Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10076817 | Orbital polishing with small pad | Hung Chih Chen, Paul D. Butterfield, Jason Garcheung Fung, Shou-Sung Chang, Jimin Zhang +1 more | 2018-09-18 |
| 9987724 | Polishing system with pad carrier and conditioning station | Hung Chih Chen | 2018-06-05 |