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Todd A. Walls
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Rock Hill, MO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Interior magnet machine with reduced cogging
Patent number
8,350,435
Issue date
Jan 8, 2013
Emerson Electric Co.
Keith I. Hoemann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Interior magnet machine with non-perpendicular slots
Patent number
7,705,502
Issue date
Apr 27, 2010
Emerson Electric Co.
Keith I. Hoemann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet electric machine having reduced cogging torque
Patent number
7,245,054
Issue date
Jul 17, 2007
Emerson Electric Co.
Todd A. Walls
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric power steering system including a permanent magnet motor
Patent number
7,034,423
Issue date
Apr 25, 2006
Alan D. Crapo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Reduced cogging torque permanent magnet electric machine with rotor...
Patent number
6,707,209
Issue date
Mar 16, 2004
Emerson Electric Co.
Alan D. Crapo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric power steering system including a permanent magnet motor
Patent number
6,597,078
Issue date
Jul 22, 2003
Emerson Electric Co.
Alan D. Crapo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Reduced size electromagnetic device
Patent number
6,274,957
Issue date
Aug 14, 2001
Emerson Electric Co.
Jeffrey P. Mahn
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
INTERIOR MAGNET MACHINE WITH REDUCED COGGING
Publication number
20100156234
Publication date
Jun 24, 2010
Emerson Electric Co.
Keith I. Hoemann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Interior Magnet Machine With Non-Perpendicular Slots
Publication number
20070252467
Publication date
Nov 1, 2007
Emerson Electric Co.,
Keith I. Hoemann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electric power steering system including a permanent magnet motor
Publication number
20030201137
Publication date
Oct 30, 2003
Alan D. Crapo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
Electric power steering system including a permanent magnet motor
Publication number
20020101126
Publication date
Aug 1, 2002
Alan D. Crapo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
Magnetization of permanent magnet rotors with offset rotor sections
Publication number
20020067092
Publication date
Jun 6, 2002
Alan D. Crapo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER