Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12364890 | Valve system and method for venting and measuring a gas content of a fire suppression system | George J. McHugh, James P. McHugh | 2025-07-22 |
| 12343578 | System for maintaining integrity of a dry pipe system with heated cabinet and flow restrictor valve | Michael B. Ferrucci, George J. McHugh, James P. McHugh | 2025-07-01 |
| 11938358 | Valve system and method for venting and measuring a gas content of a fire suppression system | George J. McHugh, James P. McHugh | 2024-03-26 |
| 11541261 | System for maintaining integrity of a dry pipe system with heated cabinet and flow restrictor valve | Michael B. Ferrucci, George J. McHugh, James P. McHugh | 2023-01-03 |
| 11389680 | Main valve with pressure relief valve having a lockout feature | George J. McHugh, James P. McHugh | 2022-07-19 |
| 11339882 | Butterfly check valve | George J. McHugh, James P. McHugh | 2022-05-24 |
| 10881887 | Valve system and method for venting and measuring a gas content of a fire suppression system | George J. McHugh, James P. McHugh | 2021-01-05 |
| 10391344 | Purge and vent valve assembly | George J. McHugh, James P. McHugh | 2019-08-27 |
| 8814061 | Rotary nozzle cleaning apparatus with improved stem | Robert E. Delaney, Andrew K. Delaney, Suneeth D. A. Molugu | 2014-08-26 |
| 8133328 | Rotary apparatus and method for cleaning liquid storage tanks | Robert E. Delaney, Andrew K. Delaney, Minh Q. Le | 2012-03-13 |
| 7815748 | Apparatus for cleaning stacked vessels with low head clearance | Robert E. Delaney, Andrew K. Delaney, Minh Q. Le | 2010-10-19 |
| 7523512 | System and method for cleaning restrooms | Robert E. Delaney, Andrew K. Delaney, Minh Q. Le | 2009-04-28 |
| 6561199 | Cleaning apparatus especially adapted for cleaning vessels used for sanitary products, and method of using same | Andrew K. Delaney, Minh Q. Le, Robert E. Delaney | 2003-05-13 |
| 6123271 | Vessel cleaning apparatus | Robert E. Delaney, Minh Q. Le, Warren F. Geiger | 2000-09-26 |
| 5975132 | Preassembled underground secondary containment system for containing fuel | — | 1999-11-02 |