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Jagannathan Ravi
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Bath, NY, US
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last 30 patents
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Patent Grant
Thick film resistor for use in a vacuum and a high pressure dischar...
Patent number
5,331,250
Issue date
Jul 19, 1994
North American Philips Corporation
Jagannathan Ravi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp having overcurrent fuse protection
Patent number
5,327,046
Issue date
Jul 5, 1994
North American Philips Corporation
Jagannathan Ravi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp having an integral thick film resistor...
Patent number
5,159,242
Issue date
Oct 27, 1992
North American Philips Corporation
Jagannathan Ravi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure discharge lamp utilizing an unsaturated type discharg...
Patent number
5,142,188
Issue date
Aug 25, 1992
North American Philips Corporation
Jagannathan Ravi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-pressure series arc discharge lamp construction
Patent number
5,028,845
Issue date
Jul 2, 1991
North American Philips Corporation
Jagannathan Ravi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
HPS discharge lamp with simplified starting aid structure
Patent number
4,975,622
Issue date
Dec 4, 1990
North American Philips Corp.
Jagannathan Ravi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High pressure sodium discharge tube support structure
Patent number
4,963,791
Issue date
Oct 16, 1990
North American Philips Corp.
Ray Gibson
H01 - BASIC ELECTRIC ELEMENTS