Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8149227 | Removing click and friction noise in a writing device | Jim Marggraff, Marc Thomas, John Hartman, John Carter, Mauricio Greene +4 more | 2012-04-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8149227 | Removing click and friction noise in a writing device | Jim Marggraff, Marc Thomas, John Hartman, John Carter, Mauricio Greene +4 more | 2012-04-03 |