Patents by Inventor Medicharla Ramana Murty

Medicharla Ramana Murty has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Low voltage multi-junction vertical cavity surface emitting laser
    Publication number: 20050031005
    Abstract: An optical device with a wavelength of operation, the device comprising a light emitting region which emits light at the wavelength of operation, the light emitting region including an active region and a contact region of a first conductivity type and a second conductivity type wherein the light emitting region is positioned within an optical gain cavity which includes a mirror and an opposed mirror and a substrate solder bonded using a bonding layer to at least one of the mirror and the opposed mirror.
    Type: Application
    Filed: September 13, 2004
    Publication date: February 10, 2005
    Inventors: Julian Cheng, Chan-Long Shieh, Guoli Liu, Medicharla Ramana Murty