Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10010696 | Product gas concentrator and method associated therewith | Thomas Sprinkle, William J. Daniels, Thomas A. Drobnak, David G. Felty, Valentine A. Hodos +2 more | 2018-07-03 |
| 9375674 | Product gas concentrator and method associated therewith | Thomas Sprinkle, William J. Daniels, Thomas A. Drobnak, David G. Felty, Valentine A. Hodos +2 more | 2016-06-28 |
| 8668767 | Product gas concentrator and method associated therewith | Thomas Sprinkle, William J. Daniels, Thomas A. Drobnak, David G. Felty, Valentine A. Hodos +2 more | 2014-03-11 |
| 8567396 | Breathing gas supply system | Mary Beth Whitesel, Valentine A. Hodos, Joseph M. Kolecki | 2013-10-29 |
| D540938 | Igniter cover | John P. Graham, Will Meibuhr, Frank J. Witkowski, III, Robert L. Naas, Len Howard Nicholas +1 more | 2007-04-17 |