Patents by Inventor Hitoshi Nakayama

Hitoshi Nakayama 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).

  • Inhibitor means for a starter device in a multi-transmission motor vehicle
    Patent number: 4683777
    Abstract: An engine starter device for a motor cycle including an engine, a primary transmission having a neutral gear position, and a secondary transmission having a reverse gear position. The engine starter device starts the engine only when the primary transmission is in the neutral gear position and the secondary transmission is not in the reverse gear position.
    Type: Grant
    Filed: August 8, 1984
    Date of Patent: August 4, 1987
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventor: Hitoshi Nakayama
  • Process for producing 1,3-dimethyl-2-imidazolidinone
    Patent number: 4668793
    Abstract: A process for producing 1,3-dimethyl-2-imidazolidinone with a high yield which comprises reacting N,N'-dimethylethylene diamine and/or its hydrochloride with phosgene in the presence of a substantial amount of water and a dehydrochlorinating agent. Particularly, higher yield is attained by carrying out the reaction in water medium while controlling a pH to the range of 3.0 to 10.0 by adding a dehydrochlorinating agent.
    Type: Grant
    Filed: November 1, 1985
    Date of Patent: May 26, 1987
    Assignee: Mitsui Toatsu Chemicals, Inc.
    Inventors: Teruyuki Nagata, Nobuyuki Kajimoto, Masaru Wada, Hitoshi Nakayama, Tadao Yamada
  • Three wheel motorcycle with reverse mechanism
    Patent number: 4583613
    Abstract: The present invention relates to a three wheeled motor vehicle with an electronic speed control system for controlling the speed of the vehicle while in reverse operation. The electronic speed control system includes a speed detection circuit and reverse gear detection circuit to alter the ignition of the vehicle. By altering the ignition, further acceleration may be prevented.
    Type: Grant
    Filed: February 23, 1984
    Date of Patent: April 22, 1986
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventor: Hitoshi Nakayama