Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8616998 | Club heads with contoured back faces and methods of manufacturing the same | Eric V. Cole, David L. Petersen | 2013-12-31 |
| 8523706 | Golf club head having a hollow rail member | Eric V. Cole, Jeff A. Blankenship | 2013-09-03 |
| 8475291 | Multiple flex shaft method and system for golf clubs | Marty R. Jertson, Jeff A. Blankenship | 2013-07-02 |
| 8282503 | Multiple flex shaft method and system for golf clubs | Marty R. Jertson, Jeff A. Blankenship | 2012-10-09 |
| 8235842 | Club heads with contoured back faces and methods of manufacturing the same | Eric V. Cole, David L. Petersen | 2012-08-07 |
| 8221264 | Club heads with contoured back faces and methods of manufacturing the same | Eric V. Cole, David L. Petersen | 2012-07-17 |
| 8182364 | Golf clubs with cavities, and related methods | Eric V. Cole, Eric J. Morales | 2012-05-22 |
| 7914394 | Club heads with contoured back faces and methods of manufacturing the same | Eric V. Cole, David L. Petersen | 2011-03-29 |
| 7798914 | Golf clubs with variable moment of inertia and methods of manufacture thereof | Jeff A. Blankenship, Eric V. Cole | 2010-09-21 |
| 7798913 | Golf clubs with variable moment of inertia and methods of manufacture thereof | Jeff A. Blankenship, Eric V. Cole | 2010-09-21 |
| 7794335 | Club heads with contoured back faces and methods of manufacturing the same | Eric V. Cole, David L. Petersen | 2010-09-14 |
| 7300358 | Multiple flex shaft system for golf clubs | — | 2007-11-27 |
| 5954596 | Golf club head with reinforced front wall | Daniel J. Kubica | 1999-09-21 |