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Robert I. Beaver II
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Atherton, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Visible light and infra-red cooking apparatus
Patent number
RE36724
Issue date
Jun 6, 2000
Quadlux, Inc.
Eugene R. Westerberg
219 - Electric heating
Information
Patent Grant
Apparatus for automated food handling
Patent number
5,674,421
Issue date
Oct 7, 1997
Quadlux, Inc.
Robert I. Beaver
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Apparatus for automated food handling
Patent number
5,534,679
Issue date
Jul 9, 1996
Quadlux, Inc.
Robert I. Beaver
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Visible light and infra-red cooking apparatus
Patent number
5,517,005
Issue date
May 14, 1996
Quadlux, Inc.
Eugene R. Westerberg
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Oven
Patent number
D351309
Issue date
Oct 11, 1994
Quadlux, Inc.
Robert I. Beaver
D07 - Equipment for preparing or serving food or drink not elsewhere specified
Information
Patent Grant
Oven front panel
Patent number
D351311
Issue date
Oct 11, 1994
Quadlux, Inc.
Robert I. Beaver
D07 - Equipment for preparing or serving food or drink not elsewhere specified
Information
Patent Grant
Visible light and infra-red cooking apparatus
Patent number
5,036,179
Issue date
Jul 30, 1991
Quadlux, Inc.
Eugene R. Westerberg
F24 - HEATING RANGES VENTILATING