Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5428903 | Measuring instrument | — | 1995-07-04 |
| 5319860 | Measuring instrument | — | 1994-06-14 |
| 4982505 | Gauge for measuring both the depth and the diameter of a bore hole | — | 1991-01-08 |
| 4790515 | Force multiplier useful as a lifting device | — | 1988-12-13 |
| 4790602 | Fluid actuated apparatus for mechanically splitting rock-like material | — | 1988-12-13 |
| 4781418 | Fluid actuated apparatus for mechanically splitting rock-like material | — | 1988-11-01 |