William E. May

Person

Lawrenceville, GA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Current summing arrangement for ground fault detection
- Patent number 5,195,009
- Issue date Mar 16, 1993
- Siemens Energy & Automation, Inc.
- William E. May
- G01 - MEASURING TESTING
Information Patent Grant
Arrangement for providing ground fault protection
- Patent number 5,136,454
- Issue date Aug 4, 1992
- Siemens Energy & Automation, Inc.
- John P. Halferty
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ground fault current rectification and measuring circuit
- Patent number 4,947,126
- Issue date Aug 7, 1990
- Siemens Energy & Automation, Inc.
- William E. May
- G01 - MEASURING TESTING
Information Patent Grant
Current sensing relay circuit with adjustable sensitivity and track...
- Patent number 4,833,564
- Issue date May 23, 1989
- Siemens Energy & Automation, Inc.
- Von G. Pardue
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic actuating mechanism
- Patent number 4,801,910
- Issue date Jan 31, 1989
- Siemens Energy & Automation, Inc.
- Curtis J. Ayers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Molded case circuit breaker with front accessible control panel
- Patent number 4,680,672
- Issue date Jul 14, 1987
- Siemens-Allis
- William E. May
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Microprocessor controlled circuit breaker trip unit
- Patent number 4,631,625
- Issue date Dec 23, 1986
- Siemens Energy & Automation, Inc.
- James O. Alexander
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Molded case circuit breaker current transformer with spiral bus
- Patent number 4,630,018
- Issue date Dec 16, 1986
- Siemens Energy & Automation, Inc.
- William E. May
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ground fault accessory for a molded case circuit breaker
- Patent number 4,568,899
- Issue date Feb 4, 1986
- Siemens Aktiengesellschaft
- William E. May
- H01 - BASIC ELECTRIC ELEMENTS

William E. May

Person

Patents Grantslast 30 patents

Current summing arrangement for ground fault detection

Arrangement for providing ground fault protection

Ground fault current rectification and measuring circuit

Current sensing relay circuit with adjustable sensitivity and track...

Magnetic actuating mechanism

Molded case circuit breaker with front accessible control panel

Microprocessor controlled circuit breaker trip unit

Molded case circuit breaker current transformer with spiral bus

Ground fault accessory for a molded case circuit breaker