Patents by Inventor Tomohiko Amimoto

Tomohiko Amimoto 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).

  • Aquatic plant cutting apparatus and aquatic plant recovery boat equipped with the apparatus
    Patent number: 5142849
    Abstract: An aquatic plant cutting apparatus comprises a first fixed edge having a ribbon-like shape and having a cutting edge portion at its edge and at least one rotary edge juxtaposed along the front edge portion of the first fixed edge, and an aquatic plant recovery boat is constituted by fitting the aquatic plant cutting apparatus to floating means having a propeller through a connection member.
    Type: Grant
    Filed: June 5, 1991
    Date of Patent: September 1, 1992
    Assignee: Mitsui Engineering & Shipbuilding Co., Ltd.
    Inventors: Tomohiko Amimoto, Shoji Takeuchi