Shieh; Ching-chen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shieh; Ching-chen.The latest application filed is for "mixed water control valve".
- Shieh; Ching-chen - Taichung N/A TW
- Shieh; Ching-chen - Taiching TW
- Shieh; Ching-Chen - Taichung County TW
| Patent | Date |
|---|---|
| Mixed water control valve Grant 8,733,389 - Hong , et al. May 27, 2 | 2014-05-27 |
| Mixed Water Control Valve App 20130074961 - Hong; Chu-wan ; et al. | 2013-03-28 |
| Flush valve assembly structure of water tank Grant 8,112,829 - Shieh February 14, 2 | 2012-02-14 |
| Canister Flush Valve App 20100313347 - Shieh; Ching-Chen | 2010-12-16 |
| Flush Valve Assembly Structure Of Water Tank App 20100170031 - SHIEH; Ching-Chen | 2010-07-08 |
| Hand-held Showerhead Structure App 20100038454 - Shieh; Ching-Chen | 2010-02-18 |
| Shower Tap With A Stable Rotational Speed App 20080282465 - SHIEH; Ching-Chen | 2008-11-20 |
| Adjustable rotation shower tap App 20080111006 - Shieh; Ching-Chen | 2008-05-15 |
| Drain valve Grant 7,281,279 - Shieh October 16, 2 | 2007-10-16 |
| Ball check valve Grant 7,237,569 - Shieh July 3, 2 | 2007-07-03 |
| Ball check valve App 20060201557 - Shieh; Ching-chen | 2006-09-14 |
| Drain valve App 20060195977 - Shieh; Ching-chen | 2006-09-07 |
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