Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222606 | Hydraulic supply hose including an integral tensile load member | Glenn M. Gregrich, Charles T. Simmons | 2015-12-29 |
| 8356637 | Hydraulic supply hose including an integral tensile load member | Glenn M. Gregrich, Charles T. Simmons | 2013-01-22 |
| 6071579 | Laminated air brake tubing | Edward A. Green, Glenn M. Gregrich | 2000-06-06 |
| 6066377 | Laminated air brake tubing | Koksal Tonyali, Edward A. Green, Glenn M. Gregrich | 2000-05-23 |