Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882381 | Thermal desorption system | Gunther Hauck, Lynwood L. Socks, Rodney H. Schueller, Robert J. Youmans, John W. Noland | 1999-03-16 |
| 4533300 | High pressure pumping apparatus for semi-fluid material | Robert E. Westerlund | 1985-08-06 |
| 4432558 | Concrete pumping swivel coupling apparatus with seal | Robert E. Westerlund | 1984-02-21 |
| 4345883 | High pressure pumping apparatus for semi-fluid material | Robert E. Westerlund | 1982-08-24 |
| 4305607 | Concrete pumping swivel coupling apparatus | Robert E. Westerlund | 1981-12-15 |