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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Magnet less sealable developer cartridge
Patent number
5,839,027
Issue date
Nov 17, 1998
Ravi & Associates
Ravi B. Sahay
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Modular multi-function image-forming apparatus for printing mixed s...
Patent number
5,655,208
Issue date
Aug 5, 1997
Ravi & Associates
Ravi B. Sahay
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Switchable self-propelled magnetic brush
Patent number
5,523,824
Issue date
Jun 4, 1996
Ravi & Associates
Ravi B. Sahay
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY