Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4934172 | Compression tool for various sizes and shapes | Jerald C. Todd | 1990-06-19 |
| 4723434 | Centering device for hydraulic compression tools | — | 1988-02-09 |
| 4667502 | Hydraulic compression apparatus | Kenneth P. Apperson, Jerald C. Todd | 1987-05-26 |
| 4581894 | Hydraulic compression apparatus | Kenneth P. Apperson, Jerald C. Todd | 1986-04-15 |
| 4480460 | Compression tool | Kenneth P. Apperson, Jerald C. Todd | 1984-11-06 |