Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936085 | Vacuum loader | — | 2005-08-30 |
| 6569217 | Industrial dust collector with multiple filter compartments | — | 2003-05-27 |
| 5180407 | Vacuum loader with vaned and short tangential separator | — | 1993-01-19 |
| 4963172 | Bagger unit for a vacuum loader or the like | — | 1990-10-16 |
| 4820315 | Vacuum loader and process for removing asbestos and other particulate material | — | 1989-04-11 |
| 4790865 | Two compartment industrial dust collector | — | 1988-12-13 |
| 4749391 | Primary material collection receiver | — | 1988-06-07 |
| 4723969 | Vacuum loader and process for removing asbestos and other hazardous material | — | 1988-02-09 |
| 4718924 | Two compartment four stage industrial dust collector | — | 1988-01-12 |
| 4718925 | Primary material collection receiver | — | 1988-01-12 |
| 4361985 | Hydraulic door opening/closing and locking/unlocking apparatus | — | 1982-12-07 |