Inventor
JOHNSON DAVID MARTIN
US29 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON DAVID MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
22 patentsUS6082963AJul 4, 2000
Removable inner turbine shell with bucket tip clearance control
GEN ELECTRIC52 citations95
US6079943AJun 27, 2000
Removable inner turbine shell and bucket tip clearance control
GEN ELECTRIC38 citations95
US5906473AMay 25, 1999
Removable inner turbine shell with bucket tip clearance control
GEN ELECTRIC37 citations95
US5779442AJul 14, 1998
Removable inner turbine shell with bucket tip clearance control
GEN ELECTRIC44 citations95
US5685693ANov 11, 1997
Removable inner turbine shell with bucket tip clearance control
GEN ELECTRIC67 citations95
US7581401B2Sep 1, 2009
Methods and apparatus for cooling gas turbine engine components
GEN ELECTRIC25 citations92
US5913658AJun 22, 1999
Removable inner turbine shell with bucket tip clearance control
GEN ELECTRIC23 citations91
US7117675B2Oct 10, 2006
Cooling of liquid fuel components to eliminate coking
GEN ELECTRIC24 citations90
US6918255B2Jul 19, 2005
Cooling of liquid fuel components to eliminate coking
GEN ELECTRIC22 citations90
US7571611B2Aug 11, 2009
Methods and system for reducing pressure losses in gas turbine engines
GEN ELECTRIC16 citations84
US9546567B2Jan 17, 2017
Turbine exhaust section structures with internal flow passages
GEN ELECTRIC16 citations81
US6983607B2Jan 10, 2006
Turbine compartment ventilation control system and method using variable speed fan
GEN ELECTRIC18 citations77
US9441499B2Sep 13, 2016
System and method relating to axial positioning turbine casings and blade tip clearance in gas turbine engines
GEN ELECTRIC5 citations73
US9506366B2Nov 29, 2016
Helical seal system for a turbomachine
GEN ELECTRIC4 citations72
US9238971B2Jan 19, 2016
Gas turbine casing thermal control device
GEN ELECTRIC3 citations72
US10024189B2Jul 17, 2018
Flow sleeve for thermal control of a double-walled turbine shell and related method
GEN ELECTRIC3 citations71
US10215059B2Feb 26, 2019
Active draft control for combined cycle power plant shutdown
GEN ELECTRIC2 citations68
US9453429B2Sep 27, 2016
Flow sleeve for thermal control of a double-wall turbine shell and related method
GEN ELECTRIC2 citations61
US9488063B2Nov 8, 2016
Clearance control system for a rotary machine and method of controlling a clearance
GEN ELECTRIC1 citations51
US10612384B2Apr 7, 2020
Flow inducer for a gas turbine system
GEN ELECTRIC0 citations50
US9441540B2Sep 13, 2016
Inducer guide vanes
GEN ELECTRIC0 citations47
US9422824B2Aug 23, 2016
Gas turbine thermal control and related method
GEN ELECTRIC0 citations41