Wong; Tsz Kin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wong; Tsz Kin.The latest application filed is for "power tool dust collector".
- Wong; Tsz Kin - Tsuen Wan HK
- Wong; Tsz Kin - Shatin CN
- Wong; Tsz Kin - Hong Kong CN
- Wong; Tsz Kin - Fanling HK
- Wong; Tsz Kin - Ma on Shan HK
| Patent | Date |
|---|---|
| Accessory for an electric power tool Grant 11,325,217 - Wong , et al. May 10, 2 | 2022-05-10 |
| Power Tool Dust Collector App 20200324380 - Brewster; Michael R. ; et al. | 2020-10-15 |
| Power tool dust collector Grant 10,695,880 - Brewster , et al. | 2020-06-30 |
| Accessory for an electric power tool Grant 10,328,541 - Wong , et al. | 2019-06-25 |
| Accessory For An Electric Power Tool App 20190168348 - WONG; Tsz Kin ; et al. | 2019-06-06 |
| Power tool Grant 10,220,499 - Lam , et al. | 2019-03-05 |
| Tool with rotatable head Grant 9,956,676 - Wong , et al. May 1, 2 | 2018-05-01 |
| Power Tool Dust Collector App 20170348812 - Brewster; Michael R. ; et al. | 2017-12-07 |
| Power tool dust collector Grant 9,776,296 - Brewster , et al. October 3, 2 | 2017-10-03 |
| Toolless Blade Release Mechanism For A Power Tool App 20170259348 - Scott; Zachary ; et al. | 2017-09-14 |
| An Accessory For An Electric Power Tool App 20160250731 - WONG; Tsz Kin ; et al. | 2016-09-01 |
| Tool With Rotatable Head App 20140190715 - Wong; Tsz Kin ; et al. | 2014-07-10 |
| Power Tool App 20140034347 - LAM; Chin Hung ; et al. | 2014-02-06 |
| Power Tool Dust Collector App 20130213683 - Brewster; Michael R. ; et al. | 2013-08-22 |
| Door lock locating tool kit Grant 8,443,523 - Lam , et al. May 21, 2 | 2013-05-21 |
| Door Lock Locating Tool Kit App 20120017452 - Lam; Chin Hung ; et al. | 2012-01-26 |
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