Patents by Inventor Makoto Tsunoi

Makoto Tsunoi 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).

  • Blow-moulding machine
    Patent number: 4462777
    Abstract: A blow-moulding machine comprises a mixer for mixing refractory particles with a binder and a hardener or the like, a main tank for transporting moulding sand, a booster provided subsequently to said tank, a blast hose, and a blowing nozzle mounted at the tip end of said hose.
    Type: Grant
    Filed: April 21, 1982
    Date of Patent: July 31, 1984
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Teishiro Watanabe, Makoto Tsunoi, Toshio Kai, Hiroshi Shiota, Hiroshi Nakabayashi, Tadayoshi Tsutsumi, Ryuichi Sakai