Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807509 | Material handling apparatus for a utility vehicle | Arun Narayanan, Jason Simmons, Christopher P. Kelley, Devendra Thakur, Rajan Kadam +1 more | 2023-11-07 |
| 11299380 | Convertible carriage | Arun Narayanan, Jason Simmons | 2022-04-12 |
| 11155979 | Loader attachments coupler | Arun Narayanan, Jason Simmons | 2021-10-26 |
| 10815634 | Loader attachments coupler | Arun Narayanan, Jason Simmons | 2020-10-27 |
| 6991398 | Tool coupler | Ronald A. Leemans, George Robertson, Gregory K. Werner | 2006-01-31 |
| 6957705 | Loader linkage | Gregory K. Werner, Michael Dean Worley, George Robertson, Dusan John Hvolka | 2005-10-25 |
| 5080478 | Apparatus for testing dark adaptation | Thomas P. Grennan, Peter Davison | 1992-01-14 |