Patents by Inventor Kinji Takeda

Kinji Takeda 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).

  • Lens connecting device and a method of connecting lens for rimless glasses
    Patent number: 6655800
    Abstract: A lens connecting device and a method of connecting lenses for rimless glasses. Connecting means comprises a base plate to which a cylindrical element is provided to project, and a detent opening provided in the base plate. By pressingly inserting a shaft element into an insertion opening of the cylindrical element in a state that the cylindrical element is inserted into a circular-shaped connecting opening, the end part and the base plate can be integrated therewith. The shaft element is provided at the end part of the bracket to project, and the connecting opening is provided in the edge part of the lens. An opening is bored in the lens using the detent opening as a guide means by rotating the end part around the axis of the connecting opening.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: December 2, 2003
    Assignee: Kabushiki Kaisha Takeda Kikaku
    Inventors: Kinji Takeda, Yukiko Kori
  • Lens connecting device and a method of connecting lens for rimless glasses
    Publication number: 20020176047
    Abstract: A lens connecting device and a method of connecting lenses for rimless glasses. Connecting means comprises a base plate to which a cylindrical element is provided to project, and a detent opening provided in the base plate. By pressingly inserting a shaft element into an insertion opening of the cylindrical element in a state that the cylindrical element is inserted into a circular-shaped connecting opening, the end part and the base plate can be integrated therewith. The shaft element is provided at the end part of the bracket to project, and the connecting opening is provided in the edge part of the lens. An opening is bored in the lens using the detent opening as a guide means by rotating the end part around the axis of the connecting opening.
    Type: Application
    Filed: May 23, 2002
    Publication date: November 28, 2002
    Inventors: Kinji Takeda, Yukiko Kori
  • Spring hinge for eyeglasses
    Patent number: 6336250
    Abstract: A spring hinge for eyeglasses comprising a spring member provided on the side of the temple; the spring member having a flexible press portion for flexibly pressing, from the inside of the armor, an arc periphery of the intermediate connecting member which arc periphery is formed by a center of the pivot shaft.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: January 8, 2002
    Assignee: Kabushiki Kaisha Takeda Kikaku
    Inventors: Kinji Takeda, Yukiko Kori
  • Rimless spectacles with adjustable temples and lenses
    Patent number: 5412440
    Abstract: In rimless spectacles having a pair of lenses directly connected to each other by means of a bridge member, and a connecting member pivoted respectively to a forward end portion of a pair of temples, said connecting member being directly attached to the lenses. A flexible packing is interposed in a V-letter clearance formed between the lens and the connecting member. A bolt and a nut fix the lens, the packing and the connecting member in such a state that the amount of compression of the packing may be varied for controlling the opening of the temples.
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: May 2, 1995
    Assignee: Kabushiki Kaisha Takeda
    Inventors: Kinji Takeda, Yukiko Kori