Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9096992 | Dipper door assembly | Carl D. Gilmore, Richard Hoppens, Douglas Maki, Zoran Marjanovic, Kenneth J. Meyer | 2015-08-04 |
| 8997382 | Dipper door assembly | Carl D. Gilmore, Kenneth J. Meyer, Zoran Marjanovic, Richard Hoppens, Jamie K. Sherwood +2 more | 2015-04-07 |
| 8991080 | Dipper door assembly | Carl D. Gilmore, Douglas Maki, Kenneth J. Meyer, Russell J. Willmann | 2015-03-31 |