Patents by Inventor Masaki Nakano
Masaki Nakano 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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Patent number: 10321819Abstract: An ophthalmic imaging apparatus of an embodiment scans a subject's eye with OCT to acquire a cross sectional image. A measurement unit performs OCT. An imaging unit acquires a moving image of the subject's eye. A display controller controls a display device to display the moving image acquired by the imaging unit, and two or more scan pattern images corresponding to two or more scan lines representing scan positions and scan directions in the moving image and arranged such that at least two of the two or more scan pattern images intersect one another. An operation unit is used for changing a relative position between the two or more scan pattern images. A measurement controller controls the measurement unit to perform OCT based on the two or more scan lines corresponding to the two or more scan pattern images after the relative position have been changed.Type: GrantFiled: July 13, 2015Date of Patent: June 18, 2019Assignee: KABUSHIKI KAISHA TOPCONInventors: Ryota Ishiai, Masaki Nakano
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Publication number: 20190062880Abstract: Provided is a rare earth thin film magnet having Nd, Fe and B as essential components, which is characterized in that a Nd—Fe—B base film is formed on a Si substrate having an oxide film formed on a surface thereof and has a composition in which the Nd content is higher than that of a stoichiometric composition and that a film (nano composite film) is formed on the base film and has a texture in which an ?-Fe phase and Nd2Fe14B are alternately arranged and three-dimensionally dispersed. The rare earth thin film magnet provided is less susceptible to the occurrence of film separation and substrate breakage and exhibits favorable magnetic properties.Type: ApplicationFiled: March 29, 2017Publication date: February 28, 2019Inventors: Masaki Nakano, Hirotoshi Fukunaga, Takeshi Yanai, Hironobu Sawatari
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Publication number: 20180134510Abstract: Provided is a method for manufacturing a combined yarn bundle including the steps of bringing the two or more carbon fiber precursor yarns which travel approximately parallel to one another into contact with a first roller at a wrap angle of 20° or more. Then, the two or more carbon fiber precursor yarns are split into two and brought into contact with a pair of second rollers, so that the carbon fiber precursor yarns are rotated approximately 90° between the first roller and the pair of second rollers. Next, the carbon fiber precursor yarns delivered from one second roller are brought into contact with a third front roller and a third rear roller, and the carbon fiber precursor yarns delivered from the other second roller are brought into contact with the third rear roller without bringing them into contact with the third front roller, so that these carbon fiber precursor yarns are combined on the third rear roller.Type: ApplicationFiled: April 27, 2016Publication date: May 17, 2018Applicant: TORAY INDUSTRIES, INC.Inventors: Keiichi Ishio, Koichi Aizu, Masaki Nakano
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Patent number: 9854658Abstract: An extreme ultraviolet light generation apparatus may include: a chamber in which extreme ultraviolet light is generated when a target is irradiated with a laser beam inside the chamber; a target supply part configured to supply the target into the chamber; and a target collector configured to collect the target which is supplied by the target supply part but is not irradiated with the laser beam in a collection container, by receiving the target on a receiving surface having a contact angle of equal to or smaller than 90 degrees with the target.Type: GrantFiled: May 11, 2016Date of Patent: December 26, 2017Assignee: Gigaphoton Inc.Inventors: Fumio Iwamoto, Masaki Nakano, Tsukasa Hori
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Publication number: 20170356081Abstract: A rare earth thin-film magnet of a Nd—Fe—B film deposited on a Si substrate, wherein, when the film thickness of the rare earth thin film is 70 ?m or less, the Nd content satisfies the conditional expression of 0.15?Nd/(Nd+Fe)?0.25 in terms of an atomic ratio; when the film thickness of the rare earth thin film is 70 ?m to 115 ?m (but excluding 70 ?m), the Nd content satisfies the conditional expression of 0.18?Nd/(Nd+Fe)?0.25 in terms of an atomic ratio; and when the film thickness of the rare earth thin film is 115 ?m to 160 ?m (but excluding 115 ?m), the Nd content satisfies the conditional expression of 0.20?Nd/(Nd+Fe)?0.25 in terms of an atomic ratio. An object of the present invention is to provide a rare earth thin-film magnet having a maximum film thickness of 160 ?m and which is free from film separation and substrate fracture, and a method of producing such a rare earth thin-film magnet by which the thin film can be stably deposited.Type: ApplicationFiled: October 19, 2015Publication date: December 14, 2017Inventors: Masaki Nakano, Hirotoshi Fukunaga, Takeshi Yanai, Hironobu Sawatari
