Beekman; Dennis M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Beekman; Dennis M..The latest application filed is for "screw compressor drive control".
- Beekman; Dennis M. - La Crosse WI
- Beekman; Dennis M. - LaCrosse WI
| Patent | Date |
|---|---|
| Variable capacity screw compressor and method Grant 11,022,117 - Beekman , et al. June 1, 2 | 2021-06-01 |
| Screw compressor drive control Grant 10,352,608 - Foye , et al. July 16, 2 | 2019-07-16 |
| Compressor having external shell with vibration isolation and pressure balance Grant 10,240,603 - Rockwood , et al. | 2019-03-26 |
| Screw Compressor Drive Control App 20170343261 - FOYE; David M. ; et al. | 2017-11-30 |
| Screw compressor drive control Grant 9,733,002 - Foye , et al. August 15, 2 | 2017-08-15 |
| Compressor App 20150337840 - Rockwood; William B. ; et al. | 2015-11-26 |
| Screw Compressor Drive Control App 20150052921 - Foye; David M. ; et al. | 2015-02-26 |
| Bearing Housing and Assembly of a Screw Compressor App 20150030490 - Beekman; Dennis M. ; et al. | 2015-01-29 |
| Variable Capacity Screw Compressor and Method App 20150030489 - Beekman; Dennis M. ; et al. | 2015-01-29 |
| Screw compressor drive control Grant 8,875,530 - Foye , et al. November 4, 2 | 2014-11-04 |
| Screw compressor drive control Grant 8,365,544 - Foye , et al. February 5, 2 | 2013-02-05 |
| Compressor discharge valve providing freeze and charge migration protection Grant 8,234,877 - Beekman , et al. August 7, 2 | 2012-08-07 |
| Screw Compressor Drive Control App 20110041533 - Foye; David M. ; et al. | 2011-02-24 |
| Compressor discharge valve providing freeze and charge migration protection App 20110005251 - Beekman; Dennis M. ; et al. | 2011-01-13 |
| Single-source gas actuation for screw compressor slide valve assembly Grant 5,979,168 - Beekman November 9, 1 | 1999-11-09 |
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