Johnson; Dwight N.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johnson; Dwight N..The latest application filed is for "electronic flush valve with optional manual override".
Company Profile
0.53.15
- Johnson; Dwight N. - Carlsbad CA
- Johnson; Dwight N. - Vista CA
- Johnson; Dwight N. - El Toro CA
- Johnson; Dwight N. - San Marcos CA
- Johnson; Dwight N. - Santa Ana CA
- Johnson; Dwight N. - Anaheim CA
Patent Activity
| Patent | Date |
|---|---|
| Electronic flush valve with optional manual override Grant 8,485,496 - Johnson July 16, 2 | 2013-07-16 |
| Leak detector Grant 8,250,906 - Johnson August 28, 2 | 2012-08-28 |
| Control stop and flushing system Grant 8,028,719 - Johnson October 4, 2 | 2011-10-04 |
| Electronic Flush Valve With Optional Manual Override App 20110121213 - Johnson; Dwight N. ; et al. | 2011-05-26 |
| Leak Detector App 20100095744 - Johnson; Dwight N. | 2010-04-22 |
| Modular electrically-operated faucet Grant 7,650,653 - Johnson , et al. January 26, 2 | 2010-01-26 |
| Control Stop and Flushing System App 20090283156 - Johnson; Dwight N. | 2009-11-19 |
| Flow volume limiting device Grant 7,617,949 - Johnson November 17, 2 | 2009-11-17 |
| Control stop and flushing system Grant 7,565,914 - Johnson July 28, 2 | 2009-07-28 |
| Flush valve Grant 7,556,237 - Johnson July 7, 2 | 2009-07-07 |
| Flush valve Grant 7,487,950 - Johnson February 10, 2 | 2009-02-10 |
| Flush valve Grant D569,947 - Johnson May 27, 2 | 2008-05-27 |
| Valve housing Grant D568,965 - Johnson May 13, 2 | 2008-05-13 |
| Flush valve App 20080006789 - Johnson; Dwight N. | 2008-01-10 |
| Flush valve App 20080006788 - Johnson; Dwight N. | 2008-01-10 |
| Control stop and flushing system App 20070277884 - Johnson; Dwight N. | 2007-12-06 |
| Flow volume limiting device App 20070138201 - Johnson; Dwight N. | 2007-06-21 |
| Modular electrically-operated faucet App 20070108400 - Johnson; Dwight N. ; et al. | 2007-05-17 |
| Motor-driven hydraulic valve cartridge App 20070068583 - Johnson; Dwight N. ; et al. | 2007-03-29 |
| Snap hook Grant 7,124,479 - Johnson October 24, 2 | 2006-10-24 |
| Excess flow shutoff Grant 7,111,638 - Johnson September 26, 2 | 2006-09-26 |
| Device for injecting and mixing liquid fertilizer with water flow in a sprinkler system pipeline Grant 7,083,118 - Bowles , et al. August 1, 2 | 2006-08-01 |
| Bolt snap Grant D516,410 - Johnson March 7, 2 | 2006-03-07 |
| Apparatus for adding fertilizer to water in an underground sprinkling system and fertilizer therefor Grant 6,997,350 - Johnson , et al. February 14, 2 | 2006-02-14 |
| Snap hook App 20050278908 - Johnson, Dwight N. | 2005-12-22 |
| Excess flow shutoff App 20040221893 - Johnson, Dwight N. | 2004-11-11 |
| Pressure transducer App 20040109574 - Johnson, Dwight N. | 2004-06-10 |
| Pressure transducer with captured non compressible liquid volume defining neutral condition Grant 6,684,709 - Johnson February 3, 2 | 2004-02-03 |
| Flush control Grant 6,560,790 - Saar , et al. May 13, 2 | 2003-05-13 |
| Pressure transducer App 20030079546 - Johnson, Dwight N. | 2003-05-01 |
| Flush controller Grant 6,499,152 - Johnson December 31, 2 | 2002-12-31 |
| Flush control App 20020162166 - Saar, David A. ; et al. | 2002-11-07 |
