Patents by Inventor Junichi Hasegawa

Junichi Hasegawa 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: 20200088948
    Abstract: An optical fiber terminal structure is comprised of a plurality of optical fibers, a plurality of high-? optical fibers connected to the optical fibers, respectively, and a capillary. The capillary has a hole in which the optical fibers and the high-? optical fibers are inserted, and the optical fibers and the high-? optical fibers together are fixed in the hole. Connection parts of each of the optical fibers and the high-? optical fibers are also positioned inside the capillary, and end surfaces of the high-? optical fibers are exposed so that adjacent high-? optical fibers are in contact with each other in an end surface of the capillary.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 19, 2020
    Inventor: Junichi Hasegawa
  • Patent number: 10564355
    Abstract: A disclosed optical waveguide element includes a cladding portion formed on a substrate; an optical waveguide which is formed inside the cladding portion and has a refractive index higher than that of the cladding portion; an optical filter which is inserted into a slit formed in the cladding portion to divide the optical waveguide into a first optical waveguide and a second optical waveguide; and a first thin film element which is inserted into the slit along with the optical filter and is provided with a first thin film lens, wherein the first thin film lens provided in the first thin film element converges light that has propagated through the first optical waveguide and outputs into the slit into the second optical waveguide.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: February 18, 2020
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Junichi Hasegawa
  • Patent number: 10545292
    Abstract: An optical waveguide circuit device includes: an optical waveguide circuit including a cladding layer formed on a substrate and made from silica-based glass, and an optical waveguide formed within the cladding layer and made from silica-based glass; heaters formed over the cladding layer and the optical waveguide and configured to heat the optical waveguide; wiring line electrode layers formed over the cladding layer, each of the wiring line electrode layers being coupled to a corresponding heater of the heaters and configured to allow electrical power to be supplied to the coupled heater; and an insulating layer covering the cladding layer, the heaters, and the wiring line electrode layers. The wiring line electrode layers adjacent to each other in a plan view are formed in different wiring layers. The wiring line electrode layers adjacent to each other in the same wiring layer are spaced by at least a predetermined distance.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 28, 2020
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Masanori Takahashi, Yasuyoshi Uchida, Shintaro Yamasaki, Junichi Hasegawa
  • Publication number: 20190377132
    Abstract: A manufacturing method of an optical waveguide device that allows light to propagate through a core formed within a cladding formed on a substrate, the core having a higher refractive index than the cladding, includes: layering a first cladding-material layer for the cladding and a core-material layer for the core sequentially on the substrate; forming the layered core-material layer into the core having a waveguide shape, and removing a first part of the core, the first part being positioned at a portion where a slit is to be formed, to thereby form a gap in the core; layering a second cladding-material layer for the cladding to cover the first cladding-material layer and the core; and removing, by dry-etching, a second part of the first and second cladding-material layers, the second part being positioned at the portion where the slit is to be formed, to thereby form the slit.
    Type: Application
    Filed: August 12, 2019
    Publication date: December 12, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Junichi HASEGAWA
  • Patent number: 10473399
    Abstract: Disclosed is a connection structure that connects a housing to a magnetic annealing furnace that is provided with a fixedly arranged magnet and includes a first drum flange having a cylindrical flange portion. The connection structure includes: a second drum flange that is attached and fixed to the housing and includes a flange portion configured to externally or internally fit the flange portion of the first drum flange thereto; a first sealant that is installed between facing surfaces of the housing and the second drum flange; and a second sealant that is installed between facing surfaces of the first and second drum flanges.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: November 12, 2019
    Assignee: Tokyo Electron Limited
    Inventors: Ian Colgan, George Eyres, Ioan Domsa, Junichi Sato, Koyu Hasegawa, Tomoaki Abe
  • Publication number: 20190331852
    Abstract: A cross optical waveguide structure includes a first optical waveguide, a second optical waveguide, and an intersection portion positioned in the same plane. The first optical waveguide includes a first fixed-width portion, a second fixed-width portion, a first tapering portion, and a second tapering portion. The second optical waveguide includes a third fixed-width portion, a fourth fixed-width portion, a third tapering portion, and a fourth tapering portion. The intersection portion is linked to the first to the fourth tapering portions having such a tapering shape that a mode field radius of the light input to the first fixed-width portion, the second fixed-width portion, or the third fixed-width portion, and the fourth fixed-width portion is reduced by the first tapering portion, the second tapering portion, the third tapering portion, the fourth tapering portion, respectively, and the light is collected in the intersection portion.
