Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733324 | Surge arrestor | — | 1988-03-22 |
| 4684837 | Electric submersible motor with dual snap ring clamp | Edward J. Schaefer | 1987-08-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733324 | Surge arrestor | — | 1988-03-22 |
| 4684837 | Electric submersible motor with dual snap ring clamp | Edward J. Schaefer | 1987-08-04 |