Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491438 | Oxygen concentrator system and method for operating the same | Achim Gerhard Rolf Körber, Rainer Hilbig, Paul Van Der Sluis, Douglas Adam Whitcher, Daniel Paul Servansky | 2022-11-08 |
| 11351326 | Portable oxygen concentration | Achim Gerhard Rolf Koerber, Rainer Hilbig, Robert W. Murdoch, Douglas Adam Whitcher | 2022-06-07 |
| 9845920 | Defroster for oxygen liquefier | Laurent Brouqueyre | 2017-12-19 |
| 9841228 | System and method for liquefying a fluid and storing the liquefied fluid | Jeremy Webster Blair, Laurent Brouqueyre, Douglas Adam Whitcher | 2017-12-12 |
| 9689607 | System and method for liquefying and storing a fluid | Rickey Burns, Laurent Brouqueyre, Tory Deane Werne, Gregg Hurst | 2017-06-27 |
| 9651301 | System and method for liquefying and storing a fluid | Laurent Brouqueyre, Gregg Hurst | 2017-05-16 |
| 7913497 | Desiccant cartridge | — | 2011-03-29 |
| 7555916 | Liquefying and storing a gas | Steve W. Delve | 2009-07-07 |
| 7318327 | Liquefying and storing a gas | Steve W. Delve, Douglas R. Powell | 2008-01-15 |
| 7213400 | Liquefying and storing a gas | Steve W. Delve | 2007-05-08 |
| 6202642 | Electronic monitoring medication apparatus and method | Robert J. McKinnon, Thomas L. Taccini | 2001-03-20 |
| 4812823 | Locked transmitter tag assembly and method of lockably attaching same to object | — | 1989-03-14 |