Yu; Shun-Hsien
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yu; Shun-Hsien.The latest application filed is for "cam type door closer".
- Yu; Shun-Hsien - Yuanlin TW
- YU; Shun-Hsien - YUANLIN CITY TW
| Patent | Date |
|---|---|
| Cam type door closer Grant 10,822,853 - Yu November 3, 2 | 2020-11-03 |
| Cam Type Door Closer App 20200308890 - YU; Shun-Hsien | 2020-10-01 |
| Automatic return device for glass door Grant 10,400,495 - Yu Sep | 2019-09-03 |
| Clamping assembly for glass door Grant 10,392,842 - Yu A | 2019-08-27 |
| Anti-folder Hand Safety Door App 20190195010 - YU; Shun-Hsien | 2019-06-27 |
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