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Earl Goodrich II
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Lansing, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
DC power supply and battery charge system
Patent number
6,597,075
Issue date
Jul 22, 2003
Sprint Communications Company L.P.
Earl Goodrich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for polling telephony line status in an integr...
Patent number
6,512,817
Issue date
Jan 28, 2003
Sprint Communications Company, L.P.
Allan D. Dale
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High efficiency low current power supply and battery charge system
Patent number
6,297,620
Issue date
Oct 2, 2001
Sprint Communications Company, L.P.
Earl Goodrich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Distributed power supply for hot swappable backplane
Patent number
6,294,848
Issue date
Sep 25, 2001
Sprint Communications Company, L.P.
Earl Goodrich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Automatic service cutover for ISDN private exchange
Patent number
5,627,827
Issue date
May 6, 1997
Omnilink Corporation
Allan D. Dale
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Private exchange for ISDN
Patent number
5,621,731
Issue date
Apr 15, 1997
Omnilink Communications Corporation
Allan D. Dale
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Field disturbance monitor system
Patent number
5,150,123
Issue date
Sep 22, 1992
Microwave Sensors
David P. Orlowski
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Method and apparatus for producing electromagnetic surveillance fields
Patent number
4,795,995
Issue date
Jan 3, 1989
Progressive Dynamics, Inc.
Larry Eccleston
G08 - SIGNALLING
Information
Patent Grant
Signal analysis apparatus including recursive filter for electromag...
Patent number
4,668,942
Issue date
May 26, 1987
Progressive Dynamics, Inc.
Larry Eccleston
G08 - SIGNALLING
Information
Patent Grant
Method and apparatus for producing electromagnetic surveillance fields
Patent number
4,634,975
Issue date
Jan 6, 1987
Progressive Dynamics, Inc.
Larry Eccleston
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL CANCELLATION
Publication number
20140112489
Publication date
Apr 24, 2014
LECTRONIX, INC.
Earl Goodrich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
System and method for managing out-of-order memory access requests...
Publication number
20020194444
Publication date
Dec 19, 2002
TelGen Corporation
Earl Ronald Goodrich
G06 - COMPUTING CALCULATING COUNTING