Patents by Inventor Tomohiko Shimazu

Tomohiko Shimazu 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).

  • Alarm device
    Patent number: 10621845
    Abstract: Provided is an alarm device which is attached to an installation surface of an installation object and has an installation surface side facing surface facing an installation surface, the alarm device including detection means for detecting smoke included in a gas, a casing accommodating the detection means, and guide means for guiding a gas into the casing.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: April 14, 2020
    Assignee: HOCHIKI CORPORATION
    Inventor: Tomohiko Shimazu
  • ALARM DEVICE
    Publication number: 20190147717
    Abstract: To provide an alarm device capable of promptly and reliably detecting a detection target material. Provided is an alarm device 100 which is attached to an installation surface of an installation object and has an installation surface side facing surface 12B facing an installation surface 900, the alarm device 100 including detection means for detecting smoke included in a gas, a casing 2 accommodating the detection means, and guide means for guiding a gas into the casing 2.
    Type: Application
    Filed: July 24, 2018
    Publication date: May 16, 2019
    Inventor: Tomohiko Shimazu
  • Smoke detector
    Patent number: D908519
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: January 26, 2021
    Assignee: HOCHIKI CORPORATION
    Inventors: Tomohiko Shimazu, Manabu Dohi, Keisuke Washizu