Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004548 | Transfer trailer systems and methods for dump trucks | — | 2006-02-28 |
| 6733085 | Transfer trailer systems and methods for dump trucks | — | 2004-05-11 |
| 6283554 | Dump truck systems and method | — | 2001-09-04 |
| 5806478 | Valve actuator push rod having internal lash take-up spring and oil pump assembly | — | 1998-09-15 |
| 5794657 | Safety check valve for fuel delivery system | — | 1998-08-18 |
| 4927085 | Apparatus for recycling oil filters | — | 1990-05-22 |
| 4717472 | Oil filter assembly having multiple removable filter members and cooling fins | — | 1988-01-05 |
| 4446017 | Oil filter assembly having a removable filter member | — | 1984-05-01 |