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Publication number: 20170325679Abstract: An ophthalmic imaging apparatus of an embodiment scans a subject's eye with OCT to acquire a cross sectional image. A measurement unit performs OCT. An imaging unit acquires a moving image of the subject's eye. A display controller controls a display device to display the moving image acquired by the imaging unit, and two or more scan pattern images corresponding to two or more scan lines representing scan positions and scan directions in the moving image and arranged such that at least two of the two or more scan pattern images intersect one another. An operation unit is used for changing a relative position between the two or more scan pattern images. A measurement controller controls the measurement unit to perform OCT based on the two or more scan lines corresponding to the two or more scan pattern images after the relative position have been changed.Type: ApplicationFiled: July 13, 2015Publication date: November 16, 2017Applicant: KABUSHIKI KAISHA TOPCONInventors: Ryota ISHIAI, Masaki NAKANO
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Publication number: 20170215266Abstract: A vibrator unit may be configured to apply vibration to a target material supplied to an inside of a target flow path. The vibrator unit may include a vibration transmission member to be brought into contact with a first member including the target flow path therein, and a piezoelectric member to be brought into contact with the vibration transmission member. The piezoelectric member may be configured to vibrate in response to an electric signal from the outside. The vibration dumping rate of the vibration transmission member may be smaller than the vibration dumping rate of the first member.Type: ApplicationFiled: April 6, 2017Publication date: July 27, 2017Applicant: Gigaphoton Inc.Inventors: Toshiyuki HIRASHITA, Fumio IWAMOTO, Tsukasa HORI, Masaki NAKANO
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Publication number: 20160343482Abstract: The present invention provides a rare earth thin film magnet having Nd, Fe, and B as essential components, wherein the rare earth thin film magnet has a texture in which an ?-Fe phase and a Nd2Fe14B phase are alternately arranged three-dimensionally, and each phase has an average crystal grain size of 10 to 30 nm. An object of this invention is to provide a rare earth thin film magnet having superior mass productivity and reproducibility and favorable magnetic properties, as well as to provide the production method thereof and a target for producing the thin film.Type: ApplicationFiled: March 3, 2015Publication date: November 24, 2016Applicant: JX Nippon Mining & Metals CorporationInventors: Masaki Nakano, Hirotoshi Fukunaga, Takeshi Yanai, Masaru Itakura, Hironobu Sawatari
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Publication number: 20160255709Abstract: An extreme ultraviolet light generation apparatus may include: a chamber in which extreme ultraviolet light is generated when a target is irradiated with a laser beam inside the chamber; a target supply part configured to supply the target into the chamber; and a target collector configured to collect the target which is supplied by the target supply part but is not irradiated with the laser beam in a collection container, by receiving the target on a receiving surface having a contact angle of equal to or smaller than 90 degrees with the target.Type: ApplicationFiled: May 11, 2016Publication date: September 1, 2016Applicant: Gigaphoton Inc.Inventors: Fumio IWAMOTO, Masaki NAKANO, Tsukasa HORI
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Patent number: 9351388Abstract: A target supply device may include a reservoir configured to hold a target material in its interior in liquid form, a vibrating element configured to apply vibrations to the reservoir, a target sensor configured to detect droplets of the target material outputted from the reservoir, a control unit configured to set parameters based on a result of the detection performed by the target sensor, a function generator configured to generate an electrical signal having a waveform based on the parameters, and a power source configured to apply a driving voltage to the vibrating element in accordance with the electrical signal.Type: GrantFiled: October 20, 2015Date of Patent: May 24, 2016Assignee: GIGAPHOTON INC.Inventors: Masaki Nakano, Osamu Wakabayashi
