Patents by Inventor Issey Yasuda

Issey Yasuda 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).

  • Two grinder opposed grinding apparatus and a method of grinding with the apparatus
    Patent number: 5755613
    Abstract: A grinding apparatus includes a disc-like carrier rotatably driven and having a plurality of holding holes formed in a circumferential direction thereof, the carrier transferring a work fitted in each of the holes, a ring-shaped holder member disposed at an outer peripheral part of the carrier and holding the carrier in a stretched state, an upper and a lower guide members for guiding upper and lower surfaces of the work fitted in the holding hole of the carrier and transferred by rotation of the carrier, and a first grindstone arranged at either an upper or a lower side of a processing position for grinding one of the upper and lower surfaces of the work while the other surface of the work is guided by means of either one of the guide members.
    Type: Grant
    Filed: August 31, 1995
    Date of Patent: May 26, 1998
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Haruto Uchida, Noriyuki Inagaki, Issey Yasuda, Masayuki Takahashi