Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772172 | Scalable rules capable of creating size-adjustable circles, arcs, and curved shapes | Frank Pinal | 2017-09-26 |
| D788865 | Golf grip | Robert J. Lamkin, Frank Firman, Carl Pettersen, Andy Kerr, Kerri Kauffman +4 more | 2017-06-06 |
| D788866 | Golf grip | Robert J. Lamkin, Frank Firman, Carl Pettersen, Andy Kerr, Kerri Kauffman +4 more | 2017-06-06 |
| D781386 | Putter grip | Robert J. Lamkin, Dabbs Clayton Long, John S. Donegan, Frank Firman, Andy Kerr +6 more | 2017-03-14 |