Tsai; Chang-En
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsai; Chang-En.The latest application filed is for "head-mounted display device".
- Tsai; Chang-En - Taoyuan TW
- TSAI; Chang-En - Taoyuan City TW
| Patent | Date |
|---|---|
| Wearable device and its pivoting module Grant 11,262,595 - Chen , et al. March 1, 2 | 2022-03-01 |
| Head-mounted display device Grant 11,249,515 - Chen , et al. February 15, 2 | 2022-02-15 |
| Head-mounted Display Device App 20210255663 - CHEN; Chun-Lung ; et al. | 2021-08-19 |
| Head mounted display device Grant 10,890,775 - Chen , et al. January 12, 2 | 2021-01-12 |
| Wearable Device And Its Pivoting Module App 20200348535 - Chen; Chun-Lung ; et al. | 2020-11-05 |
| Head Mounted Display Device App 20200348524 - Chen; Chun-Lung ; et al. | 2020-11-05 |
| Methods and apparatuses for indoor positioning Grant 9,635,498 - Lin , et al. April 25, 2 | 2017-04-25 |
| Methods And Apparatuses For Indoor Positioning App 20160360342 - LIN; I-Chin ; et al. | 2016-12-08 |
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