Patents by Inventor Makoto Otsubo

Makoto Otsubo 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: 20240027786
    Abstract: A reflection-type aerial image formation device according to the present invention includes a first reflecting mirror (38) placed on a side of a first optical control unit (17) of an optical image formation means (12) so as to face the first optical control unit (17) at an interval and a second reflecting mirror (39) placed on a side of a second optical control unit (19) of the optical image formation means (12) so as to face the second optical control unit (19) at an interval.
    Type: Application
    Filed: March 10, 2022
    Publication date: January 25, 2024
    Applicant: Asukanet Company, Ltd.
    Inventor: Makoto OTSUBO
  • Publication number: 20230408842
    Abstract: An aerial image forming element 10a used for an aerial image forming device 30 includes a plurality of first and second light reflecting surfaces 12 and 14 respectively formed vertically on the obverse and reverse surfaces of a flat plate-like transparent base member 11a. The plurality of first light reflecting surfaces 12 are placed radially on the obverse surface side of the transparent base member 11a centered on a reference point X existing outside the transparent base member 11a in planar view. The plurality of second light reflecting surfaces 14 are placed concentrically on the reverse surface side of the transparent base member 11a centered on a reference point Y overlapping the reference point X in planar view. The aerial image forming element forms light externally entering and reflected once by each of the first and second light reflecting surfaces 12 and 14 into an image in the air.
    Type: Application
    Filed: September 16, 2021
    Publication date: December 21, 2023
    Applicant: Asukanet Company, Ltd.
    Inventor: Makoto Otsubo
  • Patent number: 11714296
    Abstract: A stereoscopic image forming device in a ring-shape or a shape partly using a ring-shape when viewed from above and a manufacturing method of the same, in which a plurality of first vertical light reflective members 12 are provided in one side of a transparent flat plate material 16 and a plurality of second vertical light reflective members 14 are provided in the other side of the transparent flat plate material 16. The first vertical light reflective members 12 are arranged radially around a reference point X, whereas the second vertical light reflective members 14 are arranged concentrically around a reference point Y overlapping the reference point X when viewed from above. The first vertical light reflective members 12 and the second vertical light reflective members 14 orthogonally intersect each other when viewed from above.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: August 1, 2023
    Assignee: ASUKANET COMPANY, LTD.
    Inventor: Makoto Otsubo
  • Patent number: 11630323
    Abstract: A stereoscopic image display device includes a display 11 divided into sections 13 in each of which displayed are small images 12a to 12d each having a plurality of minute images 14, a shutter panel 16 disposed in front of the display 11 and including first mechanical shutters 17, which are arranged side by side in units of the minute image 14 and time-divisionally divide each section 13 per each of the small images 12a to 12d by switching on and off in units of the minute image 14, and an image forming panel 23 including image forming means 24 arranged side by side for forming an image from light rays from each of the small images 12a to 12d passing through the first mechanical shutters 17 when the first mechanical shutters 17 are on.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: April 18, 2023
    Assignee: ASUKANET COMPANY, LTD.
    Inventor: Makoto Otsubo
  • Publication number: 20230113203
    Abstract: This method for producing a light control panel used in an optical image forming device includes: a step of forming a laminate 22 by laminating a plurality of transparent plate materials 20 having the same thickness while alternately shifting them by a predetermined length in the width direction so as to form protruding portions 21; a step of forming light-reflecting layers 13 at least on facing surfaces 16 of the adjacent protruding portions 21; a step of filling gap regions 26 between the adjacent protruding portions 21 with a transparent resin 27; a step of cutting and separating the protruding portions 21 integrated at each side of the laminate 22 from a laminated body 28 thereby making preforms 29, 30 for the light control panels 10, 11; and a step of flattening both end surfaces of each of the preforms 29, 30 in the width direction.
    Type: Application
    Filed: March 3, 2021
    Publication date: April 13, 2023
    Applicant: Asukanet Company, Ltd.
