Patents by Inventor Hiroyuki Yanagisawa
Hiroyuki Yanagisawa 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).
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Publication number: 20230300301Abstract: A lighting device according to the present technology includes: a light source unit that has a light emitting element; a spatial light phase modulator that generates a plurality of reproduced images at intervals on an image surface by performing spatial light phase modulation on incident light from the light source unit; and a projection unit that superimposes and projects the plurality of reproduced images on a projection surface via different projection lenses.Type: ApplicationFiled: July 19, 2021Publication date: September 21, 2023Applicant: SONY GROUP CORPORATIONInventors: Shingo OHKAWA, Hiroyuki YANAGISAWA
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Patent number: 11353786Abstract: A polarizing beam splitter according to the present disclosure includes a transparent optical member, at least one first polarizing beam splitting film, and at least one second polarizing beam splitting film. The at least one first polarizing beam splitting film is disposed inside the transparent optical member to be tilted at a first tilt angle with respect to a first axis. The first axis is parallel to entering light. The at least one second polarizing beam splitting film is disposed inside the transparent optical member to be tilted at a second tilt angle with respect to the first axis. The second tilt angle is in a direction opposite to that of the first tilt angle.Type: GrantFiled: August 23, 2019Date of Patent: June 7, 2022Assignee: SONY CORPORATIONInventor: Hiroyuki Yanagisawa
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Publication number: 20210318606Abstract: A polarizing beam splitter according to the present disclosure includes a transparent optical member, at least one first polarizing beam splitting film, and at least one second polarizing beam splitting film. The at least one first polarizing beam splitting film is disposed inside the transparent optical member to be tilted at a first tilt angle with respect to a first axis. The first axis is parallel to entering light. The at least one second polarizing beam splitting film is disposed inside the transparent optical member to be tilted at a second tilt angle with respect to the first axis. The second tilt angle is in a direction opposite to that of the first tilt angle.Type: ApplicationFiled: August 23, 2019Publication date: October 14, 2021Inventor: HIROYUKI YANAGISAWA
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Publication number: 20210286249Abstract: A projection-type display apparatus including one or more light sources that emit pieces of light of first to third wavelength bands; first to third light modulation devices that modulate corresponding one of the pieces of light of the first to third wavelength bands; a color synthesis device that has a characteristic of reflecting or transmitting both S-polarized light and P-polarized light for the light of the first wavelength band, and reflecting the S-polarized light and transmitting the P-polarized light for the pieces of light of the second and third wavelength bands, and that synthesizes the pieces of light of the wavelength bands emitted from the first to third light modulation devices; and a projection optical system that projects the light synthesized by the color synthesis device, and full width at half maximum of a spectrum of the light of the first wavelength band that enters the color synthesis device is 40 nm or lower.Type: ApplicationFiled: July 27, 2017Publication date: September 16, 2021Inventors: YOSHIHISA SATO, HIROYUKI YANAGISAWA
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Patent number: 10701327Abstract: A first projection display apparatus includes a color separator (41A) that has first and second incident surfaces (S1a and S1b), and allows light in first to third wavelength bands to pass therethrough or reflects the light in the first to third wavelength bands; first to third reflective light modulators (15); a first polarization splitter (12G); a second polarization splitter (12RB); and a projection optical system (19). Light in at least one of the first to third wavelength bands enters the first incident surface of the color separator as first polarized light, and light in the other wavelength bands enters the second incident surface of the color separator as second polarized light orthogonal to the first polarized light.Type: GrantFiled: August 31, 2018Date of Patent: June 30, 2020Assignee: SONY CORPORATIONInventors: Yoshihisa Sato, Hiroyuki Yanagisawa, Masa Tanaka, Ryo Miyao
