Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D644285 | Golf grip | David Keith Gill | 2011-08-30 |
| 7909705 | Variable mass grip | David Keith Gill, William Wendell Andersen, Bruce John Norton | 2011-03-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D644285 | Golf grip | David Keith Gill | 2011-08-30 |
| 7909705 | Variable mass grip | David Keith Gill, William Wendell Andersen, Bruce John Norton | 2011-03-22 |