Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428232 | Roller ball pen with adjustable spring tension | Bernard J. McCauley, Ryan S. Eddington | 2002-08-06 |
| 6261015 | Roller ball pen with adjustable spring tension | Bernard J. McCauley, Ryan S. Eddington | 2001-07-17 |