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Patent number: 10431394Abstract: An object of the present invention is to provide a capacitor excellent in reliability, of which charge-discharge characteristics are hardly deteriorated. The capacitor of the present invention includes: a capacitor element including a positive electrode and a negative electrode; and a case that stores the capacitor element together with an electrolytic solution, wherein at least one of the positive electrode and the negative electrode contains activated carbon, and a sum of volumes per unit weight of pores having a pore diameter of from 30 ? to 100 ? inclusive among pores of the activated carbon is 0.2 cm3/g or more.Type: GrantFiled: December 16, 2016Date of Patent: October 1, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Eri Hirose, Mitsuhiro Fujita, Hiroyuki Yanagisawa, Yasuyuki Ito
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Patent number: 10199179Abstract: An electrolytic solution for electric double layer capacitors includes an organic solvent and quaternary ammonium salt dissolved in the organic solvent. The organic solvent consists of sulfolane and chain sulfone. The quaternary ammonium salt is at least one of diethyl dimethyl ammonium salt and ethyl trimethyl ammonium salt.Type: GrantFiled: February 14, 2013Date of Patent: February 5, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yasuyuki Ito, Hiroyuki Yanagisawa
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Publication number: 20180376118Abstract: A first projection display apparatus includes a color separator (41A) that has first and second incident surfaces (S1a and S1b), and allows light in first to third wavelength bands to pass therethrough or reflects the light in the first to third wavelength bands; first to third reflective light modulators (15); a first polarization splitter (12G); a second polarization splitter (12RB); and a projection optical system (19). Light in at least one of the first to third wavelength bands enters the first incident surface of the color separator as first polarized light, and light in the other wavelength bands enters the second incident surface of the color separator as second polarized light orthogonal to the first polarized light.Type: ApplicationFiled: August 31, 2018Publication date: December 27, 2018Inventors: YOSHIHISA SATO, HIROYUKI YANAGISAWA, MASA TANAKA, RYO MIYAO
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Patent number: 10091478Abstract: A first projection display apparatus includes a color separator (41A) that has first and second incident surfaces (S1a and S1b), and allows light in first to third wavelength bands to pass therethrough or reflects the light in the first to third wavelength bands; first to third reflective light modulators (15); a first polarization splitter (12G); a second polarization splitter (12RB); and a projection optical system (19). Light in at least one of the first to third wavelength bands enters the first incident surface of the color separator as first polarized light, and light in the other wavelength bands enters the second incident surface of the color separator as second polarized light orthogonal to the first polarized light.Type: GrantFiled: April 15, 2016Date of Patent: October 2, 2018Assignee: SONY CORPORATIONInventors: Yoshihisa Sato, Hiroyuki Yanagisawa, Masa Tanaka, Ryo Miyao
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Publication number: 20180195693Abstract: Provided is an illumination apparatus by which illumination light is obtained efficiently. The illumination apparatus includes a light source device including a light source section that emits excitation light and a light emitting element that has a surface to be irradiated with the excitation light, in which light emitting element is excited by the irradiation of the surface with the excitation light and thereby emits fluorescence from the surface, and an illumination optical system that modulates the fluorescence derived from the light source device. The density distribution, on the surface, of the excitation light has a shape that follows a shape of a distribution of light-introduction efficiency of the illumination optical system.Type: ApplicationFiled: April 19, 2016Publication date: July 12, 2018Inventor: HIROYUKI YANAGISAWA
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Patent number: 9997300Abstract: A capacitor electrode includes a substrate having electrical conductivity, a conductive layer formed on a surface of the substrate, and an electrode layer formed on the conductive layer. The electrode layer is allowed to adsorb and desorb ions on a surface thereof. The conductive layer contains flake graphite. A density of the conductive layer is greater than 1.1 g/cm3. An average particle size D50 of the flake graphite, which is measured by using a dynamic light scattering method, is less than or equal to 10 ?m.Type: GrantFiled: July 6, 2016Date of Patent: June 12, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuyuki Ito, Hiroyuki Yanagisawa, Koichi Morikawa, Eri Hirose, Nao Matsumura, Mitsuhiro Fujita
