MA; Yichun
Patent Applications and Registrations
Patent applications and USPTO patent grants for MA; Yichun.The latest application filed is for "cutting tool".
- MA; Yichun - Suzhou CN
| Patent | Date |
|---|---|
| Cutting Tool App 20220297209 - WU; Hongbing ; et al. | 2022-09-22 |
| Cutting tool Grant 11,027,453 - Ma , et al. June 8, 2 | 2021-06-08 |
| Grass trimmer and cord delivering method of grass trimmer Grant 10,939,613 - Ma , et al. March 9, 2 | 2021-03-09 |
| Power tool Grant 10,888,988 - Zhong , et al. January 12, 2 | 2021-01-12 |
| Power tool and operation method for quick locking and releasing working attachment thereof Grant 10,512,971 - Zhong , et al. Dec | 2019-12-24 |
| Grass Trimmer and Cord Delivering Method of Grass Trimmer App 20190261557 - Ma; Yichun ; et al. | 2019-08-29 |
| Power tool Grant 10,315,292 - Chen , et al. | 2019-06-11 |
| Grass trimmer and cord delivering method of grass trimmer Grant 10,314,228 - Ma , et al. | 2019-06-11 |
| Cutting Tool App 20190168405 - Ma; Yichun ; et al. | 2019-06-06 |
| Power tool and operating method for use on the power tool Grant 10,093,004 - Andriolo , et al. October 9, 2 | 2018-10-09 |
| Power Tool And Operating Method For Use On The Power Tool App 20180093367 - Andriolo; Paolo ; et al. | 2018-04-05 |
| Power Tool App 20180029215 - Zhong; Hongfeng ; et al. | 2018-02-01 |
| Grass trimmer and cord delivering method of grass trimmer Grant 9,872,429 - Ma , et al. January 23, 2 | 2018-01-23 |
| Power tool and operating method for use on the power tool Grant 9,833,884 - Andriolo , et al. December 5, 2 | 2017-12-05 |
| Grass Trimmer And Cord Delivering Method Of Grass Trimmer App 20160345493 - MA; Yichun ; et al. | 2016-12-01 |
| Grass Trimmer And Cord Delivering Method Of Grass Trimmer App 20160249529 - MA; Yichun ; et al. | 2016-09-01 |
| Power Tool And Operation Method For Quick Locking And Releasing Working Attachment Thereof App 20160221085 - Zhong; Hongfeng ; et al. | 2016-08-04 |
| Power Tool App 20160207178 - Chen; Zhi ; et al. | 2016-07-21 |
| Screw Holding Device And Screwdriver App 20160031068 - MA; Yichun ; et al. | 2016-02-04 |
| Power Tool And Operating Method For Use On The Power Tool App 20140329654 - Andriolo; Paolo ; et al. | 2014-11-06 |
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