Chang; Chia-Kan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Chia-Kan.The latest application filed is for "digital turret ballistic aiming system".
- Chang; Chia-Kan - Taichung TW
- Chang; Chia-Kan - Taichung City TW
| Patent | Date |
|---|---|
| Digital turret ballistic aiming system Grant 11,060,816 - York , et al. July 13, 2 | 2021-07-13 |
| Digital Turret Ballistic Aiming System App 20200400406 - York; Andrew ; et al. | 2020-12-24 |
| Optical indicating structure Grant 10,809,441 - Chang October 20, 2 | 2020-10-20 |
| Digital turret ballistic aiming system Grant 10,767,962 - York , et al. Sep | 2020-09-08 |
| Sighting System App 20200166308 - Chou; Hung-Chi ; et al. | 2020-05-28 |
| Sight Grant 10,578,400 - Cheng , et al. | 2020-03-03 |
| Sight Grant 10,495,415 - Chou , et al. De | 2019-12-03 |
| Knob structure Grant 10,466,735 - Tsai , et al. No | 2019-11-05 |
| Sight App 20190285382 - Chou; Hung-Chi ; et al. | 2019-09-19 |
| Sight App 20190195597 - Cheng; Sung-Po ; et al. | 2019-06-27 |
| Digital Turret Ballistic Aiming System App 20190186871 - York; Andrew W. ; et al. | 2019-06-20 |
| Knob Structure App 20190107860 - Tsai; Tsung-Mou ; et al. | 2019-04-11 |
| Optical Indicating Structure App 20190072706 - Chang; Chia-Kan | 2019-03-07 |
| Knob structure Grant 10,180,698 - Tsai , et al. Ja | 2019-01-15 |
| Optical Magnification System App 20180203215 - Chang; Chia-Kan | 2018-07-19 |
| Sight Grant 9,798,156 - Chang October 24, 2 | 2017-10-24 |
| Knob structure App 20170052556 - Tsai; Tsung-Mou ; et al. | 2017-02-23 |
| Sight App 20160231584 - Chang; Chia-Kan | 2016-08-11 |
| Sight with resilient member around frame screw Grant 9,151,569 - Lin , et al. October 6, 2 | 2015-10-06 |
| Sight App 20140366425 - Lin; Yung-Chin ; et al. | 2014-12-18 |
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