David J. Wilbur

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Braintree, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Polarity reversable electronic two wire switch
- Patent number 11,990,029
- Issue date May 21, 2024
- United Electric Controls Co.
- Anthony J. Cerminara
- G08 - SIGNALLING
Information Patent Grant
Method and apparatus for detecting a plugged port
- Patent number 6,920,400
- Issue date Jul 19, 2005
- United Electric Controls Co.
- Dennis A. Lonigro
- G08 - SIGNALLING
Information Patent Grant
Two wire output/power mechanism for remote devices
- Patent number 6,522,249
- Issue date Feb 18, 2003
- United Electric Controls, Co.
- Dennis A. Lonigro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for detecting a plugged port
- Publication number 20030120436
- Publication date Jun 26, 2003
- Dennis A. Lonigro
- G08 - SIGNALLING