Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5839883 | System and method for controlling a materials handling system | Lawrence P. Schmidt | 1998-11-24 |
| RE35473 | Sludge flow measuring system | Edward A. Oakley, Thomas M. Anderson, Richard T. Atherton, Berthold A. Fehn | 1997-03-11 |
| 5479957 | Sludge pipeline lubrication system | Thomas M. Anderson, Scott Kelly, Terry Atherton, Larry W. Schmidt | 1996-01-02 |
| 5361797 | Sludge pipeline lubrication system | Thomas M. Anderson, Scott Kelly, Terry Atherton, Larry W. Schmidt | 1994-11-08 |
| 5346368 | Sludge flow measuring system | Edward A. Oakley, Thomas M. Anderson, Richard T. Atherton, Berthold A. Fehn | 1994-09-13 |
| 5257912 | Sludge flow measuring system | Edward A. Oakley, Thomas M. Anderson, Richard T. Atherton, Berthold A. Fehn | 1993-11-02 |
| 5106272 | Sludge flow measuring system | Edward A. Oakley, Thomas M. Anderson, Richard T. Atherton, Berthold A. Fehn | 1992-04-21 |