Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D788865 | Golf grip | Robert J. Lamkin, Frank Firman, Carl Pettersen, Kerri Kauffman, Ting Lau +4 more | 2017-06-06 |
| D788866 | Golf grip | Robert J. Lamkin, Frank Firman, Carl Pettersen, Kerri Kauffman, Ting Lau +4 more | 2017-06-06 |
| D781386 | Putter grip | Robert J. Lamkin, Dabbs Clayton Long, John S. Donegan, Frank Firman, Kerri Kauffman +6 more | 2017-03-14 |