Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D749206 | Apparatus to control fluid flow through a tube | Matthew J. Johnson, Christopher C. Langenfeld, Michael J. Slate, David E. Collins | 2016-02-09 |
| D731615 | Housing for a water vapor distillation apparatus | Paul R. Ambler, David E. Collins | 2015-06-09 |
| D727460 | Housing for a water vapor distillation apparatus | David E. Collins, Paul R. Ambler | 2015-04-21 |
| D707792 | Housing for a water vapor distillation apparatus | David E. Collins, Paul R. Ambler | 2014-06-24 |
| D706386 | Housing for a water vapor distillation apparatus | Paul R. Ambler, David E. Collins | 2014-06-03 |