Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D888174 | Putter head | Augustin W. Rollinson, Larry G. Tang | 2020-06-23 |
| D846672 | Putter head | Augustin W. Rollinson, Larry G. Tang | 2019-04-23 |
| D485323 | Putter head | Larry G. Tang | 2004-01-13 |
| D483824 | Putter head | Larry G. Tang, Augustin W. Rollinson | 2003-12-16 |