Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152791 | Solar energy based mobile electric vehicle fast charger system | Yu Qin | 2021-10-19 |
| 10447070 | Solar energy system with built-in battery charger and its method | Yu Qin | 2019-10-15 |
| 10411500 | Electric vehicle fast charging station with solar energy system and its method | Yu Qin | 2019-09-10 |
| 9018694 | Methods and systems for gate dimension control in multi-gate structures for semiconductor devices | Sung-Taeg Kang | 2015-04-28 |
| 8778742 | Methods and systems for gate dimension control in multi-gate structures for semiconductor devices | Sung-Taeg Kang | 2014-07-15 |
| 5483463 | Uninterruptible power supply (UPS) and method | Yu Qin | 1996-01-09 |