Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890877 | Corrugated metal vent pipe and associated system and method | Greg L. Robbins, William L. Zepp | 2018-02-13 |
| 4933846 | Network communications adapter with dual interleaved memory banks servicing multiple processors | Donald J. Humphrey, James P. Hughes, Wayne Roiger | 1990-06-12 |
| 4265273 | High pressure implement circuit for loader with slow and fast dump position | — | 1981-05-05 |
| 4206689 | Priority system | — | 1980-06-10 |
| 4199293 | High pressure implement circuit for loader with slow and fast dump position | — | 1980-04-22 |