Patents by Inventor Akira Yagi

Akira Yagi 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: 11988910
    Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.
    Type: Grant
    Filed: October 12, 2023
    Date of Patent: May 21, 2024
    Assignee: Sharp Display Technology Corporation
    Inventors: Koji Murata, Junichi Masuda, Shugo Yagi, Akira Hirai, Hiroshi Tsuchiya, Takashi Satoh, Akira Sakai, Kiyoshi Minoura
  • Publication number: 20240160052
    Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.
    Type: Application
    Filed: October 12, 2023
    Publication date: May 16, 2024
    Applicant: Sharp Display Technology Corporation
    Inventors: Koji MURATA, Junichi MASUDA, Shugo YAGI, Akira HIRAI, Hiroshi TSUCHIYA, Takashi SATOH, Akira SAKAI, Kiyoshi MINOURA
  • Publication number: 20240155795
    Abstract: Provided is a heat-dissipating waterproof structure having both excellent heat dissipation ability and high waterproofness. A heat-dissipating waterproof structure (300) provided between a top part (203) of a casing (200) to accommodate a heat source (102) and the heat source (102) includes a water receiving part (301) that guides a liquid having entered into the casing (200) through an outlet (203A) provided in the top part (203) of the casing (200), and a water guide channel (302) that guides the liquid having been guided by the water receiving part (301) to be discharged to outside of a space where the heat source (102) is accommodated, and the water receiving part (301) has at least a sloping surface which gradually becomes higher the further it is from being immediately above the heat source (102).
    Type: Application
    Filed: January 18, 2024
    Publication date: May 9, 2024
    Applicant: NEC Platforms, Ltd.
    Inventors: Takahiro Yagi, Kiyotaka Yokoyama, Akira Katsumata, Wataru Imura
  • Patent number: 11974444
    Abstract: There is provided a solid-state image sensor, a solid-state imaging device, an electronic apparatus, and a method of manufacturing a solid-state image sensor capable of improving characteristics. There is provided a solid-state image sensor including a stacked structure that includes a semiconductor substrate, a first photoelectric converter provided above the semiconductor substrate and converting light into charges, and a second photoelectric converter provided above the first photoelectric converter and converting light into charges, where the first photoelectric converter and the second photoelectric converter include a photoelectric conversion stacked structure in which a common electrode, a photoelectric conversion film, and a readout electrode are stacked so that the first photoelectric converter and the second photoelectric converter are in a line-symmetrical relationship with each other with a vertical plane perpendicular to a stacking direction of the stacked structure as an axis of symmetry.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 30, 2024
    Assignees: SONY CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Hideaki Togashi, Iwao Yagi, Masahiro Joei, Fumihiko Koga, Kenichi Murata, Shintarou Hirata, Yosuke Saito, Akira Furukawa
  • Patent number: 11972947
    Abstract: A semiconductor laminate film includes a silicon substrate and a semiconductor layer formed on the silicon substrate and containing silicon and germanium. The semiconductor layer having a surface roughness Rms of 1 nm or less. Further, the semiconductor layer satisfies the following relationship t?0.881×x?4.79 where t represents a thickness (nm) of the semiconductor layer, and x represents a ratio of the number of germanium atoms to a sum of the number of silicon atoms and the number of germanium atoms in the semiconductor layer. Also, the semiconductor layer being a mixed crystal semiconductor layer containing silicon and germanium.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: April 30, 2024
    Assignees: National University Corporation Tokyo University Of Agriculture And Technology, National Institute of Information and Communications Technology
    Inventors: Yoshiyuki Suda, Takahiro Tsukamoto, Akira Motohashi, Kyohei Degura, Katsumi Okubo, Takuma Yagi, Akifumi Kasamatsu, Nobumitsu Hirose, Toshiaki Matsui
  • Patent number: 11379770
    Abstract: The disclosed intelligent virtual agent provides a single, unified platform for completing a variety of diverse complex business transactions including a series of interactions between multiple people and the performance of multiple tasks occurring at different points in time.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: July 5, 2022
    Assignee: Accenture Global Solutions Limited
    Inventors: Keisuke Yamane, Takatsuna Awakura, Shinji Makabe, Takayuki Kumon, Hirotoshi Mizukami, Akira Yagi, Kazuya Sakada, Akihisa Naruo, Akio Hoshikawa
  • Publication number: 20200134532
    Abstract: The disclosed intelligent virtual agent provides a single, unified platform for completing a variety of diverse complex business transactions including a series of interactions between multiple people and the performance of multiple tasks occurring at different points in time.
