Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5800275 | Convertible bowling lane | Michael F. Stirling | 1998-09-01 |
| 5564986 | Convertible bowling lane | Michael F. Stirling | 1996-10-15 |
| 5364314 | Multi-position rubber pinsetter deck chute | Roy A. Burkholder | 1994-11-15 |
| 4949962 | Pinwheel structure for bowling pin setters | — | 1990-08-21 |
| 4195920 | Golf game projector | Jack A. Russell, Goodrich B. Pratt | 1980-04-01 |