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Patent number: 9988672Abstract: To provide a method for selectively detecting the methylation of particular cytosines in genomic DNA using a methylcytosine detection method using an anti-methylcytosine antibody to improve quantitativity and reliability. A method for detecting the methylated state of cytosine at a specific position contained in a nucleic acid, includes fragmenting the nucleic acid using a restriction enzyme; forming a double-stranded nucleic acid between the fragmented nucleic acid and a single-stranded nucleic acid having a base sequence capable of hybridizing with the fragmented nucleic acid but incapable of resulting in the formation of a base pair with cytosine at a specific position in the fragmented nucleic acid and a solid phase-binding site; binding the double-stranded nucleic acid on a solid phase using the solid phase-binding site; and measuring the amount of an antibody binding to the double-stranded nucleic acid on the solid phase.Type: GrantFiled: March 13, 2014Date of Patent: June 5, 2018Assignee: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Ryoji Kurita, Hiroyuki Yanagisawa, Kyoko Yoshioka, Osamu Niwa
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Publication number: 20180131917Abstract: A first projection display apparatus includes a color separator (41A) that has first and second incident surfaces (S1a and S1b), and allows light in first to third wavelength bands to pass therethrough or reflects the light in the first to third wavelength bands; first to third reflective light modulators (15); a first polarization splitter (12G); a second polarization splitter (12RB); and a projection optical system (19). Light in at least one of the first to third wavelength bands enters the first incident surface of the color separator as first polarized light, and light in the other wavelength bands enters the second incident surface of the color separator as second polarized light orthogonal to the first polarized light.Type: ApplicationFiled: April 15, 2016Publication date: May 10, 2018Inventors: YOSHIHISA SATO, HIROYUKI YANAGISAWA, MASA TANAKA, RYO MIYAO
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Publication number: 20170148580Abstract: An object of the present invention is to provide a capacitor excellent in reliability, of which charge-discharge characteristics are hardly deteriorated. The capacitor of the present invention includes: a capacitor element including a positive electrode and a negative electrode; and a case that stores the capacitor element together with an electrolytic solution, wherein at least one of the positive electrode and the negative electrode contains activated carbon, and a sum of volumes per unit weight of pores having a pore diameter of from 30 ? to 100 ? inclusive among pores of the activated carbon is 0.2 cm3/g or more.Type: ApplicationFiled: December 16, 2016Publication date: May 25, 2017Inventors: ERI HIROSE, MITSUHIRO FUJITA, HIROYUKI YANAGISAWA, YASUYUKI ITO
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Patent number: 9481324Abstract: A vehicle battery charger for charging a vehicle that is operable to detect a disengagement of a connecter or a preparing operation of the disengagement of the connector by a change in an electric current value of an electric current output from a terminal of the connecter and to stop charging a storage battery of the vehicle upon the detection includes a charging device configured to charge the vehicle, and a simulation operation device configured to change the electric current value by switching a pathway of the electric current output from the terminal of the connecter in a state that the connecter is in engagement and the preparing operation of the disengagement of the connecter is not carried out so as to cause the vehicle to stop charging the storage battery.Type: GrantFiled: November 23, 2012Date of Patent: November 1, 2016Assignee: Hitachi Metals, Ltd.Inventors: Masayoshi Kaneyasu, Takafumi Kai, Hiroyuki Yanagisawa, Hiroyuki Ito
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Publication number: 20160314907Abstract: A capacitor electrode includes a substrate having electrical conductivity, a conductive layer formed on a surface of the substrate, and an electrode layer formed on the conductive layer. The electrode layer is allowed to adsorb and desorb ions on a surface thereof. The conductive layer contains flake graphite. A density of the conductive layer is greater than 1.1 g/cm3. An average particle size D50 of the flake graphite, which is measured by using a dynamic light scattering method, is less than or equal to 10 ?m.Type: ApplicationFiled: July 6, 2016Publication date: October 27, 2016Inventors: YASUYUKI ITO, HIROYUKI YANAGISAWA, KOICHI MORIKAWA, ERI HIROSE, NAO MATSUMURA, MITSUHIRO FUJITA