    Type: Application
    Filed: October 2, 2019
    Publication date: April 30, 2020
    Inventors: Keisuke Yamane, Takatsuna Awakura, Shinji Makabe, Takayuki Kumon, Hirotoshi Mizukami, Akira Yagi, Kazuya Sakada, Akihisa Naruo, Akio Hoshikawa
  • Publication number: 20150047080
    Abstract: A compound microscope includes an optical microscope to acquire time-series successive optical observation images of an observation target, a scanning probe microscope to acquire time-series successive probe-derived observation images of the observation target, and a control device to simultaneously give a common control command to the optical microscope and the scanning probe microscope.
    Type: Application
    Filed: October 23, 2014
    Publication date: February 12, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Akira YAGI, Nobuaki SAKAI, Yoshitsugu UEKUSA, Shuichi ITO
  • Publication number: 20080306079
    Abstract: The invention presents an external preparation for allergic diseases containing 3?-hydroxymethyl-4-hydroxypyrrolido [1,2-f]2?,5?-pipera-zinedione as an active ingredient. This compound has a prophylactic and therapeutic effect of allergic diseases, and the external preparation of the invention can be used in prophylaxis and treatment of various allergic diseases (for example, atopic dermatitis, urticaria, allergic rhinitis, allergic conjunctivitis, pollinosis, allergic asthma, and others).
    Type: Application
    Filed: August 11, 2008
    Publication date: December 11, 2008
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku, Yoshiharu Kadota
  • Patent number: 7461677
    Abstract: A pneumatic tire suitable for competitive sports has a specified tread pattern comprising a central region and both shoulder regions, in which a plurality of bell-shaped wide-width main grooves each extended substantially bell-shapedly into both sides approximately centering on an equator of the tire are disposed in the tread at a given interval in the circumferential direction of the tire wherein the bell-shaped wide-width main groove has specified inclination angles in the central region and the shoulder region and specified groove width and groove depth, and a width of a connecting land portion at a position coming the bells-shaped wide-width main grooves closest to each other is not less than 1.5 mm, and the tire has a given negative ratio at the central region.
    Type: Grant
    Filed: September 15, 2005
    Date of Patent: December 9, 2008
    Assignee: Bridgestone Corporation
    Inventors: Youji Noguchi, Akira Yagi
  • Publication number: 20070109636
    Abstract: A specimen stage array includes specimen stages to hold specimens, respectively. The specimen stages include specimen fixing surfaces to which the specimens are fixed, respectively. All the specimen stages are arrayed so that the specimen fixing surfaces are included in a common plane.
    Type: Application
    Filed: January 12, 2007
    Publication date: May 17, 2007
    Applicant: Olympus Corporation
    Inventor: Akira Yagi
  • Publication number: 20060111356
    Abstract: The invention presents an external preparation for allergic diseases containing 3?-hydroxymethyl-4-hydroxypyrrolido[1,2-f]2?,5?-pipera-zinedione as an active ingredient. This compound has a prophylactic and therapeutic effect of allergic diseases, and the external preparation of the invention can be used in prophylaxis and treatment of various allergic diseases (for example, atopic dermatitis, urticaria, allergic rhinitis, allergic conjunctivitis, pollinosis, allergic asthma, and others).
    Type: Application
    Filed: April 21, 2003
    Publication date: May 25, 2006
    Applicant: Japan Bioproducts Inc. Co., Ltd.
