Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770695 | Vehicle lift device including scissor lift and telescopic upper platform | — | 2010-08-10 |
| 6955036 | Mower deck bumper | James C. Doring | 2005-10-18 |
| 6415872 | Aerator | James C. Doring | 2002-07-09 |
| 6241025 | Aerator | James C. Doring | 2001-06-05 |
| 6011858 | Memory card having a biometric template stored thereon and system for using same | Michael Stock, Keith Davis | 2000-01-04 |
| 4887448 | Knockout pin apparatus | J. Peter E. Kooi | 1989-12-19 |