Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309090 | Ring grit remover | Francis M. Noonan, Rodney S. Mrkvicka | 2019-06-04 |
| 9932731 | Ring grit remover | Francis M. Noonan, Rodney S. Mrkvicka | 2018-04-03 |
| 9662666 | Vortex-type grit chamber | Francis M. Noonan, Frederick Trentadue, John K. Kelly, Rodney S. Mrkvicka | 2017-05-30 |
| 9334178 | Vortex-type grit chamber | Francis M. Noonan, Frederick Trentadue, John K. Kelly, Rodney S. Mrkvicka | 2016-05-10 |
| 6827380 | Manipulating hand for handling a wire material | — | 2004-12-07 |
| 5488808 | Interlock for wall panel system | James Cahill | 1996-02-06 |
| 4266602 | Heat exchanger for cooling electrical power apparatus | David L. Ayers, Allan E. Hribar | 1981-05-12 |