Inventor
GREENBERG MICHAEL D
US40 patents
⚠️ This page may combine multiple inventors who share the name “GREENBERG MICHAEL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNITED TECHNOLOGIES CORP
23 patentsUS5899805AMay 4, 1999
Distribution damper valve
UNITED TECHNOLOGIES CORP45 citations92
US5784894AJul 28, 1998
Integral bypass valves and air cycle machine
UNITED TECHNOLOGIES CORP32 citations92
US10054052B2Aug 21, 2018
Nacelle anti-ice system and method with equalized flow
UNITED TECHNOLOGIES CORP10 citations84
US9849992B2Dec 26, 2017
Inline pressure regulating valve assembly with inlet pressure bias
UNITED TECHNOLOGIES CORP14 citations84
US5743512AApr 28, 1998
Wedge lock butterfly valve
UNITED TECHNOLOGIES CORP19 citations84
US9243514B2Jan 26, 2016
Hybrid gas turbine bearing support
UNITED TECHNOLOGIES CORP8 citations81
US7328634B1Feb 12, 2008
Flex-head speed wrench
UNITED TECHNOLOGIES CORP12 citations80
US7901180B2Mar 8, 2011
Enhanced turbine airfoil cooling
UNITED TECHNOLOGIES CORP18 citations78
US9847629B2Dec 19, 2017
Instrumentation transfer strut
UNITED TECHNOLOGIES CORP7 citations77
US11060454B2Jul 13, 2021
Method of regulating air pressure in anti-icing system
UNITED TECHNOLOGIES CORP2 citations73
US10865715B2Dec 15, 2020
Passive stability bleed valve with adjustable reference pressure regulator and remote override capability
UNITED TECHNOLOGIES CORP3 citations73
US10450955B2Oct 22, 2019
Nacelle anti ice system
UNITED TECHNOLOGIES CORP3 citations73
US10352193B2Jul 16, 2019
Bearing centering spring and damper
UNITED TECHNOLOGIES CORP3 citations73
US10711700B2Jul 14, 2020
Gas turbine start system to enable rotor thermal stabilization with backup bleed bypass cooling mode
UNITED TECHNOLOGIES CORP2 citations72
US10669945B2Jun 2, 2020
Starter air valve system with dual electromechanical controls
UNITED TECHNOLOGIES CORP2 citations72
US10421551B2Sep 24, 2019
Aircraft anti-icing system
UNITED TECHNOLOGIES CORP4 citations68
US10161264B2Dec 25, 2018
Helically actuated variable bearing damper
UNITED TECHNOLOGIES CORP6 citations68
US10384786B2Aug 20, 2019
Thermally biased valve and anti-icing system
UNITED TECHNOLOGIES CORP2 citations67
US10934885B2Mar 2, 2021
System and method for controlling dual starter air valve
UNITED TECHNOLOGIES CORP0 citations62
US7975354B2Jul 12, 2011
Bladed disk assembly method and impact device
UNITED TECHNOLOGIES CORP6 citations58
US7476111B2Jan 13, 2009
Two-plug electrical outlet with dual voltage
UNITED TECHNOLOGIES CORP0 citations52
US9909607B2Mar 6, 2018
High temperature thread locking compound
UNITED TECHNOLOGIES CORP0 citations49
US10626802B2Apr 21, 2020
Ducted gas turbine engine stability bleed valve with passive and active shutoff
UNITED TECHNOLOGIES CORP0 citations41
RAYTHEON TECH CORP
6 patentsUS11566535B2Jan 31, 2023
Low friction, wear resistant variable vane bushing
RAYTHEON TECH CORP2 citations73
US11401868B2Aug 2, 2022
System and method for controlling dual starter air valve
RAYTHEON TECH CORP2 citations72
US12180841B2Dec 31, 2024
Seal element bonded to seal carrier for a turbine engine
RAYTHEON TECH CORP0 citations62
US11795880B2Oct 24, 2023
System and method for controlling dual starter air valve
RAYTHEON TECH CORP0 citations62
US11725580B2Aug 15, 2023
Turbine over-speed brake for hybrid electric gas turbine engine
RAYTHEON TECH CORP1 citations60
US11920492B1Mar 5, 2024
Asymmetric spacer to improve flange strength
RAYTHEON TECH CORP0 citations43