Inventor
DEHAIS JOHN M
US19 patents
⚠️ This page may combine multiple inventors who share the name “DEHAIS JOHN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAMILTON SUNDSTRAND CORP
7 patentsUS10487740B2Nov 26, 2019
Multi-flapper check valve without center supports
HAMILTON SUNDSTRAND CORP6 citations72
US10099161B2Oct 16, 2018
Filter for pneumatic valve
HAMILTON SUNDSTRAND CORP2 citations63
US12268981B2Apr 8, 2025
Motorized valve with washing filter extending from a bleed conduit inlet into valve duct
HAMILTON SUNDSTRAND CORP0 citations51
US11994177B2May 28, 2024
Universal joint connection for the manual positioning of an angularly offset valve shaft drive
HAMILTON SUNDSTRAND CORP0 citations51
US10844963B2Nov 24, 2020
Shouldered shaft with spherical thrust seat
HAMILTON SUNDSTRAND CORP0 citations51
US9273795B2Mar 1, 2016
Reverse flow relief valve
HAMILTON SUNDSTRAND CORP1 citations51
US10670483B2Jun 2, 2020
Asymmetric piezometer ring
HAMILTON SUNDSTRAND CORP0 citations40
UNITED TECHNOLOGIES CORP
3 patentsUS5690135ANov 25, 1997
Diverter valve with shutoff feature
UNITED TECHNOLOGIES CORP11 citations73
US10669945B2Jun 2, 2020
Starter air valve system with dual electromechanical controls
UNITED TECHNOLOGIES CORP2 citations72
US10934885B2Mar 2, 2021
System and method for controlling dual starter air valve
UNITED TECHNOLOGIES CORP0 citations62