Patents by Inventor Hitoshi Kunii

Hitoshi Kunii 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).

  • Gas generator for seat belt retracting power generating device
    Patent number: 5799977
    Abstract: This invention relates to a gas generator for a seat belt retracting power generating device to supply power to an emergency retracting device of a seat belt retractor, and aims to reliably ignite an ignition agent and a driving agent by concentrating flames into a small-diameter passage when a primer is ignited, quickly supplying heat to a gas generating agent chamber, and preventing the ignition agent and driving agent within the gas generating agent chamber from being damped.
    Type: Grant
    Filed: November 3, 1995
    Date of Patent: September 1, 1998
    Assignee: Nippon Koki Co., Ltd.
    Inventors: Hitoshi Miyazaki, Hitoshi Kunii, Takashi Sato, Kazuya Saito
  • Igniter
    Patent number: 5345872
    Abstract: In an igniter of this invention, an insulated cup and a harness supporter for forming an igniter body are made of an insulating member and a lead electrode which is connected to the ground is electrically conducted to a header case, so that ignition of an igniting agent due to discharge of static electricity can be surely prevented.
    Type: Grant
    Filed: September 15, 1993
    Date of Patent: September 13, 1994
    Assignee: Nippon Koki Co., Ltd.
    Inventors: Sakae Takahashi, Hitoshi Miyazaki, Hitoshi Kunii