P

Inventor

BUTLER LAWRENCE

US25 patents

Patents

25 patents
US5655360AAug 12, 1997

Thrust reverser with variable nozzle

GEN ELECTRIC186 citations99
US4916894AApr 17, 1990

High bypass turbofan engine having a partially geared fan drive turbine

GEN ELECTRIC199 citations99
US5010729AApr 30, 1991

Geared counterrotating turbine/fan propulsion system

GEN ELECTRIC398 citations98
US7195446B2Mar 27, 2007

Counter-rotating turbine engine and method of assembling same

GEN ELECTRIC70 citations97
US6990797B2Jan 31, 2006

Methods and apparatus for operating gas turbine engines

GEN ELECTRIC85 citations97
US6442930B1Sep 3, 2002

Combined cycle pulse detonation turbine engine

GEN ELECTRIC64 citations96
US4936748AJun 26, 1990

Auxiliary power source in an unducted fan gas turbine engine

GEN ELECTRIC108 citations96
US4752185AJun 21, 1988

Non-contacting flowpath seal

GEN ELECTRIC62 citations95
US6666018B2Dec 23, 2003

Combined cycle pulse detonation turbine engine

GEN ELECTRIC55 citations94
US6629674B1Oct 7, 2003

Method and apparatus for modulating airfoil lift

GEN ELECTRIC68 citations93
US5263898ANov 23, 1993

Propeller blade retention system

GEN ELECTRIC93 citations93
US6931858B2Aug 23, 2005

Rotating pulse detonation system for a gas turbine engine

GEN ELECTRIC24 citations92
US6928804B2Aug 16, 2005

Pulse detonation system for a gas turbine engine

GEN ELECTRIC23 citations92
US6550235B2Apr 22, 2003

Combined cycle pulse detonation turbine engine operating method

GEN ELECTRIC35 citations92
US4951461AAug 28, 1990

Power turbine support arrangement

GEN ELECTRIC27 citations92
US4738591AApr 19, 1988

Blade pitch varying mechanism

GEN ELECTRIC45 citations92
US4738590AApr 19, 1988

Blade pitch varying mechanism

GEN ELECTRIC39 citations92
US5028001AJul 2, 1991

Method of vibration isolating an aircraft engine

GEN ELECTRIC36 citations88
US4875655AOct 24, 1989

Vibration isolating engine mount

GEN ELECTRIC40 citations88
US7124573B2Oct 24, 2006

Rotary pulse detonation system with aerodynamic detonation passages for use in a gas turbine engine

GEN ELECTRIC12 citations84
US6904750B2Jun 14, 2005

Integral pulse detonation system for a gas turbine engine

GEN ELECTRIC18 citations83
US6889505B2May 10, 2005

Pulse detonation system for a gas turbine engine

GEN ELECTRIC18 citations83
US7328570B2Feb 12, 2008

Pulse detonation system for a gas turbine engine having multiple spools

GEN ELECTRIC14 citations82
US6868665B2Mar 22, 2005

Methods and apparatus for operating gas turbine engines

GEN ELECTRIC11 citations72
US6981361B2Jan 3, 2006

Methods for operating gas turbine engines

GEN ELECTRIC4 citations61