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Publication number: 20160044773Abstract: A target supply device may include a reservoir configured to hold a target material in its interior in liquid form, a vibrating element configured to apply vibrations to the reservoir, a target sensor configured to detect droplets of the target material outputted from the reservoir, a control unit configured to set parameters based on a result of the detection performed by the target sensor, a function generator configured to generate an electrical signal having a waveform based on the parameters, and a power source configured to apply a driving voltage to the vibrating element in accordance with the electrical signal.Type: ApplicationFiled: October 20, 2015Publication date: February 11, 2016Applicant: GIGAPHOTON INC.Inventors: Masaki NAKANO, Osamu WAKABAYASHI
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Patent number: 9198272Abstract: A target supply device may include a reservoir configured to hold a target material in its interior in liquid form, a vibrating element configured to apply vibrations to the reservoir, a target sensor configured to detect droplets of the target material outputted from the reservoir, a control unit configured to set parameters based on a result of the detection performed by the target sensor, a function generator configured to generate an electrical signal having a waveform based on the parameters, and a power source configured to apply a driving voltage to the vibrating element in accordance with the electrical signal.Type: GrantFiled: March 17, 2014Date of Patent: November 24, 2015Assignee: GIGAPHOTON INC.Inventors: Masaki Nakano, Osamu Wakabayashi
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Publication number: 20150160182Abstract: Soil-water-air coupled analyzing computes various matrices with respect to a time rate of volume change of a soil skeleton, tangent stiffness and water permeability, air permeability, moisture characteristic and mass of soil, based on the settings of soils such as clay, intermediate soil and sand with regard to respective soil elements of a soil foundation, settings of a solid soil model and settings of analysis conditions, establishes simultaneous equations using these matrices, provides a boundary condition regarding deformation, a stress rate or the like, a hydraulic condition regarding pore water and an air boundary condition regarding pore air and determines solutions of unknown “jerk field”, pore water pressure field and pore air field. This enables the soil foundation made of any type of soil in any state to be analyzed with high accuracy.Type: ApplicationFiled: June 25, 2013Publication date: June 11, 2015Inventors: Toshihiro Noda, Masaki Nakano, Takahiro Yoshikawa, Akira Asaoka
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Patent number: 8898312Abstract: A terminal allows immediate receipt of notification, while holding down the load on a management control device. The terminal has a timer value storage for storing a timer value, a counter for counting the cycle indicated by the timer value, a connection request part for transmitting a connection request to the management control device every time when the counting is finished, an event detector for detecting an event, and a timer value modifier for modifying the timer value to a value indicating a shorter cycle, upon occurrence of the event. The connection request part further transmits the connection request to the management control device, upon occurrence of detecting the event, and the timer value modifier modifies the timer value a value indicating a longer cycle, upon receiving a message indicating that there is no processing request from the management control device.Type: GrantFiled: November 14, 2011Date of Patent: November 25, 2014Assignee: Hitachi, Ltd.Inventors: Miho Kondo, Masaki Nakano, Tadashi Matsuoka
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Patent number: 8853656Abstract: Offset in the ejection direction of target material droplets is corrected in order to stabilize EUV output in an EUV light source device. An extreme ultraviolet light source device includes a droplet generation device 110 that outputs target material droplets 101 towards a predetermined plasma emission point 103; a charging device 130 that charges the target material droplets 101; a trajectory correction device 140 that generates a force field in the trajectory to correct the travel direction of the charged target material droplets 101a so that the charged target material droplets 101a travel towards the plasma emission point 103; and a laser light source 150 that irradiates, at the plasma emission point 103, a laser beam onto the charged target material to generate plasma thereby.Type: GrantFiled: August 4, 2009Date of Patent: October 7, 2014Assignee: Gigaphoton Inc.Inventors: Tatsuya Yanagida, Masaki Nakano, Akira Endo
