Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D480440 | Iron golf club head | Augustin W. Rollinson, Karl A. Clausen, Larry G. Tang, Roger Cleveland, Richard C. Helmstetter +1 more | 2003-10-07 |
| D476048 | Wedge type golf club head | Roger Cleveland, Wayne H. Byrne, Joshua G. Breier, Ronald K. Hettinger, Augustin W. Rollinson +1 more | 2003-06-17 |
| D474822 | Iron golf club head | Roger Cleveland, Augustin W. Rollinson, Karl A. Clausen | 2003-05-20 |
| D464693 | Iron golf club head | Augustin W. Rollinson, Roger Cleveland, Karl A. Clausen | 2002-10-22 |
| D464387 | Iron golf club head | Augustin W. Rollinson, Roger Cleveland, Karl A. Clausen | 2002-10-15 |