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David H. Devonald III
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Glenview, IL, US
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last 30 patents
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Patent Grant
Switchgear and enclosure therefor
Patent number
5,901,868
Issue date
May 11, 1999
S&C Electric Compny
Phillip J. Fahey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Switchgear and enclosure therefor
Patent number
5,855,290
Issue date
Jan 5, 1999
S&C Electric Company
Phillip J. Fahey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Electrical switchgear enclosure for power distribution systems
Patent number
D390834
Issue date
Feb 17, 1998
S&C Electric Company
Edmund S. Dizon
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Interconnection arrangement for electrical equipment enclosures
Patent number
5,578,792
Issue date
Nov 26, 1996
David H. Devonald
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switchgear module and configurations, and method of fabrication and...
Patent number
5,521,567
Issue date
May 28, 1996
S&C Electric Company
David H. Devonald
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Operating mechanism for electrical switches and fault interrupters
Patent number
5,504,293
Issue date
Apr 2, 1996
S&C Electric Company
Edward J. Rogers
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrical switchgear module for power distribution systems
Patent number
D367267
Issue date
Feb 20, 1996
S&C Electric Company
Buddy B. McGlone
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Fastening arrangement
Patent number
5,059,074
Issue date
Oct 22, 1991
S&C Electric Company
Ferdinand A. Guevarra
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...