Liu; Chien An
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Chien An.The latest application filed is for "electric nail gun with buffer mechanism".
- Liu; Chien An - Mississauga CA
- LIU; Chien-An - Taichung City TW
- Liu; Chien-An - Taichung TW
| Patent | Date |
|---|---|
| Systems for analyzing vehicle journeys Grant 11,335,142 - Shah , et al. May 17, 2 | 2022-05-17 |
| Electric Nail Gun With Buffer Mechanism App 20210276171 - LAI; Chun-Chi ; et al. | 2021-09-09 |
| Nail gun having protection structure Grant 10,710,225 - Lai , et al. | 2020-07-14 |
| Trigger Assembly for a Pneumatic Tool App 20180050396 - Lai; Chun-Chi ; et al. | 2018-02-22 |
| Nail Gun Having Protection Structure App 20170095917 - LAI; Chun-Chi ; et al. | 2017-04-06 |
| Switching Device For Use In A Ratchet Wrench App 20150266171 - Lai; Chun-Chi ; et al. | 2015-09-24 |
| Pneumatic Ratchet Wrench Capable Of Preventing Mis-switching Of Rotational Direction App 20140202287 - Lai; Chun-Chi ; et al. | 2014-07-24 |
| Air Ratchet Wrench App 20140020516 - Liu; Chien-An ; et al. | 2014-01-23 |
| Ejector Tab Structure For A Nailer App 20070246502 - Liu; Chien-An ; et al. | 2007-10-25 |
| Air-sealing apparatus for a pneumatic tool App 20060197289 - Lai; Chun-Chi ; et al. | 2006-09-07 |
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