Patents by Inventor Toshihiko Kajihara

Toshihiko Kajihara 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).

  • Surface texture measuring apparatus
    Patent number: 10584981
    Abstract: There is provided a surface texture measuring apparatus in which a measurement device is replaced easily and safely. A measurement device is replaceable by attaching and detaching the measurement device to and from a drive mechanism part. The measurement device includes a bracket, and the bracket includes a first connector for transmitting and receiving a signal to and from the measurement device and feeding to the measurement device. The drive mechanism part includes a support frame to which the bracket is detachably attached, and the support frame includes a second connector electrically connected to the first connector. The signal is transmitted and received between the first connector and the second connector, and the first connector is fed from the second connector while the first connector and the second connector are connected. Insertion and removal between the first connector and the second connector to attach and detach the measurement device to and from the drive mechanism part is hot swappable.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: March 10, 2020
    Assignee: MITUTOYO CORPORATION
    Inventors: Toshihiko Kajihara, Nobuyuki Hama, Tatsuki Nakayama, Toshihiro Kanematsu, Hiroomi Honda
  • SURFACE TEXTURE MEASURING APPARATUS
    Publication number: 20180340798
    Abstract: There is provided a surface texture measuring apparatus in which a measurement device is replaced easily and safely. A measurement device is replaceable by attaching and detaching the measurement device to and from a drive mechanism part. The measurement device includes a bracket, and the bracket includes a first connector for transmitting and receiving a signal to and from the measurement device and feeding to the measurement device. The drive mechanism part includes a support frame to which the bracket is detachably attached, and the support frame includes a second connector electrically connected to the first connector. The signal is transmitted and received between the first connector and the second connector, and the first connector is fed from the second connector while the first connector and the second connector are connected. Insertion and removal between the first connector and the second connector to attach and detach the measurement device to and from the drive mechanism part is hot swappable.
    Type: Application
    Filed: May 16, 2018
    Publication date: November 29, 2018
    Inventors: Toshihiko Kajihara, Nobuyuki Hama, Tatsuki Nakayama, Toshihiro Kanematsu, Hiroomi Honda
  • Machine for measuring surface shape and surface roughness
    Patent number: D840847
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: February 19, 2019
    Assignee: MITUTOYO CORPORATION
    Inventors: Futoshi Doi, Toshihiko Kajihara, Yu Sugai, Shigeru Ohtani, Shigemitsu Aoki