D'Atre; John D.

Patent Applications and Registrations

Patent applications and USPTO patent grants for D'Atre; John D..The latest application filed is for "apparatus, method and computer program product for tracking information in an electric grid".

Company Profile

0.16.3

D'Atre; John D. - Salem VA
D'Atre; John D. - Earlysville VA
D'Atre; John D. - Ballston Lake NY
D'Atre; John D. - Saratoga NY
D'Atre; John D. - Erie PA
D'Atre; John D. - Pittsfield MA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus, method and computer program product for tracking information in an electric grid Grant 7,940,131 - Weng , et al. May 10, 2	2011-05-10
Apparatus, Method And Computer Program Product For Tracking Information In An Electric Grid App 20090015339 - Weng; Haiqing ; et al.	2009-01-15
Apparatus, method and computer program product for tracking information in an electric grid Grant 7,456,695 - Weng , et al. November 25, 2	2008-11-25
Method, apparatus and computer program product for injecting current Grant 7,423,412 - Weng , et al. September 9, 2	2008-09-09
Method, apparatus and computer program product for injection current App 20070177314 - Weng; Haiqing ; et al.	2007-08-02
Apparatus, method and computer program product for tracking information in an electric grid App 20070159265 - Weng; Haiqing ; et al.	2007-07-12
Dynamic brake control Grant 4,761,600 - D'Atre , et al. August 2, 1	1988-08-02
Method of digital flux reconstruction with DC elimination Grant 4,698,577 - Seymour , et al. October 6, 1	1987-10-06
Method of automated in-place SCR testing Grant 4,633,241 - Casteel , et al. December 30, 1	1986-12-30
Coordinated load commutated inverter protection system Grant 4,475,150 - D'Atre , et al. October 2, 1	1984-10-02
Cross-tied current regulator for load commutated inverter drives Grant 4,420,719 - D'Atre , et al. December 13, 1	1983-12-13
Method and apparatus for operating a plurality of parallel coupled, arbitrarily loaded induction machines from a single controlled current inverter Grant 4,298,831 - Espelage , et al. November 3, 1	1981-11-03
Gain normalization technique for controlled current induction motor system Grant 4,243,927 - D'Atre January 6, 1	1981-01-06
Motor/brake transitioning for an inverter driven a-c induction motor Grant 4,215,304 - D'Atre , et al. July 29, 1	1980-07-29
Excitation commanding for current fed motor drives Grant 4,215,305 - D'Atre , et al. July 29, 1	1980-07-29
Stabilizing scheme for an a-c electric motor drive system Grant 4,088,935 - D'Atre , et al. May 9, 1	1978-05-09
Means for stabilizing an a-c electric motor drive system Grant 4,088,934 - D'Atre , et al. May 9, 1	1978-05-09
Method and control system for improved stability of an induction motor via independent voltage, synchronous frequency, and slip frequency control at an operating point Grant 3,896,356 - Hoffman , et al. July 22, 1	1975-07-22
Control System For Obtaining And Using The Optimum Speed Torque Characteristic For A Squirrel Cage Induction Motor Which Guarantees A Non-saturating Magnetizing Current Grant 3,851,234 - Hoffman , et al. November 26, 1	1974-11-26

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