Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D498277 | Iron golf club head | Robert R. Lang, Andrew G. V. Oldknow, Augustin W. Rollinson, Roger Cleveland | 2004-11-09 |
| 6800040 | Golf club head | J. Andrew Galloway, Richard C. Helmstetter, Alan Hocknell, Ronald C. Boyce, Curtis S. Woolley | 2004-10-05 |
| D496419 | Iron golf club head | Robert R. Lang, Andrew G. V. Oldknow, Augustin W. Rollinson, Roger Cleveland | 2004-09-21 |
| 6719643 | Golf club head with a face insert | Richard C. Helmstetter, Alan Hocknell, D. Clayton Evans, Roger Cleveland, Matthew T. Cackett +2 more | 2004-04-13 |