Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10813887 | Acid resistant capsule shell composition | Ruei-Jan Chang, Pei-Hsuan Lee, Hsin-Yi Chao | 2020-10-27 |
| 9621067 | Hybrid power supply device of air-conditioner | Te-Jen Hsieh, Hsien-Yu Chen, Alexander S. Gozon | 2017-04-11 |
| 9452141 | Acid resistant capsule shell composition, acid resistant capsule shell and its preparing process | Ruei-Jan Chang, Chien-Jen Wu | 2016-09-27 |
| 7139628 | System and method for fabrication backup control | Cheng-Yao Ni, I-Chieh Chung, Tsui-Ling Chang | 2006-11-21 |