| Flush controller App 20020092090 - Johnson, Dwight N. | 2002-07-18 |
| Remote controlled drinker system and drinker line control valve Grant 6,253,708 - Johnson July 3, 2 | 2001-07-03 |
| Remote controlled drinker system Grant 6,240,956 - Johnson June 5, 2 | 2001-06-05 |
| Pressure regulator with selector control Grant 6,202,682 - Johnson March 20, 2 | 2001-03-20 |
| Remote controlled drinker system Grant 5,967,167 - Johnson October 19, 1 | 1999-10-19 |
| Fill valve Grant D408,501 - Johnson April 20, 1 | 1999-04-20 |
| Pressure regulator Grant 5,771,921 - Johnson June 30, 1 | 1998-06-30 |
| Float operated fill valve Grant 5,439,025 - Johnson August 8, 1 | 1995-08-08 |
| Float operated fill valve Grant 5,421,361 - Johnson June 6, 1 | 1995-06-06 |
| Toilet flush control assembly and methods Grant 5,392,470 - Johnson February 28, 1 | 1995-02-28 |
| Plumbing hookup kit Grant 5,375,887 - Johnson December 27, 1 | 1994-12-27 |
| Float operated fill valve Grant 5,255,703 - Johnson October 26, 1 | 1993-10-26 |
| Flow restrictor and strainer assembly for a toilet tank fill valve and the like Grant 4,973,402 - Johnson , et al. November 27, 1 | 1990-11-27 |
| Fluid fill valve with accurate fill level mechanism Grant 4,887,635 - Johnson December 19, 1 | 1989-12-19 |
| Trim assembly Grant 4,858,252 - Johnson August 22, 1 | 1989-08-22 |
| Spin disk evaporator Grant 4,833,895 - Johnson May 30, 1 | 1989-05-30 |
| Adjustable vacuum breaker fill valve Grant 4,646,779 - Johnson March 3, 1 | 1987-03-03 |
| Control stop for flushing system Grant 4,624,444 - Johnson November 25, 1 | 1986-11-25 |
| Plumbing hookup kit Grant 4,589,688 - Johnson May 20, 1 | 1986-05-20 |
| Adjustable vacuum breaker fill valve Grant 4,574,826 - Johnson March 11, 1 | 1986-03-11 |
| Flush valve Grant 4,499,616 - Johnson February 19, 1 | 1985-02-19 |
| Faucet assembly with pinch valves Grant 4,356,574 - Johnson November 2, 1 | 1982-11-02 |
| Faucet Grant D266,104 - Johnson September 7, 1 | 1982-09-07 |
| Backflow preventer Grant 4,345,619 - Johnson August 24, 1 | 1982-08-24 |
| Faucet assembly with pinch valves Grant 4,313,469 - Johnson February 2, 1 | 1982-02-02 |
| Fluid control valve and liner therefor Grant 4,232,851 - Johnson November 11, 1 | 1980-11-11 |
| Flow responsive device Grant 4,197,809 - Johnson April 15, 1 | 1980-04-15 |
| Fill valve Grant 4,180,096 - Johnson December 25, 1 | 1979-12-25 |
| Fill valve Grant D251,677 - Johnson April 24, 1 | 1979-04-24 |
| Pilot regulator Grant 4,083,375 - Johnson April 11, 1 | 1978-04-11 |
| Fluid level control valve Grant 4,065,095 - Johnson December 27, 1 | 1977-12-27 |
| Inlet orifice device to control thruput flow for pressure regulators Grant 4,019,531 - Johnson April 26, 1 | 1977-04-26 |
| Fluid level control valve Grant 3,895,645 - Johnson July 22, 1 | 1975-07-22 |
| Inlet orifice device to control thruput flow for pressure regulators Grant 3,892,255 - Johnson July 1, 1 | 1975-07-01 |
| Method Of Assembling An Axial Flow Valve Grant 3,838,704 - Johnson October 1, 1 | 1974-10-01 |
| Axial Flow Valve Grant 3,836,113 - Johnson September 17, 1 | 1974-09-17 |
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