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku, Yoshiharu Kadota
  • Publication number: 20060060278
    Abstract: A pneumatic tire suitable for competitive sports has a specified tread pattern comprising a central region and both shoulder regions, in which a plurality of bell-shaped wide-width main grooves each extended substantially bell-shapedly into both sides approximately centering on an equator of the tire are disposed in the tread at a given interval in the circumferential direction of the tire wherein the bell-shaped wide-width main groove has specified inclination angles in the central region and the shoulder region and specified groove width and groove depth, and a width of a connecting land portion at a position coming the bells-shaped wide-width main grooves closest to each other is not less than 1.5 mm, and the tire has a given negative ratio at the central region.
    Type: Application
    Filed: September 15, 2005
    Publication date: March 23, 2006
    Inventors: Youji Noguchi, Akira Yagi
  • Patent number: 6635620
    Abstract: The present invention relates to hydroxyproline derivatives represented by the following general formulas and the therapeutic agent containing the same for the impaired organs and tissues. (wherein R is hydrogen or optionally substituted alkyl) The hydroxyproline derivatives of the present invention possess cell-proliferative and cell-protective activities, and are effectively applied for the restoration and regeneration of impaired organs and tissues.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: October 21, 2003
    Assignee: Japan Bioproducts Ind. Co., Ltd.
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku
  • Patent number: 5986256
    Abstract: Disclosed is a scanning probe microscope using fluorescent light, comprising a lever section including a probe, an actuator for moving the probe and a sample relative to each other, a light source unit arranged at a position suitable for permitting at least one of the probe and the sample to be irradiated with light having a first wavelength or a second wavelength, which is emitted from the light source unit, and a detecting unit arranged at a position suitable for optically detecting the positional relationship between the probe and the sample, wherein a first fluorescent material, which emits light having the second wavelength when excited with light of the first wavelength, is imparted to one of the probe and the sample, a second fluorescent material, which emits light having a third wavelength when excited with light having the second wavelength, is imparted to the other of the probe and the sample, and the detecting unit optically detects the positional relationship between the probe and the sample based
    Type: Grant
    Filed: March 11, 1998
    Date of Patent: November 16, 1999
    Assignee: Olympus Optical Co., Ltd.
    Inventor: Akira Yagi
  • Patent number: 5952562
    Abstract: A scanning probe microscope includes a cantilever having a probe on its free end, a displacement measuring unit for measuring a displacement of the cantilever caused by an interaction between a specimen and the probe, and a tube actuator for supporting the cantilever and the displacement measuring unit and controlling the position of the probe in a three-dimensional manner, the actuator and the probe being arranged coaxial with each other. The apparatus also includes a special microscopic optical system including a pupil modulating element and an oblique illumination optical system for obliquely illuminating the specimen, which together constitute an optical microscope capable of high-power observation of optically transparent specimens.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: September 14, 1999
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Akira Yagi, Hiroyuki Nishida
  • Patent number: 5835251
    Abstract: A scanner system includes, a tube type piezoelectric scanner having a free end displaceable in X, Y and Z directions and supporting a sample at its free end, a driven for applying voltages to the scanner for displacing the sample an optical unit for optically detecting the X, Y and Z direction displacements of the free end and for outputting corresponding displacement signals, and a scan controller for computing correction signals based on the displacement signals so as to apply voltages which correct the voltage-displacement nonlinear characteristic of the scanner to the scanner and for supplying them to the driver.
    Type: Grant
    Filed: July 18, 1997
    Date of Patent: November 10, 1998
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Akitoshi Toda, Shuichi Ito, Hirofumi Miyamoto, Akira Yagi
  • Patent number: 5652377
    Abstract: A scanning method with a scanning probe microscope, wherein the scan time and the timing of data measurement are optimized on the basis of transient characteristics of vibration of the cantilever, and the ruggedness of the sample surface and the influence of the magnetic force inclination are measured in one scanning process, at every point of measurement, using a magnetic probe, so that the ruggedness of the sample surface and the magnetic force distribution are separately detected.
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: July 29, 1997
    Assignee: Olympus Optical Co., Ltd.
    Inventor: Akira Yagi
  • Patent number: D531570
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: November 7, 2006
    Assignee: Bridgestone Corporation
    Inventors: Yoji Noguchi, Akira Yagi
  • Patent number: D532362
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: November 21, 2006
    Assignee: Bridgestone Corporation
    Inventors: Yoji Noguchi, Akira Yagi