Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6200229 | Strike face of a golf club head with integral indicia and border | Robert M. Grace | 2001-03-13 |
| D431064 | Sole portion of a golf club head | Robert M. Grace | 2000-09-19 |
| 6102814 | Golf putter with an undercut on the back face | Robert M. Grace, Robert S. Dubiel | 2000-08-15 |
| D424148 | Sole portion of a golf club head | Robert M. Grace | 2000-05-02 |
| D422660 | Golf club hosel | Robert M. Grace, Michael K. Maudlin | 2000-04-11 |
| 5924939 | Golf club head with a strike face having a first insert within a second insert | Robert M. Grace, Lauro C. Cadorniga, William E. Bartlett | 1999-07-20 |