Patents by Inventor Katsuki Suematsu

Katsuki Suematsu 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).

  • Publication number: 20230264007
    Abstract: A power supply device includes a power transmission coil which supplies electric power from outside the body in a non-contact manner via a power reception coil of an intracorporeal implanting-type medical appliance to which a drug solution is injected from outside the body. A support supports the power transmission coil, and an adhesive part is formed on the side of the support facing the body surface of a living subject.
    Type: Application
    Filed: August 18, 2021
    Publication date: August 24, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki SUEMATSU, Atsushi HIMURA, Takeshi YAGI, Kazutaka NARA, Shusuke KAYA, Tsunenori ARAI
  • Publication number: 20230263953
    Abstract: A medical device that can confirm a predetermined portion in a medical instrument implanted for use in a body. A medical instrument includes a main body part, and a medicinal solution container installed in the main body part. A notification part includes a plurality of light emitting portions that emit light by use of power received by a power receiving part to notify that a predetermined state is reached, when a relative positional relation between a power transmission part and the power receiving part reaches the predetermined state by moving the power transmission part, and a soft part into which an injection needle is inserted, the plurality of light emitting portions are arranged along an outer edge of the soft part. A first coil is a coreless coil disposed to have an inner diameter larger than an outer diameter of the medicinal solution container.
    Type: Application
    Filed: October 26, 2021
    Publication date: August 24, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki SUEMATSU, Atsushi HIMURA, Takeshi YAGI, Kazutaka NARA, Tsunenori ARAI
  • Publication number: 20230044747
    Abstract: An implantable medical instrument for use within a body includes a container that has an opening and holds a medicinal solution, and a soft portion that closes the opening. The medical instrument further includes a power receiver that receives power transmitted externally, and a light emitter that emits light by way of the power received by the power receiver. The light emitter includes at least one of a first light emitter that emits light having a center wavelength of 600 nm or more and 1100 nm or less, and a second light emitter that emits light having a center wavelength of 400 nm or more and 480 nm or less.
    Type: Application
    Filed: April 16, 2021
    Publication date: February 9, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Atsushi HIMURA, Takeshi YAGI, Kazutaka NARA, Katsuki SUEMATSU, Tsunenori ARAI
  • Publication number: 20230043014
    Abstract: A medical device used for implanting in a body includes a main body, a container included in the main body, and an insulating soft portion that closes an opening of the container. An electrically conductive first conductive portion is disposed on a bottom of the container, and an electrically conductive second conductive portion disposed on the main body. The first conductive portion and the second conductive portion are electrically connected to each other.
    Type: Application
    Filed: January 15, 2021
    Publication date: February 9, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Atsushi HIMURA, Takeshi YAGI, Kazutaka NARA, Katsuki SUEMATSU, Tsunenori ARAI
  • Publication number: 20230023384
    Abstract: A hollow needle includes a needle body made of an electrically conductive material, forming a cylindrical shape, and including a shaft part, a tip part connected with the shaft part, and an opening for discharging or drawing in a liquid in which a cavity communicating between the shaft part and the opening is formed. Also included is an annular insulating film made of an electrically insulative material, which exposes the opening and at least part of the tip part, and coats at least part of an outer circumferential surface of the shaft part.
    Type: Application
    Filed: January 15, 2021
    Publication date: January 26, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Atsushi HIMURA, Takeshi YAGI, Kazutaka NARA, Katsuki SUEMATSU, Tsunenori ARAI
  • Patent number: 11554257
    Abstract: A power transmission unit includes a second coil which contactlessly transmits power, a power reception unit includes a first coil that receives the power transmitted from the power transmission unit, and a medical instrument includes the power reception unit and is embedded in a body. The medical instrument includes a notification unit that is composed of a plurality of light emitting units that provides notification that a relative positional relationship between the power transmission unit and the power reception unit has reached a predetermined state by emitting light using the power received at the power reception unit when the predetermined state is reached by the movement of the power transmission unit. A soft unit into which an injection needle is inserted, the plurality of light emitting units being arranged so as to extend along an outer edge of the soft unit.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: January 17, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki Suematsu, Takeshi Yagi, Atsushi Himura, Kazutaka Nara
  • Publication number: 20230011146
    Abstract: The present disclosure relates to an optical connector includes at least one optical fiber; and a lens element including at least one lens that couples light to an end face of the optical fiber. The distance FLh between the end face of the optical fiber and a vertex of the lens is expressed by the sum of the distance FL from the vertex of the lens to the focal point F positioned in a back face direction of the lens and the length ? between the end face of the optical fiber and the focal point F, and the length ? is longer than 10 ?m.
