Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6708566 | Air gauge for measuring the geometry of precision machined fluid passages | John H. Thompson | 2004-03-23 |
| 6477890 | Smoke-producing apparatus for detecting leaks | — | 2002-11-12 |
| 5953801 | Snap ring removing tool | — | 1999-09-21 |
| 5890850 | Bowl hawg tool for enlarging valve bowls on cylinder heads | Randall D. Hilbrand | 1999-04-06 |
| 5775974 | Universal jaw attachment for microfinishing machine | — | 1998-07-07 |