Patents by Inventor Yoshika Katoh

Yoshika Katoh 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).

  • Refrigerator door
    Patent number: 6195942
    Abstract: A refrigerator door (17) includes an outer plate (6); an inner plate (7); a heat-insulating element (18) filling a gap between the outer plate (6) and the inner plate (7); and a gasket (21) provided between an outer housing (2) of a refrigerator main body (1) and a surface of the refrigerator door (17) facing the outer housing (2). The gasket (21) includes a housing engaging portion for sealing a gap between the outer housing (2) of the refrigerator main body (1) and the surface of the refrigerator door (17) facing the outer housing (2) and an anchor (23) for securing the gasket (21) in a groove (22) formed in the refrigerator door (17). The anchor (23) has a pair of fins (24), the fins of the pair projecting in opposite directions from each other, and is secured in the groove (22) by contact of the pair of fins (24) to inner walls of the groove (21) facing each other.
    Type: Grant
    Filed: June 29, 1999
    Date of Patent: March 6, 2001
    Assignee: Matsushita Refrigeration Company
    Inventors: Masatoshi Sasaki, Tadao Uno, Kouji Yamamoto, Minoru Kobayashi, Yoshika Katoh