Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941320 | Industrial hydraulic door operator | Jack E. Moll, George C. Balbach | 1990-07-17 |
| 4738054 | Ceiling access door assembly | James C. Muth, Gregory Kulpa | 1988-04-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941320 | Industrial hydraulic door operator | Jack E. Moll, George C. Balbach | 1990-07-17 |
| 4738054 | Ceiling access door assembly | James C. Muth, Gregory Kulpa | 1988-04-19 |