Patents by Inventor Masahiro Nanri

Masahiro Nanri 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).

  • Exhaust emission control device of the catalyst type
    Patent number: 3963445
    Abstract: A device comprising exhaust leak preventing means made of a flexible material and mounted between a wall of a container and a catalyst element of a honeycomb structure disposed in the container to prevent leak of exhausts from an internal combustion engine mounted on a motor vehicle or the like through a gap between the container wall and the catalyst element before the exhausts are purified. Support means made of pliable metal may be used for holding the exhaust leak preventing means in place and keeping the latter from being dislodged from its position when the container is subjected to forces of impact or vibration.
    Type: Grant
    Filed: August 3, 1973
    Date of Patent: June 15, 1976
    Assignees: Nippondenso Co., Ltd., Nippon Soken, Inc.
    Inventors: Toshihiko Koyama, Masahiro Nanri, Kazuma Matsui, Shigeo Hoshino