loadpatents
Patent applications and USPTO patent grants for Tsai; Chang-En.The latest application filed is for "head-mounted display device".
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 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.