Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384269 | Multi-function rack systems and methods | Craig Fahrenkrug | 2025-08-12 |
| 11726491 | Wire guidance and remote operation for material handling vehicles | John Bryant Kirk, Steven J. Medwin, James Wilcox, Jonathan William Hamlin | 2023-08-15 |
| 6439261 | Pressure responsive oil flow regulating supply valve | James W. Bush, Douglas J. Sheahan | 2002-08-27 |
| 5475189 | Condition responsive muffler for refrigerant compressors | Michael G. Field, Thomas S. Katra | 1995-12-12 |
| 5170640 | Oil separator | David N. Shaw, Arthur G. Mensing, Michael G. Field | 1992-12-15 |
| 5062277 | Combined oil heater and level sensor | David N. Shaw | 1991-11-05 |