Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11278066 | Protective belt apparatus | — | 2022-03-22 |
| 9532611 | Protective belt apparatus | — | 2017-01-03 |
| 9526278 | Protective belt apparatus and control apparatus therefor | — | 2016-12-27 |
| 5355696 | Pollution control apparatus for industrial processes and the like | — | 1994-10-18 |
| 4936031 | Apparatus for excavating soil and the like using supersonic jets | Richard D. Nathenson | 1990-06-26 |
| 4863101 | Accelerating slugs of liquid | Larry L. Pater | 1989-09-05 |
| 4776731 | Method and apparatus for conveying solids using a high velocity vacuum | R. Alan Duckworth | 1988-10-11 |
| 4762277 | Apparatus for accelerating slugs of liquid | Larry L. Pater | 1988-08-09 |
| 4573637 | Accelerating slugs of liquid | Larry L. Pater | 1986-03-04 |
| 4548315 | Tethered vehicle for moving bulk material | — | 1985-10-22 |
| 4506781 | Self training belt conveyor with digging elements | — | 1985-03-26 |
| 4377220 | Automatic rail clamp | — | 1983-03-22 |
| 4290496 | Combination impact and pressure liquid rock drill | — | 1981-09-22 |
| 4217981 | Conveying apparatus | — | 1980-08-19 |