loadpatents
Patent applications and USPTO patent grants for Boehm; David W..The latest application filed is for "energy storage and return spring".
Patent | Date |
---|---|
Energy Storage And Return Spring App 20150007456 - Klassen; James B. ;   et al. | 2015-01-08 |
Energy storage and return spring Grant 8,707,582 - Klassen , et al. April 29, 2 | 2014-04-29 |
Energy transfer machine and method Grant 8,459,028 - Klassen , et al. June 11, 2 | 2013-06-11 |
Energy transfer machine with inner rotor Grant 8,011,345 - Klassen , et al. September 6, 2 | 2011-09-06 |
Energy transfer machine Grant 7,954,470 - Klassen , et al. June 7, 2 | 2011-06-07 |
Energy Transfer Machine And Method App 20090165461 - KLASSEN; JAMES B. ;   et al. | 2009-07-02 |
Energy Transfer Machine With Inner Rotor App 20090159040 - KLASSEN; JAMES B. ;   et al. | 2009-06-25 |
Energy Transfer Machine App 20090078231 - Klassen; James B. ;   et al. | 2009-03-26 |
Energy transfer machine with inner rotor Grant 7,503,307 - Klassen , et al. March 17, 2 | 2009-03-17 |
Energy Storage And Return Spring App 20090064536 - KLASSEN; JAMES B. ;   et al. | 2009-03-12 |
Energy transfer machine Grant 7,472,677 - Klassen , et al. January 6, 2 | 2009-01-06 |
Surgical Clip, Applicator And Applicator Methods App 20080004637 - Klassen; James B. ;   et al. | 2008-01-03 |
Energy Transfer Machine With Inner Rotor App 20070295301 - KLASSEN; JAMES B. ;   et al. | 2007-12-27 |
Energy Transfer Machine App 20070251491 - KLASSEN; JAMES B. ;   et al. | 2007-11-01 |
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