    Inventor: Makoto Otsubo
  • Publication number: 20230099636
    Abstract: To produce first and second light control panels 11, a molded preform 22 made from a transparent resin, which includes triangle-cross-section grooves 15 (each having an inclined surface 14 and a vertical surface 23) and triangle-cross-section protruded strips 16 (formed by the grooves 15 next to each other) respectively arranged in parallel on a front side of a transparent plate material 12, is produced by press-molding, injection-molding, or roll-molding, and mirror surfaces 13 are selectively formed only on the vertical surfaces 23 of the grooves 15. The first and second light control panels 11 each having a group of band-like light-reflective surfaces standing upright and spaced in parallel are overlapped such that the groups of band-like light-reflective surfaces are crossed in a plan view. Thereby providing a stereoscopic-image-forming device and its producing method enabling to easily produce the first and second light control panels 11 and obtain clearer stereoscopic images.
    Type: Application
    Filed: December 6, 2022
    Publication date: March 30, 2023
    Applicant: ASUKANET COMPANY, LTD.
    Inventor: Makoto Otsubo
  • Patent number: 11567611
    Abstract: A display sheet 10 according to the present invention is to be used while being placed on a display 11, and includes: infrared-light emitting elements 15 that emit infrared light from on the display 11 to a space; infrared-light receiving elements 16 that receive infrared light proceeding to the display 11 from the space; and transmitting portions 17 that passes light emitted from the display 11 to the space. The infrared-light emitting elements 15, the infrared-light receiving elements 16, and the transmitting portions 17 are formed into a sheet in a state of being arranged side by side or arranged to be scattered. Merely by placing the display sheet 10 on the display 11 and teaming them with an optical image-forming means, an aerial-image-forming type input device can be obtained with no need of separately preparing a dedicated display or infrared-light emitter. Thus, it is excellent in versatility.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: January 31, 2023
    Assignee: ASUKANET COMPANY, LTD.
    Inventor: Makoto Otsubo
  • Patent number: 11519306
    Abstract: A check valve is made of a resilient body wound in a ring form and is located in an annular flow passage. A displacement limiter includes: a limiter main body that is located on an outer side of the check valve and is configured to limit displacement of the check valve in a diameter increasing direction of the check valve; and a limiter flow passage that communicates between one side and the other side of the limiter main body in an axial direction to enable hydraulic oil to flow between the one side and the other side of the limiter main body through the limiter flow passage.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: December 6, 2022
    Assignee: DENSO CORPORATION
    Inventors: Takuya Hamada, Makoto Otsubo, Tetsuro Mitsutani, Kinya Takahashi
  • Patent number: 11459916
    Abstract: A drive-side rotor is rotated synchronously with a crankshaft. A driven-side rotor is rotated integrally with a camshaft. An internal gear section is formed at the driven-side rotor. An Oldham coupling includes: a driven Oldham flange that is formed at the drive-side rotor; a drive Oldham flange that is formed at the planetary rotor; and an Oldham intermediate that is configured to synchronize rotation of the driven Oldham flange and rotation of the drive Oldham flange while permitting eccentricity between the driven Oldham flange and the drive Oldham flange. There is satisfied a relationship of ?2<?1 where: ?1 is a maximum tilt amount of the planetary rotor relative to the driven Oldham flange; and ?2 is a maximum tilt amount of the planetary rotor in a clearance formed at the Oldham coupling.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: October 4, 2022
    Assignee: DENSO CORPORATION
    Inventors: Makoto Otsubo, Kenichi Tomomatsu, Shuhei Yamamoto, Hiroki Takahashi, Soichi Kinouchi
  • Patent number: 11441453
    Abstract: An Oldham coupling includes: a driven Oldham flange that is formed at a drive-side rotor; a drive Oldham flange that is formed at a planetary rotor; and an Oldham intermediate that is configured to synchronize rotation of the driven Oldham flange and rotation of the drive Oldham flange. A thrust section is formed at a rotor plate portion which is a portion other than the Oldham coupling. The thrust section is configured to limit tilting of the planetary rotor relative to the driven Oldham flange when the thrust section contacts the planetary rotor in an axial direction. There is satisfied a relationship of ?2>?1 where: ?1 is a maximum tilt amount of the planetary rotor relative to the driven Oldham flange; and ?2 is a maximum tilt amount of the planetary rotor in a clearance formed at the Oldham coupling.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: September 13, 2022
    Assignee: DENSO CORPORATION
    Inventors: Makoto Otsubo, Kenichi Tomomatsu, Shuhei Yamamoto, Hiroki Takahashi, Soichi Kinouchi
  • Patent number: 11402654
    Abstract: A method for manufacturing a stereoscopic image forming device includes a process of molding, from a first transparent resin, molding base materials 22 each including inclined surfaces 17 and vertical surfaces 18 on one side of a transparent plate member 16, a process of manufacturing a pair of intermediate base materials 28 by forming mirror surfaces on the vertical surfaces 18 of the respective molding base materials 22, and a process of manufacturing first and second optical control panels 13 and 14 integrated together by making the pair of intermediate base materials 28 face each other so that their vertical surfaces 18 are orthogonal to each other in a plan view, and joining together the intermediate base materials by filling the grooves 19 with a second transparent resin with a lower melting point than and a refractive index equal or approximate to the first transparent resin.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: August 2, 2022
    Assignee: ASUKANET COMPANY, LTD.