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Publication number: 20140284502Abstract: A target supply device may include a reservoir configured to hold a target material in its interior in liquid form, a vibrating element configured to apply vibrations to the reservoir, a target sensor configured to detect droplets of the target material outputted from the reservoir, a control unit configured to set parameters based on a result of the detection performed by the target sensor, a function generator configured to generate an electrical signal having a waveform based on the parameters, and a power source configured to apply a driving voltage to the vibrating element in accordance with the electrical signal.Type: ApplicationFiled: March 17, 2014Publication date: September 25, 2014Applicant: GIGAPHOTON INC.Inventors: Masaki NAKANO, Osamu WAKABAYASHI
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Patent number: 8843934Abstract: Provided is a resource management method in a system which individually limits a resource amount used by a software module (143) and adjusts the total of the maximum resource amounts used by respective software modules to be smaller than the entire system resource amount. When installing or executing a new software module, step 406 checks whether a software module group already installed or being executed is stably operating according to an execution history thereof; and step 407 checks whether to enable the installation or execution by including the maximum actual resource use value in the total from the execution history.Type: GrantFiled: October 2, 2009Date of Patent: September 23, 2014Assignee: Hitachi, Ltd.Inventors: Masaki Nakano, Shinichiro Kawasaki
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Patent number: 8662903Abstract: An electric component structure is provided with at least two electrical conductive parts, an insulator and a magnetic flux generating structure. The electrical conductive parts are arranged with an electric line of force existing between adjacent ones of the conductive parts. The insulator holds the conductive parts. The magnetic flux generating structure generates a magnetic flux with magnetic flux lines oriented in a direction different from a direction of the electric line of force existing between the adjacent ones of the conductive parts.Type: GrantFiled: June 24, 2010Date of Patent: March 4, 2014Assignee: Nissan Motor Co., Ltd.Inventors: Kensuke Sasaki, Kenta Suzuki, Yasuhiro Kinbara, Tadashi Kasuya, Masaki Nakano
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Patent number: 8604451Abstract: A target supply apparatus controls a gas pressure inside a tank storing a liquid target material to be outputted from a nozzle by a pressure of gas supplied from a gas supply having a pressure regulator. The target supply apparatus comprises a gas passage introducing gas supplied from the gas supply into the tank, and a high-precision pressure regulator arranged on the gas passage and regulating a pressure of gas flowing the gas passage. The high-precision pressure regulator is able to regulate pressure with accuracy higher than the pressure regulator.Type: GrantFiled: December 18, 2009Date of Patent: December 10, 2013Assignee: Gigaphoton Inc.Inventors: Takayuki Yabu, Masaki Nakano, Hitoshi Nagano, Takanobu Ishihara
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Patent number: 8569721Abstract: In an LPP type EUV light source apparatus, the intensity of radiated EUV light is stabilized by improving the positional stability of droplets. The extreme ultra violet light source apparatus includes: a chamber in which extreme ultra violet light is generated; a target supply division including a target tank for storing a target material therein and an injection nozzle for injecting the target material in a jet form, for supplying the target material into the chamber; a charging electrode applied with a direct-current voltage between the target tank and itself, for charging droplets when the target material in the jet form injected from the injection nozzle is broken up into the droplets; a laser for applying a laser beam to the droplets of the target material to generate plasma; and a collector mirror for collecting extreme ultra violet light radiated from the plasma to output the extreme ultra violet light.Type: GrantFiled: February 18, 2009Date of Patent: October 29, 2013Assignee: Gigaphoton Inc.Inventors: Masaki Nakano, Akira Endo