Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11123587 | On-board mixing system for firefighting chemicals | Dennis Hulbert, Marshall Graves, Danny Milligan, Gerald Geissler, Duane Floden | 2021-09-21 |
| 11041063 | Long-term fire retardant with an organophosphate and methods for making and using same | Dennis Hulbert, Robert J. Burnham, Gerald Geissler, David W. Wilkening, Joseph McLellan | 2021-06-22 |
| 10960249 | Long-term fire retardant with corrosion inhibitors and methods for making and using same | Dennis Hulbert, Robert J. Burnham, Gerald Geissler, David W. Wilkening, Joseph McLellan | 2021-03-30 |
| 10960250 | Long-term fire retardant with corrosion inhibitors and methods for making and using same | Dennis Hulbert, Robert J. Burnham, Gerald Geissler, David W. Wilkening, Joseph McLellan | 2021-03-30 |
| 10960251 | Long-term fire retardant with corrosion inhibitors and methods for making and using same | Dennis Hulbert, Robert J. Burnham, Gerald Geissler, David W. Wilkening, Joseph McLellan | 2021-03-30 |