Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4734552 | Induction heated pressure welding | — | 1988-03-29 | $4,507,000 |
| 4728760 | Induction heating pressure welding with rotary bus bar joint | Dennis A. Jennerjohn, Richard E. Moeller | 1988-03-01 | $4,242,000 |
| 4717801 | Dual induction heating pressure welding apparatus having a control circuit | Ronald L. Pike, Dennis A. Jennerjohn | 1988-01-05 | $7,899,000 |
| 4714808 | Induction heating pressure welding with linear bus bar joint | — | 1987-12-22 | $15,940,000 |
| 4687892 | Inert atmosphere control for induction heated pressure welding system | Dennis A. Jennerjohn, Richard E. Moeller | 1987-08-18 | $6,220,000 |
| 4631955 | Rope and sheave testing device and method | James B. Sheets, Ryan Benson | 1986-12-30 | $1,825,000 |
| 4624372 | Gun security apparatus | — | 1986-11-25 |