Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4704852 | Rake for baseball and softball fields | — | 1987-11-10 |
| 4557891 | Pressurized water reactor flow arrangement | John F. Gibbons | 1985-12-10 |
| 4386048 | Variable overlap control | Joseph Humphries | 1983-05-31 |