Patents by Inventor Isamu Gotoh

Isamu Gotoh 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).

  • Tapping screw
    Patent number: 5015134
    Abstract: A tapping screw having a shank having a head and a tapered tip portion. The shank is formed on its peripheral surface with threads. First and second drill edges are formed on the tapered portion and on the intermediate portion between the head and an tapered portion, respectively, so as to be independent of the threads. The first drill edge has a maximum diameter smaller than that of the threads in the rear thereof and the second one has a maximum diameter equal to or larger than that of the threads on the main portion of the shank.
    Type: Grant
    Filed: March 1, 1990
    Date of Patent: May 14, 1991
    Assignee: Yamaki Sangyo Co., Ltd.
    Inventor: Isamu Gotoh
  • Motor vehicles
    Patent number: 4529055
    Abstract: A vehicle having a pair of transversely spaced apart wheels, and a driving unit disposed between such wheels; at least the heat generating parts of the driving unit, such as an engine cylinder, being confined within an area defined by and between the contour of such wheels in profile. With such arrangement, protection of the driving unit, compact construction thereof, and effective utilization of the dead space in the vehicle can be attained.
    Type: Grant
    Filed: February 6, 1984
    Date of Patent: July 16, 1985
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Isamu Gotoh, Masaki Watanabe, Goroei Wakatsuki, Hiroshi Shimoyama, Masakazu Matsuzawa
  • Engine starting device
    Patent number: 4230084
    Abstract: An engine starting device for starting an engine by connecting an output member on the side of a spiral spring and an input member on the side of the engine with each other when the force accumulation by the spring is released. A driving member is driven by the output of the engine. An automatic force accumulating operation for the spiral spring is driven by the driving member. A one-way clutch mechanism connects the automatic force accumulating operation means in a winding pressure accumulating mechanism for the spiral spring with each other.
    Type: Grant
    Filed: April 9, 1979
    Date of Patent: October 28, 1980
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Isamu Gotoh, Yoshinori Okamoto, Goroei Wakatsuki
  • Engine starting device
    Patent number: 4176648
    Abstract: An engine starting device for starting an engine by connecting an output member on the side of a spiral spring and an input member on the side of the engine with each other when the force accumulation by the spring is released. A driving member is driven by the output of the engine. An automatic force accumulating operation mechanism for the spiral spring is driven by the driving member. A one-way clutch connects the automatic force accumulating operation mechanism in a winding pressure accumulating mechanism for the spiral spring with each other.
    Type: Grant
    Filed: March 21, 1977
    Date of Patent: December 4, 1979
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Isamu Gotoh, Yoshinori Okamoto, Goroei Wakatsuki