| Patent | Date |
|---|
Main valve with pressure relief valve having a lockout feature
Grant 11,389,680 - McHugh, IV , et al. July 19, 2 | 2022-07-19 |
Apparatus, methods and articles of manufacture for dry pipe sprinkler system
Grant 11,359,359 - McHugh, IV June 14, 2 | 2022-06-14 |
Butterfly check valve
Grant 11,339,882 - Gleeson , et al. May 24, 2 | 2022-05-24 |
System For Maintaining Integrity Of A Dry Pipe System With Heated Cabinet And Flow Restrictor Valve
App 20210370114 - GLEESON; Bentley F. ; et al. | 2021-12-02 |
Valve System And Method For Venting And Measuring A Gas Content Of A Fire Suppression System
App 20210093907 - McHugh, IV; George J. ; et al. | 2021-04-01 |
Apparatus, Methods and Articles of Manufacture for Dry Pipe Sprinkler System
App 20210047811 - MCHUGH, IV; George Joseph | 2021-02-18 |
Valve system and method for venting and measuring a gas content of a fire suppression system
Grant 10,881,887 - McHugh, IV , et al. January 5, 2 | 2021-01-05 |
Apparatus, methods and articles of manufacture for dry pipe sprinkler system
Grant 10,829,914 - McHugh, IV November 10, 2 | 2020-11-10 |
Main Valve With Pressure Relief Valve Having A Lockout Feature
App 20190308046 - McHugh IV; George J. ; et al. | 2019-10-10 |
Purge and vent valve assembly
Grant 10,391,344 - McHugh, IV , et al. A | 2019-08-27 |
Valve System And Method For Venting And Measuring A Gas Content Of A Fire Suppression System
App 20190076683 - MCHUGH, IV; George J. ; et al. | 2019-03-14 |
Purge And Vent Valve Assembly
App 20180221696 - McHUGH, IV; George J. ; et al. | 2018-08-09 |
Fire suppression circulation system
Grant 9,032,994 - McHugh , et al. May 19, 2 | 2015-05-19 |
Condensate collector arrangement with anti-trip arrangement for dry pipe sprinkler system
Grant 8,443,908 - McHugh, IV May 21, 2 | 2013-05-21 |
Fire Supression Fluid Circulation System
App 20120204963 - McHugh; George J. ; et al. | 2012-08-16 |
Condensate Collector Arrangement With Anti-trip Arrangement For Dry Pipe Sprinkler System
App 20120055686 - McHUGH, IV; George | 2012-03-08 |
Flow sensor and actuator
Grant 7,836,966 - McHugh , et al. November 23, 2 | 2010-11-23 |
Flow sensor and actuator
App 20090188683 - McHugh; George J. | 2009-07-30 |
Fire suppression fluid circulation system
App 20090188567 - McHugh; George J. | 2009-07-30 |
Condensate collector arrangement for dry pipe sprinkler system
App 20090020166 - McHugh, IV; George | 2009-01-22 |
Valve and arrangement for fire suppression system
Grant 6,810,910 - McHugh November 2, 2 | 2004-11-02 |
In-line valve arrangement for fire suppression water sprinkler system
Grant 6,681,802 - McHugh January 27, 2 | 2004-01-27 |
Double check valve assembly for fire suppression system
Grant 6,396,404 - McHugh May 28, 2 | 2002-05-28 |
Apparatus for sensing fluid flow and associated load control circuit
Grant 6,246,333 - Doner , et al. June 12, 2 | 2001-06-12 |
Apparatus for sensing fluid flow and associated load control circuit
Grant 6,246,331 - McHugh , et al. June 12, 2 | 2001-06-12 |
Valve and arrangement for fire suppression system
Grant 6,186,169 - McHugh February 13, 2 | 2001-02-13 |
Circuit and apparatus for sensing fluid flow
Grant 6,114,823 - Doner , et al. September 5, 2 | 2000-09-05 |
Circuit for controlling operation of a load after a predetermined time delay
Grant 5,705,987 - Doner January 6, 1 | 1998-01-06 |
Adjustable sprinkler head positioning assembly
Grant 5,609,212 - McHugh March 11, 1 | 1997-03-11 |
Adjustable sprinkler head positioning assembly
Grant 5,409,066 - McHugh April 25, 1 | 1995-04-25 |
Supply valve and arrangement for fire suppression water sprinkler system
Grant 5,269,344 - McHugh December 14, 1 | 1993-12-14 |
Valve and arrangement for fire suppression water sprinkler system
Grant 4,971,109 - McHugh November 20, 1 | 1990-11-20 |
Device for cleaning a drain
Grant 4,957,123 - McHugh September 18, 1 | 1990-09-18 |
Device for cleaning a drain
Grant 4,895,178 - McHugh January 23, 1 | 1990-01-23 |
Valve and arrangement for fire supression water sprinkler system
Grant 4,741,361 - McHugh May 3, 1 | 1988-05-03 |
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