    Type: Application
    Filed: July 9, 2019
    Publication date: October 31, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi Uchida, Junichi Hasegawa
  • Patent number: 10444430
    Abstract: An optical waveguide structure includes: a cladding; a first core in the cladding having a first end surface; a second core in the cladding having a second end surface; slit formed horizontally with respect to a waveguide direction of the light to be waveguided by the first and second cores; and a first part and a second part composed of a material identical to a material of the cladding, wherein a pair of the first and second end surfaces disposed opposing each other with the slit interposed between the pair of the first and second end surfaces, the first part is interposed between the first end surface and the slit, and the second part is interposed between the second end surface and the slit.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: October 15, 2019
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi Uchida, Junichi Hasegawa
  • Publication number: 20190292086
    Abstract: Provided is a method comprises: continuously forming an elongated, glass film having marginal portions from molten glass into a given shape having two marginal portions, in width-directional opposite edge regions thereof, wherein the glass film having marginal portions has the marginal portions, and an effective portion formed in a width-directional central region of the glass film having marginal portions; annealing the glass film having marginal portions; continuously forming resin tapes on the glass film having marginal portions at positions adjacent to and away by a given distance from the respective marginal portions, to extend in a length direction of the glass film having marginal portions; and continuously removing each of the marginal portions from the glass film having marginal portions, along a position between the marginal portion and a corresponding one of the resin tapes, or at a given width-directional position within the corresponding resin tape.
    Type: Application
    Filed: October 17, 2017
    Publication date: September 26, 2019
    Applicants: NITTO DENKO CORPORATION, NIPPON ELECTRIC GLASS CO., LTD.
    Inventors: Takeshi MURASHIGE, Junichi INAGAKI, Kazuhito HOSOKAWA, Kota NAKAI, Toshihiro KANNO, Yoshinori HASEGAWA, Kaoru MITSUGI, Naohiro IKAI, Hiroki MORI, Yohei KIRIHATA
  • Publication number: 20190287289
    Abstract: The present disclosure relates to an image processing apparatus and an image processing method that make it possible to generate a texture image of high picture quality at a predetermined viewpoint using an omnidirectional image. An ML3D model generation section receives transmission information in which auxiliary information is added to at least one of texture information of a first layer, depth information of the first layer, texture information of a second layer or depth information of the second layer, and executes predetermined image processing using the auxiliary information for at least one of the texture information of the first layer, the depth information of the first layer, the texture information of the second layer or the depth information of the second layer. The present disclosure can be applied, for example, to a home server that generates a display image of a predetermined viewpoint from an omnidirectional image or the like.
    Type: Application
    Filed: July 14, 2017
    Publication date: September 19, 2019
    Inventors: YUICHI ARAKI, JUNICHI TANAKA, HIROSHI ORYOJI, YUICHI HASEGAWA, TOORU MASUDA, TETSUYA FUKUYASU
  • Publication number: 20190238819
    Abstract: The present disclosure relates to an image processing apparatus and an image processing method that make it possible to generate a texture image of high picture quality at a predetermined viewpoint using an omnidirectional image. A plurality of real cameras image a plurality of reference images at a plurality of viewpoint positions in a plurality of sight line directions. A great weight is applied to a reference image in a sight line direction close to a virtual viewpoint specified in response to a movement of a head mounted display and having a virtual viewpoint position and a sight line direction to generate a virtual viewpoint image by weighted averaging, and the virtual viewpoint image is displayed on the head mounted display. The present disclosure can be applied, for example, to a home server or the like that generates a display image of a predetermined viewpoint from an omnidirectional image.
    Type: Application
    Filed: July 14, 2017
    Publication date: August 1, 2019
    Inventors: KENDAI FURUKAWA, JUNICHI TANAKA, HIROSHI ORYOJI, YUICHI HASEGAWA, GOH KOBAYASHI
  • Patent number: 10357584
    Abstract: A cubicle unit includes a first illumination apparatus, a second illumination apparatus, a sensor, and a controller. When a brightness sensed by the sensor is a predetermined brightness or less, the controller causes the second illumination apparatus to emit light having a first color temperature lower than a color temperature of light emitted by the first illumination apparatus. When the brightness sensed by the sensor is greater than the predetermined brightness, the controller causes the second illumination apparatus to emit light having a second color temperature lower than the first color temperature.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: July 23, 2019
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Kazuhiro Hatta, Junichi Hasegawa, Kiyotaka Hirata
  • Publication number: 20190193272
    Abstract: A method of attaching a tip to a pipette, which is executed in a robot system, includes: making an end effector of a robot hold a pipette; bringing a vicinity portion of a distal end of the pipette into contact with or close to an edge of an opening formed in a base of a tip while tilting an axis direction of the pipette by a predetermined angle with respect to an axis direction of the tip; attaching the tip to the pipette by inserting the distal end of the pipette and the vicinity portion of the distal end of the pipette into the tip while raising the pipette such that the axis direction of the pipette is aligned with the axis direction of the tip; and separating the pipette and the tip attached to the pipette from the predetermined spot.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Publication number: 20190195857
    Abstract: A dispensing apparatus that dispenses a sample into a well of a microplate, including a light emitter that emits light to the well, a light receiver that receives light emitted by the light emitter and returned from the well; and a control unit that determines whether foreign matter is present in the well based on information on the light received by the light receiver.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Publication number: 20190195905
    Abstract: A dispensing method executed in a robot system including a pipette, a tip, a container, a liquid in the container, and a robot including a robot arm, an end effector, and a robot controller that controls the robot arm and the end effector to perform operations on the pipette and the tip, includes: making the end effector hold the pipette and the tip attached to the pipette; dipping at least a point of the tip attached to the pipette in the liquid and aspirating the liquid into the tip; bringing an outer surface of the tip attached to the pipette into contact with a part of the container, wherein the part of the container is at least one of an edge of an opening and an inside surface; and pulling the pipette and the tip attached to the pipette out of the container through the opening.
