Patents by Inventor Toshifumi Kamiyama

Toshifumi Kamiyama 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).

  • Device for testing transaxle
    Patent number: 6612163
    Abstract: A device for testing a transaxle is constructed such that a drive motor is coupled with an input shaft of the transaxle through an input-shaft torque meter, and dynamometers are coupled with output shafts of the transaxle through axle shafts and output-shaft torque meters, respectively.
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: September 2, 2003
    Assignee: Kabushiki Kaisha Meidensha
    Inventors: Toshifumi Kamiyama, Masayuki Egami, Akira Yamamoto
  • Device and method for manufacturing an optical recording medium
    Patent number: 6340501
    Abstract: A manufacturing device of an optical recording medium having a plurality of recording layers formed on a substrate is provided. The manufacturing device includes a vacuum pre-treatment chamber(52), a plurality of recording layer forming chambers (54, 56) each for forming a recording layer by vapor-depositing an organic pigment material, a reflective layer forming chamber (58), and a vacuum post-treatment chamber (60). Each of the recording layer forming chambers has at least one recording layer forming unit (84, 86), and the reflective layer forming chamber has at least one reflective layer forming unit (88).
    Type: Grant
    Filed: April 5, 2000
    Date of Patent: January 22, 2002
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Toshifumi Kamiyama, Toshiaki Kunieda, Sadayuki Okazaki
  • Device for testing transaxle
    Publication number: 20010054321
    Abstract: A device for testing a transaxle is constructed such that a drive motor is coupled with an input shaft of the transaxle through an input-shaft torque meter, and dynamometers are coupled with output shafts of the transaxle through axle shafts and output-shaft torque meters, respectively.
    Type: Application
    Filed: June 27, 2001
    Publication date: December 27, 2001
    Applicant: KABUSHIKI KAISHA MEIDENSHA
    Inventors: Toshifumi Kamiyama, Masayuki Egami, Akira Yamamoto