    Inventor: Makoto Otsubo
  • Patent number: 11339689
    Abstract: A bearing portion of a planetary rotatable body for providing bearing support in a thrust direction is defined as a planetary thrust bearing portion. A driving-side rotatable body or a driven-side rotatable body, which is configured to contact the planetary thrust bearing portion in the thrust direction, is defined as a specific rotatable body. A bearing portion of the specific rotatable body for providing bearing support in the thrust direction is defined as a specific thrust bearing portion. In a parallel state where the specific thrust bearing portion and the planetary thrust bearing portion are parallel to each other, the specific thrust bearing portion and the planetary thrust bearing portion contact with each other only on one of an eccentric side and a counter-eccentric side of the planetary rotatable body while the counter-eccentric side is opposite to the eccentric side.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: May 24, 2022
    Assignee: DENSO CORPORATION
    Inventors: Makoto Otsubo, Hiroki Takahashi, Kenichi Tomomatsu, Shuhei Yamamoto
  • Publication number: 20220056864
    Abstract: A fuel injection device includes: an injector, an electronic control device, a communication circuit, and a power supply circuit. A memory is provided in the injector for storing fuel injection control data set for each injector. The electronic control device controls a fuel injection of the injector based on the control data. The communication circuit is installed for each injector, and enables the electronic control device to access the memory via wireless communication. The power supply circuit is installed for each injector, has a power source that supplies electric power to the communication circuit, and receives electric power to charge the power source from a drive line that connects the electronic control device and a drive unit of the injector.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Fumiaki ARIKAWA, Shuhei YAMAMOTO, Makoto OTSUBO, Takanobu AOCHI, Yasuyuki HASEO, Shingo KITANI, Hajime KATAOKA, Satoshi HORITA
  • Publication number: 20220011901
    Abstract: A display sheet 10 according to the present invention is to be used while being placed on a display 11, and includes: infrared-light emitting elements 15 that emit infrared light from on the display 11 to a space; infrared-light receiving elements 16 that receive infrared light proceeding to the display 11 from the space; and transmitting portions 17 that passes light emitted from the display 11 to the space. The infrared-light emitting elements 15, the infrared-light receiving elements 16, and the transmitting portions 17 are formed into a sheet in a state of being arranged side by side or arranged to be scattered. Merely by placing the display sheet 10 on the display 11 and teaming them with an optical image-forming means, an aerial-image-forming type input device can be obtained with no need of separately preparing a dedicated display or infrared-light emitter. Thus, it is excellent in versatility.
    Type: Application
    Filed: December 11, 2019
    Publication date: January 13, 2022
    Applicant: Asukanet Company, Ltd.
