Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8281659 | Methods and apparatus for vibration testing using multiple sine sweep excitation | — | 2012-10-09 |
| D410719 | Back surface for an iron-type golf club head | Augustin W. Rollinson, Roger Cleveland, Thomas R. Hilton | 1999-06-08 |
| D406869 | Back surface of an iron-type golf club head | Augustin W. Rollinson, Roger Cleveland, Thomas R. Hilton | 1999-03-16 |
| D406296 | Back surface of an iron-type golf club head | Augustin W. Rollinson, Roger Cleveland, Thomas R. Hilton | 1999-03-02 |