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Patent number: 9352662Abstract: A vehicle battery charger for providing a charging current to a rechargeable vehicle battery which stores electric traction power includes a relay for interrupting the charging current, and fault diagnosing means for switching an operating condition of the relay to thereby diagnose a fault in the relay. At a time of starting and/or stopping a supply of the charging current, if a given condition is satisfied, the fault diagnosing means executes a diagnosis of the fault, or if the given condition is not satisfied, the fault diagnosing means does not execute a diagnosis of the fault.Type: GrantFiled: January 7, 2014Date of Patent: May 31, 2016Assignee: HITACHI METALS, LTD.Inventors: Masayoshi Kaneyasu, Takafumi Kai, Hiroyuki Yanagisawa, Hiroyuki Ito
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Publication number: 20160138080Abstract: To provide a method for selectively detecting the methylation of particular cytosines in genomic DNA using a methylcytosine detection method using an anti-methylcytosine antibody to improve quantitativity and reliability. A method for detecting the methylated state of cytosine at a specific position contained in a nucleic acid, includes fragmenting the nucleic acid using a restriction enzyme; forming a double-stranded nucleic acid between the fragmented nucleic acid and a single-stranded nucleic acid having a base sequence capable of hybridizing with the fragmented nucleic acid but incapable of resulting in the formation of a base pair with cytosine at a specific position in the fragmented nucleic acid and a solid phase-binding site; binding the double-stranded nucleic acid on a solid phase using the solid phase-binding site; and measuring the amount of an antibody binding to the double-stranded nucleic acid on the solid phase.Type: ApplicationFiled: March 13, 2014Publication date: May 19, 2016Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Ryoji Kurita, Hiroyuki Yanagisawa, Kyoko Yoshioka, Osamu Niwa
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Patent number: 9248749Abstract: A vehicle charging equipment includes a charging equipment main body, a charging cable, a charge connector to be fitted to a vehicle-side connector and having a release button, a release button circuit to which voltage is applied from the vehicle to detect depression of the release button, a winding-up device to wind up the charging cable, a fit determination means for determining the fitting of the charge connector to the vehicle-side connector, and an automatic winding-up controller. The fit determination means includes a voltage detection unit and a fit determination portion, the voltage detection unit detecting voltage applied to the release button circuit to detect depression of the release button, and the fit determination portion determining the fitting of the vehicle-side connector based on the voltage detected. The automatic winding-up controller determines removal of the charge connector from the vehicle-side connector based on the determination by the fit determination means.Type: GrantFiled: January 9, 2014Date of Patent: February 2, 2016Assignee: HITACHI METALS, LTD.Inventors: Masayoshi Kaneyasu, Takafumi Kai, Hiroyuki Yanagisawa, Hiroyuki Ito, Takahiro Futatsumori
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Patent number: 9153982Abstract: A vehicle battery charging apparatus includes a charging connector including a charging current output terminal for outputting a charging current to a vehicle having an electric motor as a drive source and a proximity detection terminal for detecting a proximity of the charging connector to a inlet on the vehicle, a voltage output portion that outputs a voltage from the proximity detection terminal via a first resistor, a detection means that can detect a variation in current flowing through the first resistor caused by fitting the charging connector to the vehicle inlet, and a control section that detects the proximity of the charging connector and the vehicle inlet based on the variation in current flowing through the first resistor detected by the detection means, and enables the charging current output terminal to output a charging current when the proximity is detected.Type: GrantFiled: September 12, 2012Date of Patent: October 6, 2015Assignee: HITACHI METALS, LTD.Inventors: Takafumi Kai, Masayoshi Kaneyasu, Hiroyuki Yanagisawa