Patents by Inventor Katsunori Homma

Katsunori Homma 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).

  • Sample observation plate and observation apparatus
    Patent number: 6645434
    Abstract: A sample observation plate is provided which is smooth in a surface in molecular levels and cheap in price, thereby making feasible topological and optical observation in molecular levels. In a sample observation plate to be used on an apparatus for observation of topological and optical information in molecular levels, the sample observation plate is structured by bonding a crystalline thin film on a glass plate. Furthermore, using this sample observation plate, an observation apparatus is structured.
    Type: Grant
    Filed: February 24, 2000
    Date of Patent: November 11, 2003
    Assignee: Seiko Instruments Inc.
    Inventors: Hiroshi Muramatsu, Katsunori Homma, Akira Egawa