Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11093928 | Electronic system and automatic website login and security payment method using near-field communication | Ping-Hung Chen | 2021-08-17 |
| 10788288 | Sight and compensating mechanism thereof | Hao Tu, Sung-Po Cheng | 2020-09-29 |
| 10337831 | Sight and compensating mechanism thereof | Hao Tu, Sung-Po Cheng | 2019-07-02 |
| 9151569 | Sight with resilient member around frame screw | Chia-Kan Chang | 2015-10-06 |
| 8459791 | Spectacle frame for protective shield | — | 2013-06-11 |
| 6376073 | High frequency-resistant thermosetting coatings and high frequency-resistant enamelled wires produced therefrom | Chih-Min Jang, Ru-Shi Liu, Chi-Ting Du, Wen-Cheng Wu, Shang-Yen Chang +3 more | 2002-04-23 |