Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428232 | Roller ball pen with adjustable spring tension | Ryan S. Eddington, Michael Huneke | 2002-08-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428232 | Roller ball pen with adjustable spring tension | Ryan S. Eddington, Michael Huneke | 2002-08-06 |