Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913184 | Intelligent auto-tabbing systems and methods | Xi Zhang, Robert E. Opaluch, Joel S. Angiolillo | 2011-03-22 |
| 5007651 | Kit for board games | Stanley I. Mason, Jr., Roy E. Doty | 1991-04-16 |
| 4955617 | Kit for board games | Stanley I. Mason, Jr., Roy E. Doty | 1990-09-11 |