Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7415867 | Golf shaft and club flex neutralization/matching and method for manufacturing same | David Bechtel | 2008-08-26 |
| 6895680 | Golf head and shaft with flex neutralization and method for manufacturing same | Max Lee, David Bechtel | 2005-05-24 |
| 4989139 | Map case network virtual connection interface system | Robert M. Friedman, Grayson W. Randall, Richard J. Sheftic | 1991-01-29 |