Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663504 | Multiple material golf club head | Alan Hocknell, Uday V. Deshmukh, Richard C. Helmstetter, Matthew T. Cackett, Herebert Reyes +4 more | 2003-12-16 |
| 6575845 | Multiple material golf club head | J. Andrew Galloway, Richard C. Helmstetter, Matthew T. Cackett, Alan Hocknell, D. Clayton Evans +2 more | 2003-06-10 |
| 6558272 | Golf club striking plate with variable bulge and roll | Richard C. Helmstetter, Roger Cleveland, D. Clayton Evans | 2003-05-06 |
| D472592 | Golf club head | D. Clayton Evans, Roger Cleveland, Augustin W. Rollinson | 2003-04-01 |
| D472593 | Golf club head | D. Clayton Evans, Roger Cleveland, Augustin W. Rollinson | 2003-04-01 |