Patents by Inventor Yoshihiro HIRASAWA

Yoshihiro HIRASAWA 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).

  • JOINT RING, MANUFACTURING METHOD OF JOINT RING, AND MANUFACTURING METHOD OF BENDING TUBE FOR ENDOSCOPE
    Publication number: 20230235767
    Abstract: A joint ring of an endoscope comprises a joint ring body including a joint ring wall having an inner surface, an outer surface, a first end surface, and a second end surface, and a first wire guide attached to the inner surface of the joint ring wall. The first wire guide includes a first wire guide body including a first wire guide wall having a third end surface and a fourth end surface. In a central axis direction of the joint ring body, at least a first portion of the first end surface and at least a first portion of the third end surface are at a first axial position and at least a first portion of the second end surface and at least a first portion of the fourth end surface are at a second axial position.
    Type: Application
    Filed: January 20, 2023
    Publication date: July 27, 2023
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Yoshihiro HIRASAWA, Hiroyuki SEKI, Tomonori IMAMURA