Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35778 | Structure for resurfacing bowling lanes | Michael F. Stirling, William C. Murphy | 1998-04-28 |
| 5118105 | Bowling statistics display system | Ted E. Brim, David L. Mowers, Gary Dudzinski | 1992-06-02 |
| 5084318 | Structure for resurfacing bowling lanes | Michael F. Stirling, William C. Murphy | 1992-01-28 |
| 4893182 | Video tracking and display system | Thomas M. Buie, Mark F. Blessing | 1990-01-09 |
| 4817947 | Method of playing a bowling game | — | 1989-04-04 |
| 4789157 | Method of playing a bowling game | — | 1988-12-06 |
| 4787634 | Method of playing a bowling game | — | 1988-11-29 |
| 4580780 | Wooden truss foundation for bowling lanes | William C. Murphy, Michael F. Stirling | 1986-04-08 |
| 4339129 | Multi-graphic masking unit | — | 1982-07-13 |