Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634148 | Motor-fan assembly with improved airflow and noise reduction properties | Kris D. Diehl, Robert A. Ciccarelli, Jr. | 2020-04-28 |
| 9316218 | Method and apparatus for increasing compressed air efficiency in a pump | Haihong Zhu, Michael Brace Orndorff, Jevawn Sebastian Roberts, Charles Randolph Abbott | 2016-04-19 |
| 8801404 | Method for increasing compressed air efficiency in a pump | Haihong Zhu, Michael Brace Orndorff, Jevawn Sebastian Roberts, Charles Randolph Abbott | 2014-08-12 |
| 8608460 | Method and apparatus for increasing compressed air efficiency in a pump | Haihong Zhu, Michael Brace Orndorff, Jevawn Sebastian Roberts, Charles Randolph Abbott | 2013-12-17 |
| 8485792 | Method for increasing compressed air efficiency in a pump | Haihong Zhu, Michael Brace Orndorff, Jevawn Sebastian Roberts, Charles Randolph Abbott | 2013-07-16 |
| 8425208 | Air operated diaphragm pump with electric generator | — | 2013-04-23 |