Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12274927 | Adjustable length shaft and an adjustable mass for a golf club | Travis D. Milleman, Anthony D. Serrano, Eric V. Cole, David S. Kultala, David L. Petersen +4 more | 2025-04-15 |
| 11850486 | Adjustable length shaft and an adjustable mass for a golf club | Travis D. Milleman, Anthony D. Serrano, Eric V. Cole, David S. Kultala, David L. Petersen +4 more | 2023-12-26 |
| 11691059 | Adjustable putter shaft stiffener | Travis D. Milleman, David S. Kultala, Anthony D. Serrano, Eric V. Cole, David L. Petersen +4 more | 2023-07-04 |
| 11278780 | Adjustable length shaft and an adjustable mass for a golf club | Travis D. Milleman, Anthony D. Serrano, Eric V. Cole, David S. Kultala, David L. Petersen +4 more | 2022-03-22 |
| 11033789 | Golf club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson +5 more | 2021-06-15 |
| 10695629 | Golf club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson +5 more | 2020-06-30 |
| 10675518 | Golf club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson | 2020-06-09 |
| 10363466 | Golf club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson +5 more | 2019-07-30 |
| 10300355 | Golf club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson | 2019-05-28 |
| 10022601 | Golfl club heads with cavities and inserts and related methods | David L. Petersen, Les J. Bryant, James D. Glover, Xiaojian Chen, Martin R. Jertson | 2018-07-17 |
| 5868364 | Bag support assembly | — | 1999-02-09 |