Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37550 | Solid waste comminutor with removable bearing assembly and improved side rails | Joseph W. Chambers, Sr., Robert T. Sabol, Craig J. Fennessy | 2002-02-19 |
| 6332984 | Integrated diverter and waste comminutor | Ramon E. Boyd, Armando Chacon, Ronald A. Duecker, Craig J. Fennessy, Winslow P. Freeman, Jr. +2 more | 2001-12-25 |
| 6176443 | Integrated diverter and waste comminutor | Ramon E. Boyd, Armando Chacon, Ronald A. Duecker, Craig J. Fennessy, Winslow P. Freeman, Jr. +2 more | 2001-01-23 |
| 5593100 | Solid waste comminutor with removable bearing assembly and improved side rails | Joseph W. Chambers, Sr., Robert T. Sabol, Craig J. Fennessy | 1997-01-14 |
| 4707150 | Fluid pressure assisted rotary shaft seal with grooved seal wedge | — | 1987-11-17 |