEN; Chun-Yong | 2010-12-16 |
| Tool handle self-contained a set of head tips Grant 7,121,173 - Chen October 17, 2 | 2006-10-17 |
| Tool handle self-contained a set of screwdriver bits Grant 7,107,885 - Chen September 19, 2 | 2006-09-19 |
| Tool handle Grant D520,844 - Chen May 16, 2 | 2006-05-16 |
| Tool handle Grant D517,895 - Chen March 28, 2 | 2006-03-28 |
| Tool handle Grant D517,393 - Chen March 21, 2 | 2006-03-21 |
| Tool handle self-contained a set of head tips App 20050279194 - Chen, Chun Yong | 2005-12-22 |
| Tool handle Grant D511,601 - Chen November 15, 2 | 2005-11-15 |
| Tool handle self-contained a set of screwdriver bits App 20050247170 - Chen, Chun Yong | 2005-11-10 |
| Stirrer App 20050047269 - Chen, Chun Yong | 2005-03-03 |
| Stirrer App 20050047268 - Chen, Chun Yong | 2005-03-03 |
| Method of manufacturing a handle grip of a tool and its products App 20040134028 - Chen, Chun Yong | 2004-07-15 |
| Tool handle Grant D487,387 - Chen March 9, 2 | 2004-03-09 |
| Tool handle Grant D483,244 - Chen December 9, 2 | 2003-12-09 |
| Paint scraper Grant D305,818 - Chen January 30, 1 | 1990-01-30 |
| Paint scraper Grant D303,861 - Chen October 3, 1 | 1989-10-03 |
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