Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814674 | Iron golf club | Robert R. Lang, Augustin Rollinsoin, Richard C. Helmstetter | 2004-11-09 |
| 6769998 | Iron golf club head | Robert R. Lang, Augustin W. Rollinson, Richard C. Helmstetter | 2004-08-03 |
| D486195 | Scoreline pattern for a golf club head | Roger Cleveland, Augustin W. Rollinson, Richard C. Helmstetter, Deedee Lasker | 2004-02-03 |
| D485877 | Iron golf club head | Augustin W. Rollinson, Robert R. Lang, Roger Cleveland, Larry G. Tang | 2004-01-27 |