Patents by Inventor Osamu Motoyama

Osamu Motoyama 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).

  • Patent number: 11490801
    Abstract: An extremely small diameter endoscope includes comprises: an endoscope body having a distal end nozzle; an imaging unit disposed in the endoscope body and adapted for capturing an image; an endoscope insertion part having a proximal end portion and a projection end portion, the proximal end portion connected to the imaging unit, the endoscope insertion part passing through the distal end nozzle, the projection end portion to be positioned in a root canal of a tooth or in a periodontal pocket; and endoscope insertion part insertion means adapted for inserting the endoscope insertion part into an observation portion in the root canal of the tooth or in the periodontal pocket with an end portion of the distal end nozzle kept abutted against a surrounding portion of the observation portion.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: November 8, 2022
    Assignees: THE YOSHIDA DENTAL MFG. CO., LTD.
    Inventors: Osamu Motoyama, Hideki Mogi, Mari Ito, Satoru Kumachi
  • Publication number: 20190350450
    Abstract: An extremely small diameter endoscope includes comprises: an endoscope body having a distal end nozzle; an imaging unit disposed in the endoscope body and adapted for capturing an image; an endoscope insertion part having a proximal end portion and a projection end portion, the proximal end portion connected to the imaging unit, the endoscope insertion part passing through the distal end nozzle, the projection end portion to be positioned in a root canal of a tooth or in a periodontal pocket; and endoscope insertion part insertion means adapted for inserting the endoscope insertion part into an observation portion in the root canal of the tooth or in the periodontal pocket with an end portion of the distal end nozzle kept abutted against a surrounding portion of the observation portion.
    Type: Application
    Filed: November 15, 2017
    Publication date: November 21, 2019
    Inventors: Osamu MOTOYAMA, Hideki MOGI, Mari ITO, Satoru KUMACHI
  • Publication number: 20190183605
    Abstract: To provide an air injection device for a dental handpiece which makes it possible to obtain a clear image even if the position of an image taking part is changed, provided is an air injection device including: a trunk connector (41) that is in a form of a column, in the trunk connector a passage being formed; an air guiding pipe (45) that is in a form of a pipe, one end of the air guiding pipe being connected to the trunk connector, the air guiding pipe having flexibility; and a means (46) that retains the air guiding pipe in the dental handpiece main body, wherein the passage in the trunk connector branches, one of the branching passages communicating with the air guiding pipedental handpiece.
    Type: Application
    Filed: July 18, 2017
    Publication date: June 20, 2019
    Applicants: GC CORPORATION
    Inventors: Osamu MOTOYAMA, Ryouji KINAMI, Shunjirou KUME, Takahiro UENOYAMA
  • Publication number: 20160193002
    Abstract: A surgical apron sheet to cover the face to prevent eye inflammation and the like caused by, inter alia, scattering oral bacteria, while also facilitating treatment of the oral cavity. The surgical apron sheet has a structure that resists slipping when covering the face during treatment of the oral cavity and is easy to manufacture at low cost. The surgical apron sheet of apron shape includes a face covering portion to cover the face of a patient during treatment and provided with a mouth-like opening. The opening is provided at a lower end with an engaging portion cut as a long hole of substantially semi-elliptic shape to engage a submental region or lower jaw line of the patient being treated.
    Type: Application
    Filed: July 3, 2013
    Publication date: July 7, 2016
    Inventor: Osamu Motoyama
  • Publication number: 20150037751
    Abstract: Provided is an image acquisition device for dental handpiece capable of acquiring a clear image even though cooling water is supplied. An image acquisition device (11) detachable to a dental handpiece body (1), the device including a light inlet part having a light acquisition port capable of acquiring light, a holding member (14, 15) holding the light inlet part to the dental handpiece body, wherein the light acquisition port can be held to the dental handpiece body by means of the holding member in such a manner that it can be shifted to a side which is away from an instrument than a plane of an instrument-mounting surface of a head (2) of the dental handpiece body and in a region outside of an outer peripheral surface of the head.
    Type: Application
    Filed: February 19, 2013
    Publication date: February 5, 2015
    Applicant: GC CORPORATION
    Inventor: Osamu Motoyama
  • Patent number: 8507058
    Abstract: A sensor buffer cover is provided that is easily held at a fixed position without pain or discomfort to a patient to enable high-definition imaging. It is a sensor buffer cover wherein a cover body constituted as a flexible bag body into which a sensor unit is inserted comprises an inner bag-like sheet made of resin and formed in a rectangular shape to have an opening at one end in the longitudinal direction and an outer sheath member at the base of the inner bag-like sheet constituted as a flexible bag body formed in approximately the same shape as the sensor unit, which covers the periphery of the sensor unit inserted therein and is open at one end in the longitudinal direction, the outer peripheral edge of the base of the inner bag-like sheet and the outer peripheral edge of the outer sheath member covering the base of the inner bag-like sheet being fusion-bonded on three sides to leave an opening and obtain a double bag-like structure.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: August 13, 2013
    Assignee: Merio Co., Ltd.
    Inventor: Osamu Motoyama
  • Publication number: 20120253130
    Abstract: Disclosed is an endoscope having an extra-fine diameter capable of improving strength and durability of outer and/or inner tube constituting an insertion portion of the endoscope while maintaining good insertion performance and operability, capable of easily and precisely locating lenses when various kinds of lenses are arranged. As such outer and/or inner tube constituting the insertion portion of the endoscope having an extra-fine diameter, a specific electrocast tube formed by a predetermined manufacturing method is used.
    Type: Application
    Filed: December 21, 2010
    Publication date: October 4, 2012
    Inventor: Osamu Motoyama
  • Publication number: 20110017619
    Abstract: A sensor buffer cover is provided that is easily held at a fixed position without pain or discomfort to a patient to enable high-definition imaging. It is a sensor buffer cover wherein a cover body constituted as a flexible bag body into which a sensor unit is inserted comprises an inner bag-like sheet made of resin and formed in a rectangular shape to have an opening at one end in the longitudinal direction and an outer sheath member at the base of the inner bag-like sheet constituted as a flexible bag body formed in approximately the same shape as the sensor unit, which covers the periphery of the sensor unit inserted therein and is open at one end in the longitudinal direction, the outer peripheral edge of the base of the inner bag-like sheet and the outer peripheral edge of the outer sheath member covering the base of the inner bag-like sheet being fusion-bonded on three sides to leave an opening and obtain a double bag-like structure.
    Type: Application
    Filed: June 29, 2009
    Publication date: January 27, 2011
    Inventor: Osamu Motoyama