Hoffman; Richard E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hoffman; Richard E..The latest application filed is for "medical gas alarm system".
- Hoffman; Richard E. - Overland Park KS
- Hoffman; Richard E. - Cumming GA
| Patent | Date |
|---|---|
| Medical gas alarm system Grant 7,768,414 - Abel , et al. August 3, 2 | 2010-08-03 |
| Medical gas alarm system App 20080117067 - Abel; Joseph H. ; et al. | 2008-05-22 |
| Medical gas alarm system Grant 7,145,467 - Abel , et al. December 5, 2 | 2006-12-05 |
| Medical gas alarm system Grant 6,987,448 - Catton , et al. January 17, 2 | 2006-01-17 |
| Medical gas alarm system App 20050275548 - Abel, Joseph H. ; et al. | 2005-12-15 |
| Medical gas alarm system App 20030034885 - Catton, Edward W. ; et al. | 2003-02-20 |
| Pneumatic oxygen conserver Grant 5,881,725 - Hoffman , et al. March 16, 1 | 1999-03-16 |
| Toughened fiber-reinforced composites Grant 5,268,223 - Qureshi , et al. * December 7, 1 | 1993-12-07 |
| Fiber-reinforced composites toughened with porous resin particles Grant 5,169,710 - Qureshi , et al. December 8, 1 | 1992-12-08 |
| Medical gas alarm system Grant 5,057,822 - Hoffman October 15, 1 | 1991-10-15 |
| Connector set Grant 5,020,563 - Hoffman , et al. June 4, 1 | 1991-06-04 |
| Fluid shutoff valve Grant 4,727,903 - Sturgis , et al. March 1, 1 | 1988-03-01 |
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