    Type: Application
    Filed: September 15, 2022
    Publication date: January 12, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Kengo WATANABE, Mitsuhiro IWAYA, Masayoshi TSUKAMOTO, Katsuki SUEMATSU
  • Publication number: 20220305247
    Abstract: A power transmission unit includes a second coil which contactlessly transmits power, a power reception unit includes a first coil that receives the power transmitted from the power transmission unit, and a medical instrument includes the power reception unit and is embedded in a body. The medical instrument includes a notification unit that is composed of a plurality of light emitting units that provides notification that a relative positional relationship between the power transmission unit and the power reception unit has reached a predetermined state by emitting light using the power received at the power reception unit when the predetermined state is reached by the movement of the power transmission unit. A soft unit into which an injection needle is inserted, the plurality of light emitting units being arranged so as to extend along an outer edge of the soft unit.
    Type: Application
    Filed: August 24, 2020
    Publication date: September 29, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki SUEMATSU, Takeshi YAGI, Atsushi HIMURA, Kazutaka NARA
  • Publication number: 20220084309
    Abstract: A support information generating device includes a processor configured to: obtain first related information including a plurality of first captured images sequentially captured in chronological order, the plurality of first captured images being associated respectively with first captured position information indicating captured positions at which the first captured images are captured; analyze the plurality of first captured images; recognize a specific facility captured in at least one first captured image of the plurality of first captured images; determine a classification of the specific facility captured in the first captured image; generate first facility classification information indicating the classification; and generate support information including the first facility classification information and first facility position information associated with each other, the first facility position information indicating a position of the specific facility based on the first captured position information a
    Type: Application
    Filed: December 1, 2021
    Publication date: March 17, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Kazutaka NARA, Katsuki SUEMATSU, Junya HIRANO, Yusuke HIRAKAWA, Takuya KIDO, Takashi WATANABE, Jun HORI
  • Patent number: 11256037
    Abstract: An optical fiber is contacted by a first guide part on the inside of a bend. The first guide part is disposed apart from a region of a fixing member from which the optical fiber is drawn out. Specifically, a first non-contact part in which the optical fiber does not contact a guide member is provided between the first guide part and the drawn out part of the optical fiber from the fixing member. The optical fiber also contacts a second guide part on the outside of the bend. The second guide part is disposed apart from the first guide part, and a second non-contact part in which the optical fiber does not contact the guide member is also provided between the first guide part and the second guide part.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: February 22, 2022
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mitsuhiro Iwaya, Katsuki Suematsu
  • Publication number: 20220040404
    Abstract: A medical device includes: a power transmitter to transmit power without contact; a power receiver to receive the power that is transmitted from the power transmitter; a medical tool that includes any one of the power transmitter and the power receiver and that is to be embedded in a body and is used; and a notification unit to, when a relative positional relationship between the power transmitter and the power receiver reaches a given state in association with move of any one of the power transmitter and the power receiver, notify that the relative positional relationship enters the given state.
    Type: Application
    Filed: October 22, 2021
    Publication date: February 10, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki SUEMATSU, Takeshi YAGI, Atsushi HIMURA, Kazutaka NARA
  • Patent number: 11125950
    Abstract: A return loss in an optical connector connection structure according to a lens scheme is reduced. An optical connector (10) according to this disclosure, includes: a plurality of optical fibers (18) arranged in an array; and a lens array plate (14) that includes a first principal surface (40) with a plurality of lenses (44) corresponding to the respective optical fibers being formed on this surface, and a second principal surface (41) joined to end faces (180) of the optical fibers so as to be opposed to the first principal surface and optically coupled to the optical fibers to which the respective lenses correspond, wherein at least one of the end faces of the optical fibers and the second principal surface is inclined from a plane (182) perpendicular to optical axes (181) of the optical fibers.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: September 21, 2021
    Assignee: Furukawa Electric Co., Ltd.
    Inventors: Kengo Watanabe, Katsuki Suematsu, Masato Shiino
  • Publication number: 20210116650
    Abstract: An optical fiber is contacted by a first guide part on the inside of a bend. The first guide part is disposed apart from a region of a fixing member from which the optical fiber is drawn out. Specifically, a first non-contact part in which the optical fiber does not contact a guide member is provided between the first guide part and the drawn out part of the optical fiber from the fixing member. The optical fiber also contacts a second guide part on the outside of the bend. The second guide part is disposed apart from the first guide part, and a second non-contact part in which the optical fiber does not contact the guide member is also provided between the first guide part and the second guide part.
    Type: Application
    Filed: December 29, 2020
    Publication date: April 22, 2021
    Inventors: Mitsuhiro Iwaya, Katsuki Suematsu
  • Publication number: 20200103597
    Abstract: A return loss in an optical connector connection structure according to a lens scheme is reduced. An optical connector (10) according to this disclosure, includes: a plurality of optical fibers (18) arranged in an array; and a lens array plate (14) that includes a first principal surface (40) with a plurality of lenses (44) corresponding to the respective optical fibers being formed on this surface, and a second principal surface (41) joined to end faces (180) of the optical fibers so as to be opposed to the first principal surface and optically coupled to the optical fibers to which the respective lenses correspond, wherein at least one of the end faces of the optical fibers and the second principal surface is inclined from a plane (182) perpendicular to optical axes (181) of the optical fibers.
