Patents by Inventor Kyosuke Harada

Kyosuke Harada 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).

  • Device for cutting optical fiber and a method for cutting optical fiber
    Patent number: 7013776
    Abstract: An optical fiber cutting device provided with a speed reducing part which transmits drive force by reducing the drive speed of the external drive force, a drive force transmission part which transmits the drive force from the speed reduction part to the cutting blade holder, a cutting blade holder, a cutting blade which is held by the cutting blade holder and moves to the cutting position along with said cutting blade holder, and an optical fiber supporter which supports the optical fiber so as to be perpendicular to said cutting blade at the cutting position.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: March 21, 2006
    Assignee: Mitsubishi Rayon Co., Ltd.
    Inventors: Ryuichi Ishikawa, Kyosuke Harada, Taichi Masuda
  • Optical fiber cutting device
    Patent number: 6598508
    Abstract: An optical fiber cutting device provided with a speed reducing part which transmits drive force by reducing the drive speed of the external drive force, a drive force transmission part which transmits the drive force from the speed reduction part to the cutting blade holder, a cutting blade holder, a cutting blade which is held by the cutting blade holder and moves to the cutting position along with said cutting blade holder, and an optical fiber supporter which supports the optical fiber so as to be perpendicular to said cutting blade at the cutting position. In addition, when a cutting blade with a blade thickness &agr; (mm) is used, and said cutting blade is moved at a speed &bgr; (mm/minute) during cutting, &agr; and &bgr; fulfill the expression &bgr;≦−253&agr;+65.
    Type: Grant
    Filed: November 30, 1999
    Date of Patent: July 29, 2003
    Assignee: Mitsubishi Rayon Co., Ltd.
    Inventors: Ryuichi Ishikawa, Kyosuke Harada, Taichi Masuda
  • A DEVICE FOR CUTTING OPTICAL FIBER AND A METHOD FOR CUTTING OPTICAL FIBER
    Publication number: 20020038593
    Abstract: An optical fiber cutting device provided with a speed reducing part which transmits drive force by reducing the drive speed of the external drive force, a drive force transmission part which transmits the drive force from the speed reduction part to the cutting blade holder, a cutting blade holder, a cutting blade which is held by the cutting blade holder and moves to the cutting position along with said cutting blade holder, and an optical fiber supporter which supports the optical fiber so as to be perpendicular to said cutting blade at the cutting position.
    Type: Application
    Filed: September 25, 1998
    Publication date: April 4, 2002
    Inventors: RYUICHI ISHIKAWA, KYOSUKE HARADA, TAICHI MASUDA