Kuennen; Roy W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kuennen; Roy W..The latest application filed is for "inductively coupled ballast circuit".
Company Profile
3.27.29
- Kuennen; Roy W. - Caledonia MI
- - Caledonia MI US
- Kuennen; Roy W. - Kentwood MI
Patent Activity
| Patent | Date |
|---|---|
| Gravity feed water treatment system Grant 10,336,639 - Kuennen , et al. | 2019-07-02 |
| Inductively coupled ballast circuit Grant 10,014,722 - Kuennen , et al. July 3, 2 | 2018-07-03 |
| Inductively Coupled Ballast Circuit App 20170133882 - Kuennen; Roy W. ; et al. | 2017-05-11 |
| Inductively coupled ballast circuit Grant 9,590,456 - Kuennen , et al. March 7, 2 | 2017-03-07 |
| Water Treatment System App 20160340217 - Kuennen; Roy W. ; et al. | 2016-11-24 |
| Inductively Coupled Ballast Circuit App 20160261143 - Kuennen; Roy W. ; et al. | 2016-09-08 |
| Gravity Feed Water Treatment System App 20160236958 - Kuennen; Roy W. ; et al. | 2016-08-18 |
| Inductively coupled ballast circuit Grant 9,397,524 - Kuennen , et al. July 19, 2 | 2016-07-19 |
| Inductively Coupled Ballast Circuit App 20160172907 - Kuennen; Roy W. ; et al. | 2016-06-16 |
| Gravity feed water treatment system Grant 9,352,979 - Kuennen , et al. May 31, 2 | 2016-05-31 |
| Inductively coupled ballast circuit Grant 9,299,493 - Kuennen , et al. March 29, 2 | 2016-03-29 |
| Inductively Coupled Ballast Circuit App 20140077696 - Kuennen; Roy W. ; et al. | 2014-03-20 |
| Inductively coupled ballast circuit Grant 08618749 - | 2013-12-31 |
| Inductively coupled ballast circuit Grant 8,618,749 - Kuennen , et al. December 31, 2 | 2013-12-31 |
| Water Treatment System App 20120186658 - Kuennen; Roy W. ; et al. | 2012-07-26 |
| Inductively coupled ballast circuit Grant 8,222,827 - Kuennen , et al. July 17, 2 | 2012-07-17 |
| Gravity Feed Water Treatment System With Oxidation And Disinfection Steps App 20120145618 - Kuennen; Roy W. ; et al. | 2012-06-14 |
| Foam Water Treatment System App 20120132575 - Kuennen; Roy W. ; et al. | 2012-05-31 |
| Inductively Coupled Ballast Circuit App 20120001562 - Kuennen; Roy W. ; et al. | 2012-01-05 |
| Gravity Feed Water Treatment System App 20110303589 - Kuennen; Roy W. ; et al. | 2011-12-15 |
| Water Treatment System App 20090045106 - Kuennen; Roy W. ; et al. | 2009-02-19 |
| Inductively Coupled Ballast Circuit App 20080191638 - Kuennen; Roy W. ; et al. | 2008-08-14 |
| Inductively coupled ballast circuit Grant 7,385,357 - Kuennen , et al. June 10, 2 | 2008-06-10 |
| Remotely controllable outlet for water treatment system Grant 7,364,651 - Baarman , et al. April 29, 2 | 2008-04-29 |
| Air treatment filter and related method Grant 7,316,732 - Taylor, Jr. , et al. January 8, 2 | 2008-01-08 |
| Point-of-use water treatment system Grant 7,252,763 - Kuennen , et al. August 7, 2 | 2007-08-07 |
| Inductively Coupled Ballast Circuit App 20070085487 - Kuennen; Roy W. ; et al. | 2007-04-19 |
| Inductively coupled ballast circuit Grant 7,180,248 - Kuennen , et al. February 20, 2 | 2007-02-20 |
| Starter assembly for a gas discharge lamp Grant 7,170,200 - Mollema , et al. January 30, 2 | 2007-01-30 |
| Air treatment filter and related method App 20070012185 - Taylor; Roy M. JR. ; et al. | 2007-01-18 |
| Remotely controllable outlet for water treatment system App 20060011526 - Baarman; David W. ; et al. | 2006-01-19 |
| Bacteriostatic fluid filter App 20050121387 - Kuennen, Roy W. ; et al. | 2005-06-09 |
| Inductively coupled ballast circuit App 20050093475 - Kuennen, Roy W. ; et al. | 2005-05-05 |
| Inductively coupled ballast circuit Grant 6,825,620 - Kuennen , et al. November 30, 2 | 2004-11-30 |
| Starter assembly for a gas discharge lamp App 20040222751 - Mollema, Scott A. ; et al. | 2004-11-11 |
| Starter assembly for a gas discharge lamp Grant 6,806,649 - Mollema , et al. October 19, 2 | 2004-10-19 |
| Point-of-use water treatment system App 20040182761 - Kuennen, Roy W. ; et al. | 2004-09-23 |
| Lamp assembly for point-of-use water treatment system Grant 6,793,817 - Kuennen , et al. September 21, 2 | 2004-09-21 |
| Nonthermal plasma air treatment system App 20040140194 - Taylor, Roy M. JR. ; et al. | 2004-07-22 |
| Radio frequency identification system for a fluid treatment system Grant 6,673,250 - Kuennen , et al. January 6, 2 | 2004-01-06 |
| Water filter assembly App 20030205518 - VanderKooi, Karen J. ; et al. | 2003-11-06 |
| Starter assembly for a gas discharge lamp App 20030155869 - Mollema, Scott A. ; et al. | 2003-08-21 |
| Point-of use water treatment system Grant 6,514,420 - Kuennen , et al. February 4, 2 | 2003-02-04 |
| Radio frequency identification system for a fluid treatment system App 20030015478 - Kuennen, Roy W. ; et al. | 2003-01-23 |
| Inductively coupled ballast circuit App 20030015479 - Kuennen, Roy W. ; et al. | 2003-01-23 |
| Point-of-use water treatment system App 20020189986 - Kuennen, Roy W. ; et al. | 2002-12-19 |
| Point-of-use water treatment system Grant 6,491,868 - Kuennen , et al. December 10, 2 | 2002-12-10 |
| Point-of-use water treatment system App 20020162779 - Kuennen, Roy W. ; et al. | 2002-11-07 |
| Point-of-use water treatment system Grant 6,451,202 - Kuennen , et al. September 17, 2 | 2002-09-17 |
| Water treatment system with an inductively coupled ballast Grant 6,436,299 - Baarman , et al. August 20, 2 | 2002-08-20 |
| Point-of-use water treatment system App 20020014461 - Kuennen, Roy W. ; et al. | 2002-02-07 |
| Point-of use water treatment system App 20020011434 - Kuennen, Roy W. ; et al. | 2002-01-31 |
| Home water purification system Grant 5,853,572 - Kuennen , et al. December 29, 1 | 1998-12-29 |
| Home water purification system with filter end of life monitor Grant 5,698,091 - Kuennen , et al. December 16, 1 | 1997-12-16 |
| Home water purification system with automatic disconnecting of radiant energy source Grant 5,536,395 - Kuennen , et al. July 16, 1 | 1996-07-16 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 