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John Emil Richard
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Rogers, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Electrical enclosure having improved sealing and shielding componen...
Patent number
7,071,409
Issue date
Jul 4, 2006
Hoffman Enclosures, Inc.
John Emil Richard
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Compound hinge
Patent number
6,564,428
Issue date
May 20, 2003
Hoffman Enclosures, Inc.
John E. Richard
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Electrical enclosure having improved sealing and shielding componen...
Patent number
6,408,506
Issue date
Jun 25, 2002
Hoffman Enclosures, Inc.
John Emil Richard
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electrical enclosure having improved sealing and shielding componen...
Patent number
6,188,014
Issue date
Feb 13, 2001
Hoffman Enclosures, Inc.
John Emil Richard
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Mechanical latch system
Patent number
5,481,889
Issue date
Jan 9, 1996
Federal-Hoffman, Inc.
John E. Richard
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Information
Patent Application
Electrical enclosure having improved sealing and shielding componen...
Publication number
20040012932
Publication date
Jan 22, 2004
Hoffman Enclosures, Inc.
John Emil Richard
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Compound hinge
Publication number
20020004969
Publication date
Jan 17, 2002
John E. Richard
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
Electrical enclosure having improved sealing and shielding componen...
Publication number
20010009194
Publication date
Jul 26, 2001
Hoffman Enclosures, Inc.
John Emil Richard
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC