Patents by Inventor Yousuke KAWAUCHI

Yousuke KAWAUCHI 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).

  • Endoscope and endoscope system
    Patent number: 9848757
    Abstract: An endoscope having an insertion portion to be inserted into an object to be observed, includes: a substantially tubular holder member mounted to the insertion portion and having an open front end portion including a shoulder surface surrounded by an axial wall; a lens barrel holding an objective lens system and received in the holder member; and a light-transmissive closure member fitted into a front opening defined by the axial wall, and fixed to the front opening by a bonding agent interposed between an outer circumferential surface of the closure member and an opposing inner circumferential surface of the open front end portion of the holder member, wherein a space axially adjoining the shoulder surface is defined between an outer circumferential surface of a front end portion of the lens barrel and an opposing inner circumferential surface of the holder member.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: December 26, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Naoyuki Haraguchi, Yousuke Kawauchi, Tooru Tanaka, Hiroshi Nagayasu, Ken Shimonosono, Yasuyuki Takano
  • ENDOSCOPE AND ENDOSCOPE SYSTEM
    Publication number: 20150062316
    Abstract: An endoscope having an insertion portion to be inserted into an object to be observed, includes: a substantially tubular holder member mounted to the insertion portion and having an open front end portion including a shoulder surface surrounded by an axial wall; a lens barrel holding an objective lens system and received in the holder member; and a light-transmissive closure member fitted into a front opening defined by the axial wall, and fixed to the front opening by a bonding agent interposed between an outer circumferential surface of the closure member and an opposing inner circumferential surface of the open front end portion of the holder member, wherein a space axially adjoining the shoulder surface is defined between an outer circumferential surface of a front end portion of the lens barrel and an opposing inner circumferential surface of the holder member.
    Type: Application
    Filed: August 28, 2014
    Publication date: March 5, 2015
    Inventors: Naoyuki HARAGUCHI, Yousuke KAWAUCHI, Tooru TANAKA, Hiroshi NAGAYASU, Ken SHIMONOSONO, Yasuyuki TAKANO