Patents by Inventor Haruya Urano

Haruya Urano 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).

  • Method for cutting lead wires
    Patent number: 4436006
    Abstract: A cutting method comprising using a main body in the form of a circular disk and a hard layer provided on one surface of the main body and having a thickness of 0.02 to 0.2 mm. The hard layer is made of cemented carbides, TiC TaC, Cr.sub.2 C.sub.3, Al.sub.2 O.sub.3 or the like, while the main body is made of a material, such as steel, non-ferrous metal or plastics, which is lower than the hard layer in abrasion resistance. The hard layer is formed along its outer periphery with a cutting edge which is self-sharpened when chipped.
    Type: Grant
    Filed: September 22, 1980
    Date of Patent: March 13, 1984
    Assignees: Matsushita Electric Industrial Co., Ltd., Mitsubishi Metal Corporation
    Inventors: Hiromichi Nakamura, Haruya Urano, Tatsuo Kojima, Mitsunao Sekiwa