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Robert E. Stewart — 135 Patents

LSLitton Systems: 30 patents #4 of 838Top 1%

Northrop Grumman: 26 patents #17 of 2,250Top 1%

UNUnknown: 23 patents #164 of 83,584Top 1%

DEDigital Equipment: 15 patents #29 of 2,100Top 2%

NCNorthrop Grumman Guidance And Electronics Company: 14 patents #2 of 62Top 4%

AUAllflex Usa: 10 patents #1 of 14Top 8%

ASAlpha Stamping: 8 patents #1 of 7Top 15%

General Motors: 3 patents #4,723 of 18,328Top 30%

Ford: 1 patents #9,400 of 17,473Top 55%

LMLakewood Engineering And Manufacturing: 1 patents #6 of 10Top 60%

NGNorthrup Grumman: 1 patents #2 of 24Top 9%

MUMultifastener: 1 patents #14 of 26Top 55%

Farmington Hills, MI: #2 of 2,032 inventorsTop 1%

Michigan: #136 of 86,293 inventorsTop 1%

Overall (All Time): #7,754 of 4,157,543Top 1%

135 Patents All Time

Robert E. Stewart has been granted 135 US patents while listed as an inventor at Litton Systems. The first was granted in 1980 and the most recent in September 2024. Robert E. Stewart ranks #7,754 of 4,157,543 US inventors in our database (top 0.19%). Patent records list Robert E. Stewart in Farmington Hills, MI, US.

Patents per Year

Issued Patents All Time

Showing 1–25 of 135 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12092143	Retainer and a retainer and nut assembly	Gary A. Platukas, Bernard Schwarb, Rolland J. Spring	2024-09-17
11841044	Retainer and a retainer and nut assembly	Gary A. Platukas, Bernard Schwarb, Rolland J. Spring	2023-12-12
11686337	Faceted lobular threads	—	2023-06-27
11415164	Retainer and a retainer and nut assembly	Gary A. Platukas, Bernard Schwarb, Rolland J. Spring	2022-08-16
11287223	Mounting and fastening system mounting adapter	—	2022-03-29
11073391	Coriolis vibratory accelerometer system	—	2021-07-27	$46,107,000
11054223	Mounting and fastening system rail	—	2021-07-06
11002306	Sacrificial washer and related components	—	2021-05-11
10921096	Mounting and fastening system and mounting adapter	—	2021-02-16
10914556	Mounting and fastening system clamp and clamp assembly	—	2021-02-09
10495664	Dynamic self-calibration of an accelerometer system	Michael D. Bulatowicz	2019-12-03	$75,173,000
10436588	Vibrating-mass gyroscope systems and method	—	2019-10-08	$84,605,000
10126324	Dynamic self-calibration of an accelerometer system	Michael D. Bulatowicz	2018-11-13	$61,807,000
9970471	Direct tension indicator plate and assembly	Charles Lee Dardas	2018-05-15
9894884	Companion animal health monitoring system	Nicholas Patrick Roland Hill, Johan De Meulemeester, Brian Bolton	2018-02-20
9726491	Vibrating-mass gyroscope systems and method	—	2017-08-08	$40,659,000
9719550	Pawl-and-ratchet lockable threaded fastener assembly	—	2017-08-01
9702897	Dynamic self-calibration of an accelerometer system	Michael D. Bulatowicz	2017-07-11	$36,426,000
9702697	Bias and scale-factor error mitigation in a Coriolis vibratory gyroscope system	David M. Rozelle, Charles A. Lee	2017-07-11	$36,426,000
9700238	Joint motion sensing to make a determination of a positional change of an individual	—	2017-07-11	$36,426,000
9689417	Fastener arrangement with compressible washer	—	2017-06-27
9651399	Continuous calibration of an inertial system	Charles A. Lee	2017-05-16	$21,558,000
9646239	Combination full-duplex and half-duplex electronic identification tag	—	2017-05-09
9464657	Retainer, retaining assembly, and retaining method	Diego Fernando Rosas Roman	2016-10-11	$13,052,000
9447811	Fastener and retainer assembly	—	2016-09-20