Patents by Inventor Ravi C. Singh

Ravi C. Singh 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).

  • Transition metal oxide films and gas sensors thereof
    Patent number: 5342701
    Abstract: Thick oriented films are produced from oxides of molybdenum, tungsten or titanium. These films comprise a plurality of single-molecular thickness layers of semi-crystalline oxide having parallel basal planes. The oxides are produced by sintering highly oriented films of the corresponding metallic sulfide at a temperature of 300.degree.-350.degree. C. The film may be deposited on a substrate between electrical contacts to function as a gas sensor for hydrogen.
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: August 30, 1994
    Assignee: 410261 B.C. Ltd.
    Inventors: Bijan K. Miremadi, Ravi C. Singh, Stanley R. Morrison, Konrad Colbow