Albert W. Welz Jr.

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Westford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Intelligent valve actuator
- Patent number 6,279,870
- Issue date Aug 28, 2001
- Maxon Corporation
- Albert W. Welz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Intelligent burner control system
- Patent number 6,247,919
- Issue date Jun 19, 2001
- Maxon Corporation
- Albert W. Welz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Intelligent burner control system
- Patent number 5,997,280
- Issue date Dec 7, 1999
- Maxon Corporation
- Albert W. Welz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method and apparatus for communication over electric power lines
- Patent number 4,400,688
- Issue date Aug 23, 1983
- New England Power Service Company
- Reed H. Johnston
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cycloconverter apparatus and method for working into an active load
- Patent number 4,105,897
- Issue date Aug 8, 1978
- New England Power Service Company
- Lawrence J. Stratton
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic timer switch
- Patent number 3,939,361
- Issue date Feb 17, 1976
- Arthur D. Little, Inc.
- Dwain Aidala
- H01 - BASIC ELECTRIC ELEMENTS