Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119851 | Feed forward echo cancellation device and echo cancellation method | Chien-Wen Chen | 2024-10-15 |
| 11938382 | Golf club with perimeter face machining | D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Douglas E. Roberts +1 more | 2024-03-26 |
| 11652404 | Method for calibrating currents, current control system, and voltage control system | Chih-Yu Chen, Yu Hung, Juei Chin Shen | 2023-05-16 |
| 11285365 | Golf club with perimeter face machining | D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Douglas E. Roberts +1 more | 2022-03-29 |
| 10835787 | Golf club with perimeter face machining | D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Douglas E. Roberts +1 more | 2020-11-17 |
| D884101 | Golf club head | D. Clayton Evans, Douglas E. Roberts, Ryan L. Roach | 2020-05-12 |