Patents by Inventor Sadao Mizushima

Sadao Mizushima 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: 4827147
    Abstract: Engine-powered portable working apparatus (100) including a soundproof casing (4) for accommodatingly supporting therein a main unit (1) having an engine (10) and a rotary working machine (11) driven by the engine, and a carrying handle (6) provided on the soundproof casing. The soundproof casing (4) comprises a first casing half (2) and a second casing half (3) to be joined together along a predetermined mating plane (P). The first and second casing halves (2, 3) are, respectively, integrally formed with a first handle half part (23) and a second handle half part (33) to be joined together along the mating plane (P) to thereby cooperate with each other to constitute the carrying handle (6). The working apparatus (100) further comprises an anti-vibratory member (5) for elastically holding the main unit (1) in the soundproof casing (4).
    Type: Grant
    Filed: November 12, 1986
    Date of Patent: May 2, 1989
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventor: Sadao Mizushima
  • Patent number: 4372602
    Abstract: A small-sized vehicle having two front wheels steerable by a handlebar is provided with a windshield unit extending from a front end of a vehicle body upwardly and rearwardly in overhanging relation to the handlebar and a driver's seat mounted on the vehicle body rearwardly of the handlebar. The windshield unit is cross-sectionally channel-shaped and includes a lower cover fastened to the body and a windshield panel extending upwardly of the lower cover, the windshield panel supporting a pane of glass having an extensive area in front of the head of a seated driver. The unit further includes a roof plate attached to and extending from an upper end of the windshield panel rearwardly in overhanging relation to the seat so as to cover the driver's head. The windshield unit is provided with a container therein, the container being disposed forwardly of and adjacent to a column supporting the handlebar, and being adapted to accommodate therein articles desired to be transported.
    Type: Grant
    Filed: October 28, 1980
    Date of Patent: February 8, 1983
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Toshio Tsuchiya, Akito Enokimoto, Sadao Mizushima, Suwaji Takano
  • Patent number: D277954
    Type: Grant
    Filed: September 16, 1982
    Date of Patent: March 12, 1985
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventor: Sadao Mizushima
  • Patent number: D285078
    Type: Grant
    Filed: August 15, 1984
    Date of Patent: August 12, 1986
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Sadao Mizushima, Toshihiko Shibuya
  • Patent number: D288546
    Type: Grant
    Filed: July 19, 1984
    Date of Patent: March 3, 1987
    Assignees: Honda Giken Kogyo Kabushiki Kaisha, Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Sadao Mizushima, Tadao Ichikawa, Kenichi Okada
  • Patent number: D293683
    Type: Grant
    Filed: March 7, 1985
    Date of Patent: January 12, 1988
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Sadao Mizushima, Masahiro Watanabe, Shungo Yorozu