    Type: Application
    Filed: December 2, 2019
    Publication date: April 2, 2020
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Kengo WATANABE, Katsuki SUEMATSU, Masato SHIINO
  • Patent number: 10379299
    Abstract: An optical fiber array according to one embodiment includes: an optical fiber; and a support member that supports the optical fiber. The support member comprises a mixture material of a base material and a solid material made of a material different from the base material, in which the base material contains at least either of thermoplastic resin or thermosetting resin, a light transmittance for at least one wavelength within a UV light wavelength range greater than or equal to 300 nm and less than or equal to 450 nm with respect to the support member having a thickness of 3 mm is 30% or greater, and an average light transmittance for a wavelength within a visible light wavelength range greater than or equal to 380 nm and less than or equal to 780 nm with respect to the support member having a thickness of 3 mm is 70% or less.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: August 13, 2019
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki Suematsu, Mitsuhiro Iwaya
  • Publication number: 20190033537
    Abstract: An optical fiber array according to one embodiment includes: an optical fiber; and a support member that supports the optical fiber. The support member comprises a mixture material of a base material and a solid material made of a material different from the base material, in which the base material contains at least either of thermoplastic resin or thermosetting resin, a light transmittance for at least one wavelength within a UV light wavelength range greater than or equal to 300 nm and less than or equal to 450 nm with respect to the support member having a thickness of 3 mm is 30% or greater, and an average light transmittance for a wavelength within a visible light wavelength range greater than or equal to 380 nm and less than or equal to 780 nm with respect to the support member having a thickness of 3 mm is 70% or less.
    Type: Application
    Filed: September 24, 2018
    Publication date: January 31, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Katsuki SUEMATSU, Mitsuhiro IWAYA
  • Patent number: 10139574
    Abstract: A plurality of holes are formed in a ferrule. The holes are at sites penetrated by the tips of optical fibers. An opening is formed in the upper surface of the ferrule and an internal housing section is exposed from the opening. The housing section is at a site at which an optical fiber holding member is housed. The optical fibers are held by the optical fiber holding member. The optical fibers are multi-core fibers. In other words, the optical fibers have a specified axis of symmetry in a cross-section vertical to the longitudinal direction of the optical fibers and have orientation relative to a rotation direction having the longitudinal direction as the axis thereof.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: November 27, 2018
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Kengo Watanabe, Tsunetoshi Saito, Katsuki Suematsu, Mitsuhiro Iwaya, Kohei Kawasaki, Masahito Morimoto
  • Patent number: 10036856
    Abstract: A connector with built-in bent optical fibers includes an optical fiber array including a plurality of bent optical fibers each having a bent portion and a linear portion formed integrally with the bent portion, a ferrule having a plurality of positioning mechanisms that align end portions of the plurality of bent optical fibers, and a resin portion disposed at an outer periphery of the bent portion. The resin portion is filled in the ferrule. The bent portion has a bending angle of 85°-150°. When the bent portion of one bent optical fiber is divided into a plurality of regions along a longitudinal direction at 10°, a variation in bend radius among the plurality of regions excluding regions corresponding to 10° at both ends is 0.3 mm or less, an outer diameter of the bent portion of the bent optical fiber is smaller than an outer diameter of the linear portion.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: July 31, 2018
    Assignee: Furukawa Electric Co., Ltd.
    Inventors: Katsuki Suematsu, Takeshi Akutsu, Kohei Kawasaki
  • Publication number: 20170168247
    Abstract: A plurality of holes are formed in a ferrule. The holes are at sites penetrated by the tips of optical fibers. An opening is formed in the upper surface of the ferrule and an internal housing section is exposed from the opening. The housing section is at a site at which an optical fiber holding member is housed. The optical fibers are held by the optical fiber holding member. The optical fibers are multi-core fibers. In other words, the optical fibers have a specified axis of symmetry in a cross-section vertical to the longitudinal direction of the optical fibers and have orientation relative to a rotation direction having the longitudinal direction as the axis thereof.
    Type: Application
    Filed: February 27, 2017
    Publication date: June 15, 2017
    Inventors: Kengo WATANABE, Tsunetoshi SAITO, Katsuki SUEMATSU, Mitsuhiro IWAYA, Kohei KAWASAKI, Masahito MORIMOTO
  • Publication number: 20170123164
    Abstract: A connector with built-in bent optical fibers includes an optical fiber array including a plurality of bent optical fibers each having a bent portion and a linear portion formed integrally with the bent portion, a ferrule having a plurality of positioning mechanisms that align end portions of the plurality of bent optical fibers, and a resin portion disposed at an outer periphery of the bent portion. The resin portion is filled in the ferrule. The bent portion has a bending angle of 85°-150°. When the bent portion of one bent optical fiber is divided into a plurality of regions along a longitudinal direction at 10°, a variation in bend radius among the plurality of regions excluding regions corresponding to 10° at both ends is 0.3 mm or less, an outer diameter of the bent portion of the bent optical fiber is smaller than an outer diameter of the linear portion.
    Type: Application
    Filed: January 11, 2017
    Publication date: May 4, 2017
    Inventors: Katsuki Suematsu, Takeshi Akutsu, Kohei Kawasaki