Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10766117 | Retaining ring with shaped surface | Hung Chih Chen, Steven M. Zuniga, Charles C. Garretson, Douglas R. McAllister, Stacy Meyer +12 more | 2020-09-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10766117 | Retaining ring with shaped surface | Hung Chih Chen, Steven M. Zuniga, Charles C. Garretson, Douglas R. McAllister, Stacy Meyer +12 more | 2020-09-08 |