Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D464913 | Vehicle chassis surface | Mohamad S. El-Zein, Harold Eugene Krause, Richard Lane Hockenberry | 2002-10-29 |
| D462300 | Vehicle chassis surface | Mohamad S. El-Zein, Harold Eugene Krause, Richard Lane Hockenberry | 2002-09-03 |
| D451050 | Vehicle chassis surface | Mohamad S. El-Zein, Harold Eugene Krause, Richard Lane Hockenberry | 2001-11-27 |
| 5558368 | Chassis structure | Mohamad S. El-Zein, Richard Curry, Maurice A. Popelier, Harold Eugene Krause | 1996-09-24 |
| D365572 | Vehicle chassis | Mohamad S. El-Zein, Richard Curry, Maurice A. Popelier, Harold Eugene Krause | 1995-12-26 |
| 4887420 | Modular mower deck with light-weight housing | Jay H. Olson, James W. Hall, Leon P. Erdman | 1989-12-19 |
| 4644736 | Cotton doffer unit | — | 1987-02-24 |