| 11535529 |
Water faucet incorporating disinfecting features |
Chen Li |
2022-12-27 |
$39,220,000 |
| 11274850 |
Systems and methods for flow estimation using differential pressure sensor across valve |
Camille M. Aucoin, Brennan H. Fentzlaff, Homero L. Noboa, Duane S. Freimuth, Kirk H. Drees +1 more |
2022-03-15 |
$10,533,000 |
| 9314743 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2016-04-19 |
|
| 8758627 |
Twin tank water treatment method |
John A. Stewart, Andrew Tischendorf, Rahul Sadashiv Kamble |
2014-06-24 |
|
| 8608963 |
Twin tank water treatment system and method |
John A. Stewart, Andrew Tischendorf, Rahul Sadashiv Kamble |
2013-12-17 |
|
| 8323484 |
Method and system to flush an RO system |
Chia Kung, Phillip Goebel, Thomas Cartwright, Peter S. Cartwright, Richard Reckin +1 more |
2012-12-04 |
$16,335,000 |
| 8262910 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2012-09-11 |
|
| 8141848 |
Piston with integral seals for a water softener control valve |
Andrew Elston, Gregory E. Sund, Mark S. Miller |
2012-03-27 |
|
| 8052865 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2011-11-08 |
|
| D638908 |
Triangular brine tank for a water softener |
— |
2011-05-31 |
|
| D638512 |
Triangular resin tank for a water softener |
— |
2011-05-24 |
|
| 7862710 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2011-01-04 |
|
| 7828970 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2010-11-09 |
|
| 7828971 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2010-11-09 |
|
| 7655139 |
Method and system for operating a shut-off valve of a filtration system |
Richard Reckin, Duane S. Freimuth |
2010-02-02 |
$58,056,000 |
| 7610931 |
Bypass valve with an integral flow sensor for a water treatment system |
Mark J. Wittig, Thomas P. Honzelka |
2009-11-03 |
|
| 7597807 |
Residential reverse osmosis system |
Thomas Cartwright |
2009-10-06 |
|
| 7513996 |
Residential reverse osmosis system |
Steven D. Kloos, Philip M. Rolchigo, Christopher Kurth, Chia Kung, Thomas Cartwright +1 more |
2009-04-07 |
|
| 7402240 |
Method and system to flush an RO system |
Chia Kung, Phillip Goebel, Thomas Cartwright, Peter S. Cartwright, Richard Reckin +1 more |
2008-07-22 |
$112,142,000 |
| 7329338 |
Conductivity sensor for an ion exchange water softener |
Mark J. Wittig |
2008-02-12 |
$31,619,000 |
| 7004200 |
Constant flow valve for a water softener control assembly |
Mark J. Wittig, John D. Stolz, Jeffrey G. Franks |
2006-02-28 |
$38,180,000 |
| 6481293 |
Elbow mounted turbine flowmeter |
Thomas J. Walczak, Thomas P. Honzelka |
2002-11-19 |
$3,577,000 |
| 5701388 |
Combined heater and pump |
Michael D. Steinhardt, Isadore Balan |
1997-12-23 |
|
| 5681025 |
Motor operated butterfly valve with a multi-function seal |
Weldon R. Kuhn, John A. Fiumefreddo, Isadore Balan |
1997-10-28 |
|
| 5321860 |
Shower enclosure assembly |
Michael D. Steinhardt, Kathleen S. DeKeyser |
1994-06-21 |
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