Stephen D. Umans

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Belmont, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotor for a line start permanent magnet machine
- Patent number 9,705,388
- Issue date Jul 11, 2017
- BALDOR ELECTRIC COMPANY
- Mike Melfi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous motor with soft start element formed between the motor...
- Patent number 8,872,465
- Issue date Oct 28, 2014
- Baldor Electric Company
- Stephen D. Umans
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protective link for superconducting coil
- Patent number 7,630,179
- Issue date Dec 8, 2009
- Reliance Electric Technologies, LLC
- Stephen D. Umans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Excitation system for rotating synchronous machines
- Patent number 6,362,588
- Issue date Mar 26, 2002
- Reliance Electric Technologies, LLC
- Stephen D. Umans
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Lamination for a Permanent Magnet Machine
- Publication number 20140283373
- Publication date Sep 25, 2014
- Michael J. Melfi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Asymmetric Rotor for a Line Start Permanent Magnet Machine
- Publication number 20140285050
- Publication date Sep 25, 2014
- Michael J. Melfi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Synchronous Motor With Soft Start Element Formed Between The Motor...
- Publication number 20130264990
- Publication date Oct 10, 2013
- BALDOR ELECTRIC COMPANY
- Stephen D. Umans
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Rotor for a Line Start Permanent Magnet Machine
- Publication number 20130154426
- Publication date Jun 20, 2013
- BALDOR ELECTRIC COMPANY
- Mike Melfi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Protective link for superconducting coil
- Publication number 20070063799
- Publication date Mar 22, 2007
- Stephen D. Umans
- H01 - BASIC ELECTRIC ELEMENTS