Patents by Inventor Yuichiro Miyakoshi

Yuichiro Miyakoshi 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).

  • Keyboard and method of making the same
    Patent number: 6355894
    Abstract: Tactile-response collapsible or flip-over domes are provided which are each equipped with a dome part having a press part (74) for driving one of switch portions arranged in matrix form on a membrane switch sheet (20) and a flange part (73) around the lower end portion of the dome part. An embossed sheet (8), which has embossed cylindrical protrusions for holding the flange parts (73) of the domes from above, is provided on the membrane switch sheet.
    Type: Grant
    Filed: May 23, 2001
    Date of Patent: March 12, 2002
    Assignee: Hosiden Corporation
    Inventor: Yuichiro Miyakoshi
  • Keyboard and method of making the same
    Publication number: 20010045349
    Abstract: Tactile-response collapsible or flip-over domes are provided which are each equipped with a dome part having a press part 74 for driving one of switch portions arranged in matrix form on a membrane switch sheet 20 and a flange part 73 around the lower end portion of the dome part. An embossed sheet 8, which has embossed cylindrical protrusions for holding the flange parts 73 of the domes from above, is provided on the membrane switch sheet.
    Type: Application
    Filed: May 23, 2001
    Publication date: November 29, 2001
    Applicant: Hosiden Corporation
    Inventor: Yuichiro Miyakoshi