Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415115 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2025-09-16 |
| D1043877 | Central portion of a racquet | William D. Severa, Michael W. Schaeffer, David A. Vogel | 2024-09-24 |
| 11986705 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2024-05-21 |
| 11986706 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2024-05-21 |
| 11541282 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2023-01-03 |
| 10946253 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2021-03-16 |
| 10751581 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2020-08-25 |
| 10653924 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2020-05-19 |
| 10646753 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2020-05-12 |
| 10328316 | Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis | William D. Severa, Dale J. Zwack, Robert T. Kapheim | 2019-06-25 |
| D850550 | Central portion of a racquet | Hudson R. Vantrease, William D. Severa, David A. Vogel | 2019-06-04 |