Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8490612 | Method of stabilizing opals | — | 2013-07-23 |
| 8141855 | Film stretcher | John C. McCracken, Mike Carroll, Adan James Akerman | 2012-03-27 |
| 4333494 | Valve box | — | 1982-06-08 |
| 4239056 | Valve service box having means for securing different sized valves against rotation | — | 1980-12-16 |