Syed J. Khalid — 23 Patents at RTX (Raytheon)

Syed J. Khalid has been granted 23 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1990 and the most recent in December 2025. Syed J. Khalid ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Syed J. Khalid in Monet, FL, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12497904	Gas turbine engine	David Marion Ostdiek, Jeffrey S. Spruill, Daniel L. Tweedt, William J. Solomon, Brandon Wayne Miller +2 more	2025-12-16
12372033	Turbine engine with sound-based active control	David Marion Ostdiek, Matthew J. Drodofsky, Trevor Wayne Goerig, Stefan Joseph Cafaro	2025-07-29
12359588	Aircraft engine aeromechanical instability detection	David Marion Ostdiek, William J. Solomon, Drew M. Capps, Stefan Joseph Cafaro, Matthew Vincent Gettemy +1 more	2025-07-15
12313012	System and method for reducing a clearance gap in an engine	Michael Scott McCambridge, Logan Daniel Fritz, David Marion Ostdiek, Timothy M. Kasberg, Jason Holden	2025-05-27
10378439	Gas turbine engine with variable speed turbines	Robert W. Cedoz	2019-08-13
9759132	Gas turbine engine performance seeking control	—	2017-09-12
9630706	Positionable ejector member for ejector enhanced boundary layer alleviation	—	2017-04-25
9482236	Modulated cooling flow scheduling for both SFC improvement and stall margin increase	Mark J. Gritton	2016-11-01
8844264	Gas turbine engine with ejector	—	2014-09-30
8572947	Gas turbine engine with ejector	—	2013-11-05
6272422	Method and apparatus for use in control of clearances in a gas turbine engine	Craig W. Irwin	2001-08-07	$43,523,000
6231306	Control system for preventing compressor stall	—	2001-05-15	$64,709,000
6164902	Controlling stall margin in a gas turbine engine during acceleration	Craig W. Irwin	2000-12-26	$35,657,000
6155038	Method and apparatus for use in control and compensation of clearances in a gas turbine	Craig W. Irwin	2000-12-05	$172,071,000
5623823	Variable cycle engine with enhanced stability	Steven M. Schirle, Samy Baghdadi, Gary M. Perkins	1997-04-29	$11,683,000
5520508	Compressor endwall treatment	—	1996-05-28	$14,213,000
5375412	Rotating stall recovery	James V. French	1994-12-27	$7,183,000
5357748	Compressor vane control for gas turbine engines	—	1994-10-25
5269136	Sub-idle stability enhancement and rotating stall recovery	—	1993-12-14	$4,831,000
5165845	Controlling stall margin in a gas turbine engine during acceleration	—	1992-11-24	$3,393,000
5165844	On-line stall margin adjustment in a gas turbine engine	—	1992-11-24	$3,393,000
5059093	Compressor bleed port	Brian A. Robideau	1991-10-22	$4,215,000
4947643	Active geometry control system for gas turbine engines	Robert R. Pollak, Juan A. Marcos	1990-08-14	$5,787,000

Syed J. Khalid — 23 Patents

Issued Patents All Time

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