Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408509 | Automatic pressure vessel servicing apparatus | Frank Ruzga, Bill Biach | 1995-04-18 |
| 5249208 | Automatic pressure vessel servicing apparatus | Frank Ruzga, Bill Biach | 1993-09-28 |