    Inventor: Makoto Otsubo
  • Publication number: 20210404352
    Abstract: A drive-side rotor is rotated synchronously with a crankshaft. A driven-side rotor is rotated integrally with a camshaft. An internal gear section is formed at the driven-side rotor. An Oldham coupling includes: a driven Oldham flange that is formed at the drive-side rotor; a drive Oldham flange that is formed at the planetary rotor; and an Oldham intermediate that is configured to synchronize rotation of the driven Oldham flange and rotation of the drive Oldham flange while permitting eccentricity between the driven Oldham flange and the drive Oldham flange. There is satisfied a relationship of ?2<?1 where: ?1 is a maximum tilt amount of the planetary rotor relative to the driven Oldham flange; and ?2 is a maximum tilt amount of the planetary rotor in a clearance formed at the Oldham coupling.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Inventors: Makoto OTSUBO, Kenichi TOMOMATSU, Shuhei YAMAMOTO, Hiroki TAKAHASHI, Soichi KINOUCHI
  • Publication number: 20210404351
    Abstract: An Oldham coupling includes: a driven Oldham flange that is formed at a drive-side rotor; a drive Oldham flange that is formed at a planetary rotor; and an Oldham intermediate that is configured to synchronize rotation of the driven Oldham flange and rotation of the drive Oldham flange. A thrust section is formed at a rotor plate portion which is a portion other than the Oldham coupling. The thrust section is configured to limit tilting of the planetary rotor relative to the driven Oldham flange when the thrust section contacts the planetary rotor in an axial direction. There is satisfied a relationship of ?2>?1 where: ?1 is a maximum tilt amount of the planetary rotor relative to the driven Oldham flange; and ?2 is a maximum tilt amount of the planetary rotor in a clearance formed at the Oldham coupling.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Inventors: Makoto Otsubo, Kenichi Tomomatsu, Shuhei Yamamoto, Hiroki Takahashi, Soichi Kinouchi
  • Publication number: 20210285344
    Abstract: A bearing portion of a planetary rotatable body for providing bearing support in a thrust direction is defined as a planetary thrust bearing portion. A driving-side rotatable body or a driven-side rotatable body, which is configured to contact the planetary thrust bearing portion in the thrust direction, is defined as a specific rotatable body. A bearing portion of the specific rotatable body for providing bearing support in the thrust direction is defined as a specific thrust bearing portion. In a parallel state where the specific thrust bearing portion and the planetary thrust bearing portion are parallel to each other, the specific thrust bearing portion and the planetary thrust bearing portion contact with each other only on one of an eccentric side and a counter-eccentric side of the planetary rotatable body while the counter-eccentric side is opposite to the eccentric side.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 16, 2021
    Inventors: Makoto OTSUBO, Hiroki TAKAHASHI, Kenichi TOMOMATSU, Shuhei YAMAMOTO
  • Publication number: 20210255477
    Abstract: For manufacturing a stereoscopic image formation device 10, two molded preforms 21 made from a transparent first synthetic resin each having triangular-cross-sectional grooves 16 and triangular-cross-sectional ridges 17 alternately spaced in parallel, are manufactured by injection molding, and first and second light-control panels 11 and 11a each manufactured from one of the molded preforms 21 by forming perpendicular light-reflective surfaces 12 on a perpendicular surfaces 14 of the groove 16, are overlaid with each other with a transparent second synthetic resin being in between, and integrated. In the injection molding, a mold set 40 including thereinside a space 39 formed correspondingly to the shape of the molded preform 21 is used, a molten first synthetic resin 46 is provided into the space 39 of the mold set 40 heated to a temperature at which the first synthetic resin 46 is flow-able, and the mold set 40 is rapidly cooled.
    Type: Application
    Filed: November 9, 2018
    Publication date: August 19, 2021
    Applicant: Asukanet Company, Ltd.
    Inventor: Makoto Otsubo
  • Patent number: 11085337
    Abstract: A valve timing adjustment device includes: a first rotatable body that is rotated about a rotational axis synchronously with one of a drive shaft and a driven shaft of an engine; and a second rotatable body that is rotated about the rotational axis synchronously with the other one of the drive shaft and the driven shaft. The first rotatable body includes: a fastening portion, a slide portion and a bearing portion. The fastening portion is fastened to the one of the drive shaft and the driven shaft. The bearing portion includes an outer peripheral surface that is opposed to an inner peripheral surface of the second rotatable body, and the bearing portion rotatably supports the second rotatable body. The fastening portion projects on one axial side of the slide portion and the bearing portion in an axial direction toward the one of the drive shaft and the driven shaft.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: August 10, 2021
    Assignee: DENSO CORPORATION
    Inventors: Soichi Kinouchi, Kenji Tada, Makoto Otsubo
  • Publication number: 20210180476
    Abstract: A check valve is made of a resilient body wound in a ring form and is located in an annular flow passage. A displacement limiter includes: a limiter main body that is located on an outer side of the check valve and is configured to limit displacement of the check valve in a diameter increasing direction of the check valve; and a limiter flow passage that communicates between one side and the other side of the limiter main body in an axial direction to enable hydraulic oil to flow between the one side and the other side of the limiter main body through the limiter flow passage.
    Type: Application
    Filed: February 4, 2021
    Publication date: June 17, 2021
    Inventors: Takuya HAMADA, Makoto OTSUBO, Tetsuro MITSUTANI, Kinya TAKAHASHI