Koopmans; Richard J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koopmans; Richard J..The latest application filed is for "pulsed hydraulic clothes washer".
- Koopmans; Richard J. - Oroville WV
- Koopmans; Richard J. - Bellevue WA
| Patent | Date |
|---|---|
| Pulsed hydraulic clothes washer App 20150275415 - Drewry; Kristinn G. ; et al. | 2015-10-01 |
| Mixing bubble generator and installation configuration Grant 9,073,024 - Drewry , et al. July 7, 2 | 2015-07-07 |
| Mixing Bubble Generator And Installation Configuration App 20140016430 - DREWRY; KRISTINN G. ; et al. | 2014-01-16 |
| Digester gas mixer for liquid waste treatment App 20130327694 - Drewry; Kristinn G. ; et al. | 2013-12-12 |
| Water supply thermocline detection and mixing process Grant 8,303,161 - Drewry , et al. November 6, 2 | 2012-11-06 |
| Water supply mixing process Grant 8,192,069 - Koopmans , et al. June 5, 2 | 2012-06-05 |
| Water tank deicing mixer Grant 8,147,117 - Drewry , et al. April 3, 2 | 2012-04-03 |
| Digester gas mixer for waste liquid treatment App 20110036762 - Koopmans; Richard J. ; et al. | 2011-02-17 |
| Magnetic bubble mixer forming plate assembly App 20100278005 - Koopmans; Richard J. ; et al. | 2010-11-04 |
| Method for remediating solids in waste lifting stations Grant 7,763,173 - Koopmans , et al. July 27, 2 | 2010-07-27 |
| Method For Remediating Solids In Waste Lifting Stations App 20100176054 - Koopmans; Richard J. ; et al. | 2010-07-15 |
| Water supply thermocline detection and mixing process App 20090277846 - Koopmans; Richard J. ; et al. | 2009-11-12 |
| Water tank deicing mixer App 20090279381 - Koopmans; Richard J. ; et al. | 2009-11-12 |
| Water supply mixing process App 20090279380 - Koopmans; Richard J. ; et al. | 2009-11-12 |
| Mixer for use with media in wastewater treatment Grant 7,524,419 - Koopmans , et al. April 28, 2 | 2009-04-28 |
| Mixer for use in wastewater treatment processes Grant 7,374,675 - Koopmans , et al. May 20, 2 | 2008-05-20 |
| Mixer and process controller for use in wastewater treatment processes Grant 7,282,141 - Koopmans , et al. October 16, 2 | 2007-10-16 |
| Mixer and process controller for use in wastewater treatment processes App 20060254979 - Koopmans; Richard J. ; et al. | 2006-11-16 |
| Mixer for use with media in wastewater treatment App 20060254977 - Koopmans; Richard J. ; et al. | 2006-11-16 |
| Mixer for use in wastewater treatment processes App 20060254980 - Koopmans; Richard J. ; et al. | 2006-11-16 |
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