Hu; Chun-Hung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hu; Chun-Hung.The latest application filed is for "in-situ spark erosion dressing system and method thereof".
- Hu; Chun-Hung - Taipei TW
- Hu; Chun-Hung - Sinjhuang TW
- Hu; Chun-Hung - Sinjhuang City TW
| Patent | Date |
|---|---|
| In-situ Spark Erosion Dressing System And Method Thereof App 20210146502 - Chen; Shun-Tong ; et al. | 2021-05-20 |
| Enclosed hinge device with a readily center-aligned mechanism Grant 7,987,557 - Chang , et al. August 2, 2 | 2011-08-02 |
| Sheath type rotating axel structure Grant 7,845,052 - Chang , et al. December 7, 2 | 2010-12-07 |
| Sheath Type Rotating Axel Structure with Automatic Locking Mechanism App 20090235489 - CHANG; Jui-Hung ; et al. | 2009-09-24 |
| Covered Rotation Shaft Structure Having Auto Locking Function App 20090158556 - Chang; Jui-Hung ; et al. | 2009-06-25 |
| Sheath Type Rotating Axel Structure App 20090151123 - CHANG; Jui-Hung ; et al. | 2009-06-18 |
| Enclosed Hinde Device With A Readily Center-aligned Mechanism App 20090113670 - Chang; Jui Hung ; et al. | 2009-05-07 |
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