Patents by Inventor Masashi Arikawa

Masashi Arikawa 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).

  • Sensor system, sensor, and detachment tool
    Patent number: 9836937
    Abstract: This sensor system includes: a sensor that is provided with a sensor cover having an opening formed on one end and a sensor main body which is detachably disposed on an inner portion of the sensor cover; and a detachment tool used to detach the sensor main body from the sensor cover, wherein the sensor includes an attachment structure used to attach the sensor main body to the inner portion of the sensor cover, the detachment tool includes a detachment structure used to detach the sensor main body from the inner portion of the sensor cover, and in the detachment structure, by pushing the detachment tool into the sensor main body from the opening of the sensor cover, the sensor main body is detached from the inner portion of the sensor cover.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: December 5, 2017
    Assignee: Hochiki Corporation
    Inventors: Koichiro Kawaguchi, Masashi Arikawa
  • SENSOR SYSTEM, SENSOR, AND DETACHMENT TOOL
    Publication number: 20150030375
    Abstract: This sensor system includes: a sensor that is provided with a sensor cover having an opening formed on one end and a sensor main body which is detachably disposed on an inner portion of the sensor cover; and a detachment tool used to detach the sensor main body from the sensor cover, wherein the sensor includes an attachment structure used to attach the sensor main body to the inner portion of the sensor cover, the detachment tool includes a detachment structure used to detach the sensor main body from the inner portion of the sensor cover, and in the detachment structure, by pushing the detachment tool into the sensor main body from the opening of the sensor cover, the sensor main body is detached from the inner portion of the sensor cover.
    Type: Application
    Filed: August 1, 2012
    Publication date: January 29, 2015
    Applicant: Hochiki Corporation
    Inventors: Koichiro Kawaguchi, Masashi Arikawa
  • Heat and smoke detector
    Patent number: D675948
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: February 12, 2013
    Assignee: Hochiki Corporation
    Inventors: Koichiro Kawaguchi, Hidetaka Irumano, Manabu Matsumoto, Masashi Arikawa
  • Fire detector
    Patent number: D849580
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: May 28, 2019
    Inventors: Masashi Arikawa, Hayato Tsurumi
  • Fire detector
    Patent number: D871245
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: December 31, 2019
    Assignee: Hochiki Corporation
    Inventors: Masashi Arikawa, Hayato Tsurumi
  • Smoke detector
    Patent number: D904215
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: December 8, 2020
    Assignee: HOCHIKI CORPORATION
    Inventors: Masashi Arikawa, Hayato Tsurumi