Patents by Inventor Ryuji Nishiuchi

Ryuji Nishiuchi 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).

  • Patent number: 5189255
    Abstract: In a mechanical ignition type gas generator including a housing which consists of an upper outer shell container (diffuser) and a lower outer shell container (closure) fitted to each other in such a manner as to define an annular space for storing therein a gas generating agent, a priming charge, a cooling material and a filter, and in which said closure has a cylindrical space capable of fitting to, and storing, a cylindrical mechanical igniter on its lower surface and a plurality of caps ignited by an ignition pin of said igniter are disposed on the top wall of said space, a hole for communicating a priming charge room with the front surface of said caps is disposed inside said closure of said housing besides a cap hole for communicating the back surface of said caps with said priming charge room so as to prevent delayed ignition of said caps.
    Type: Grant
    Filed: August 31, 1990
    Date of Patent: February 23, 1993
    Inventors: Mitsuhiko Fukabori, Hiroshi Iwasaki, Hiroaki Shinto, Yasunori Iwai, Ryuji Nishiuchi, Yuzo Gotoh, Satoru Hiramatsu, Norimasa Hirata, Masakazu Tokuda