    Type: Application
    Filed: December 26, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Publication number: 20190195675
    Abstract: A liquid surface detecting apparatus including: a retaining section that retains liquid as sample or reagent; a light emitter that emits light toward the liquid retained in the retaining section; an image capturing device that captures an image of the liquid retained in the retaining section; and a detecting device that detects a level of a liquid surface of the liquid retained in the retaining section based on the image of the liquid captured by the image capturing device, wherein the image capturing device is provided at a position such that the light, emitted by the light emitter and reflected by the liquid surface of the liquid, directly enters the image capturing device.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA
  • Patent number: 10306741
    Abstract: An illumination system includes: an illumination device; a time setter that sets a target time; and a controller that controls a color temperature of light emitted by the illumination device. The controller determines a target color temperature according to the target time, and causes the color temperature of the light emitted by the illumination device to be the target color temperature at the target time.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: May 28, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Junichi Hasegawa, Kazuhiro Hatta
  • Publication number: 20190094463
    Abstract: A disclosed optical waveguide element includes a cladding portion formed on a substrate; an optical waveguide which is formed inside the cladding portion and has a refractive index higher than that of the cladding portion; an optical filter which is inserted into a slit formed in the cladding portion to divide the optical waveguide into a first optical waveguide and a second optical waveguide; and a first thin film element which is inserted into the slit along with the optical filter and is provided with a first thin film lens, wherein the first thin film lens provided in the first thin film element converges light that has propagated through the first optical waveguide and outputs into the slit into the second optical waveguide.
    Type: Application
    Filed: November 8, 2018
    Publication date: March 28, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Junichi Hasegawa
  • Patent number: 10201046
    Abstract: An illumination apparatus includes light sources differing from one another in terms of light-emission color and voltage drop when identical current flows therein, switches in one-to-one correspondence with the light sources, a DC power supply circuit, and a control circuit. The control circuit performs a first control of the switches through a time division control method such that an on-period of each switch is not overlapped with that of any other switch. The control circuit also performs a second control to individually control at least one of a target current magnitude, flowing through each switch in the switched-on state, and a target on-period length of each switch, and to adjust a ratio of the plurality of light sources in terms of a product of the target current magnitude and the target on-period length.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: February 5, 2019
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Junichi Hasegawa, Hiroshi Kido, Akinori Hiramatsu, Shigeru Ido
  • Publication number: 20190033526
    Abstract: An optical module includes a single-mode optical fiber; a high relative refractive-index difference optical fiber having a larger core-to-cladding relative refractive-index difference than that of the single-mode optical fiber fusion-spliced to a first end of the high relative refractive-index difference optical fiber; a planar lightwave circuit that includes an optical waveguide having a core of quartz-based glass doped with a refractive-index raising dopant and a cladding of quartz-based glass, and is connected at a first end thereof to a second end, opposite to the first end, of the high relative refractive-index difference optical fiber; and a silicon thin-wire waveguide element that includes a silicon thin-wire waveguide having a silicon core and a cladding whose refractive index lower than that of the silicon core, and is connected to a second end, opposite to the first end, of the optical waveguide of the planar lightwave circuit.
    Type: Application
    Filed: October 3, 2018
    Publication date: January 31, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Junichi HASEGAWA, Yasuyoshi UCHIDA
  • Publication number: 20190033521
    Abstract: An optical waveguide structure includes: a cladding; a first core in the cladding having a first end surface; a second core in the cladding having a second end surface; slit formed horizontally with respect to a waveguide direction of the light to be waveguided by the first and second cores; and a first part and a second part composed of a material identical to a material of the cladding, wherein a pair of the first and second end surfaces disposed opposing each other with the slit interposed between the pair of the first and second end surfaces, the first part is interposed between the first end surface and the slit, and the second part is interposed between the second end surface and the slit.
    Type: Application
    Filed: September 28, 2018
    Publication date: January 31, 2019
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yasuyoshi UCHIDA, Junichi Hasegawa