Patents by Inventor Shuji MUKAIYAMA

Shuji MUKAIYAMA 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).

  • Optical element processing tool and optical element manufacturing method
    Patent number: 10239180
    Abstract: An optical element processing tool for grinding or polishing an optical element includes: a base plate including a fixing region having a predetermined curvature; and a plurality of grindstones each formed in a columnar body having a same initial height, one end surface of the columnar body having an initial shape molded into a first spherical shape conforming to a processing target spherical shape of the optical element, and the other end surface of the columnar body being fixed to the fixing region of the base plate. A grindstone deviant from a condition among the plurality of grindstones, which is the grindstone not meeting a condition determined by a processing tool diameter of the processing tool, includes an outer end portion cut out at least in parallel to a center axis of the base plate so as to meet the condition.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: March 26, 2019
    Assignee: OLYMPUS CORPORATION
    Inventor: Shuji Mukaiyama
  • OPTICAL ELEMENT PROCESSING TOOL AND OPTICAL ELEMENT MANUFACTURING METHOD
    Publication number: 20170274491
    Abstract: An optical element processing tool for grinding or polishing an optical element includes: a base plate including a fixing region having a predetermined curvature; and a plurality of grindstones each formed in a columnar body having a same initial height, one end surface of the columnar body having an initial shape molded into a first spherical shape conforming to a processing target spherical shape of the optical element, and the other end surface of the columnar body being fixed to the fixing region of the base plate. A grindstone deviant from a condition among the plurality of grindstones, which is the grindstone not meeting a condition determined by a processing tool diameter of the processing tool, includes an outer end portion cut out at least in parallel to a center axis of the base plate so as to meet the condition.
    Type: Application
    Filed: June 13, 2017
    Publication date: September 28, 2017
    Applicant: OLYMPUS CORPORATION
    Inventor: Shuji MUKAIYAMA