Francis A. Holmes

Person

Monroeville Borough, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Series connected oscillating transverse field interrupter and method
- Patent number 4,319,296
- Issue date Mar 9, 1982
- Electric Power Research Institute, Inc.
- Clive W. Kimblin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current limiter vacuum envelope
- Patent number 4,267,415
- Issue date May 12, 1981
- Electric Power Research Institute
- Francis A. Holmes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical circuit breaking device and method
- Patent number 4,250,363
- Issue date Feb 10, 1981
- Electric Power Research Institute, Inc.
- Joachim V. R. Heberlein
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum arc current limiter with oscillating transverse magnetic fie...
- Patent number 4,250,364
- Issue date Feb 10, 1981
- Electric Power Research Institute, Inc.
- Clive W. Kimblin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum arc switching device with internal shielding
- Patent number 4,215,255
- Issue date Jul 29, 1980
- Electric Power Research Institute, Inc.
- Clive W. Kimblin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current interrupter electrode configuration
- Patent number 4,171,474
- Issue date Oct 16, 1979
- Electric Power Research Institute, Inc.
- Francis A. Holmes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Repulsion coil actuator for high speed high power circuits
- Patent number 4,086,645
- Issue date Apr 25, 1978
- Electric Power Research Institute, Inc.
- Joseph G. Gorman
- H01 - BASIC ELECTRIC ELEMENTS

Francis A. Holmes

Person

Patents Grantslast 30 patents

Series connected oscillating transverse field interrupter and method

Current limiter vacuum envelope

Electrical circuit breaking device and method

Vacuum arc current limiter with oscillating transverse magnetic fie...

Vacuum arc switching device with internal shielding

Current interrupter electrode configuration

Repulsion coil actuator for high speed high power circuits