Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5971338 | Method and apparatus for securing induction coils in an induction furnace | Gordon Olsen | 1999-10-26 |
| 5037239 | Underground concrete vault structure for hazardous liquid storage tanks | Gordon Olsen | 1991-08-06 |