Patents by Inventor Masanobu Ishida
Masanobu Ishida 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: 20240113174Abstract: A laminate includes an amorphous glass substrate, and an AlN layer formed on the amorphous glass substrate. The AlN layer is c-axis oriented on the amorphous glass substrate, a glass transition temperature (Tg) of the amorphous glass substrate is 720° C. to 810° C., a coefficient of thermal expansion (CTE) of the amorphous glass substrate is 3.5×10?6 [1/K] to 4.0×10?6 [1/K], and a softening point of the amorphous glass substrate is 950° C. to 1050° C.Type: ApplicationFiled: December 7, 2023Publication date: April 4, 2024Applicants: Japan Display Inc., MEIJO UNIVERSITYInventors: Masanobu IKEDA, Arichika ISHIDA, Satoshi KAMIYAMA, Motoaki IWAYA, Tetsuya TAKEUCHI
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Publication number: 20240068925Abstract: A particle analyzer (100) includes: a light source that emits excitation light (EL1) including light having a wavelength of 400 nm or less; a lens structure (41) that collects excitation light (EL1) at a predetermined position (51s) in a flow path (53); a detection unit (7) that detects light (FL) emitted from a particle as the particle (51) flowing through the predetermined position is excited by the excitation light (EL1); and a processing unit (120) that processes detection data acquired by the detection unit (7). The lens structure (41) includes a plurality of lenses (411) arranged along an optical axis of the excitation light (EL1); and a lens frame (412) holding the plurality of lenses (411). At least one (G12) of the plurality of lenses (411) is positioned in the lens frame (412) by abutting on a lens adjacent to the lens.Type: ApplicationFiled: December 9, 2021Publication date: February 29, 2024Applicant: Sony Group CorporationInventors: Takeshi Hatakeyama, Satoshi Nagae, Masanobu Nonaka, Kenji Ishida, Naomichi Kikuchi, Takashi Kato
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Patent number: 7518160Abstract: In a wavelength converter converting a wavelength of light emitted from a light source and outputting an output light containing light whose wavelength is converted, which comprises a fluorescent substance dispersed in a transparent matrix, the fluorescent substance has semiconductor fine particles containing at least one univalent metal element selected from alkali metal and Ag, an element of group III in the periodic table selected from indium and gallium, and sulfur, and does not substantially contain Cd and Se. Hence, a wavelength converter having a conversion efficiency of equal to or more than that of a converter containing CdSe can be provided by using a semiconductor material formed of a highly safe composition.Type: GrantFiled: October 30, 2006Date of Patent: April 14, 2009Assignee: Kyocera CorporationInventors: Masato Fukudome, Fujito Nakakawaji, Masanobu Ishida, Tsutae Iryou
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Publication number: 20070096128Abstract: In a wavelength converter converting a wavelength of light emitted from a light source and outputting an output light containing light whose wavelength is converted, which comprises a fluorescent substance dispersed in a transparent matrix, the fluorescent substance has semiconductor fine particles containing at least one univalent metal element selected from alkali metal and Ag, an element of group III in the periodic table selected from indium and gallium, and sulfur, and does not substantially contain Cd and Se. Hence, a wavelength converter having a conversion efficiency of equal to or more than that of a converter containing CdSe can be provided by using a semiconductor material formed of a highly safe composition.Type: ApplicationFiled: October 30, 2006Publication date: May 3, 2007Applicant: KYOCERA CORPORATIONInventors: Masato FUKUDOME, Fujito Nakakawaji, Masanobu ISHIDA, Tsutae Iryou
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Patent number: 6358487Abstract: A carbon black having an average particle size of at most 13 nm, Dmod of at most 80 nm, a D½/Dmod ratio of at most 0.6 and at least pH 5.Type: GrantFiled: June 22, 1999Date of Patent: March 19, 2002Assignee: Mitsubishi Chemical CorporationInventors: Yoshihiro Omae, Nobutake Mise, Yutaka Fukuyama, Yuuichi Sekine, Takaharu Yamamoto, Hiroaki Takehara, Tsuyoshi Yamaguchi, Susumu Nakajima, Masanobu Ishida, Mamoru Nakayama, Hiroshi Maeda
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Patent number: 6356173Abstract: A high-frequency module in which a plurality of cavities are formed on the surface of a dielectric board, internal high-frequency signal transmission lines are connected to high-frequency devices in the cavities and are located in the cavities, the internal high-frequency signal transmission lines being electromagnetically coupled to the external high-frequency signal transmission line, and the high-frequency devices in the cavities are connected to each other relying on the electromagnetic coupling through the external line. The high-frequency module enables high-frequency signals to be transmitted among the high-frequency devices with a small loss. The module has a very simple structure, and is cheaply produced, and offers an advantage that it can be easily obtained in a small size.Type: GrantFiled: May 28, 1999Date of Patent: March 12, 2002Assignee: Kyocera CorporationInventors: Koichi Nagata, Kenji Kitazawa, Shinichi Koriyama, Shigeki Morioka, Takanori Kubo, Hidehiro Minamiue, Masanobu Ishida, Akira Nakayama, Naoyuki Shino
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Patent number: 6329065Abstract: A wiring board having an insulating substrate of aluminum oxide ceramics and a surface wiring layer formed on the surface of said insulating substrate, wherein the aluminum oxide ceramics constituting said insulating substrate contains a manganese compound in an amount of from 2.0 to 10.0% by weight in terms of MnO2, and has a relative density of not smaller than 95%, and said surface wiring layer contains copper in an amount of from 10 to 70% by volume and at least one high-melting metal selected from the group consisting of tungsten and molybdenum in an amount of from 30 to 90% by volume, and further contains copper as a matrix, said copper matrix having a diffusion structure in which are diffused the particles of said high-melting metal having an average particle diameter of from 1 to 10 &mgr;m.Type: GrantFiled: August 23, 1999Date of Patent: December 11, 2001Assignee: Kyocera CorporationInventors: Masanobu Ishida, Shigeki Yamada, Yasuhiko Yoshihara, Masamitsu Onitani
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Patent number: 6294244Abstract: A wiring board of the present invention is equipped with an insulating board formed of a sintered product of silicon nitride containing a silicon nitride crystal phase, and a metal circuit formed on said insulating board, wherein said sintered product of silicon nitride contains a rare earth element (RE) and magnesium in a total amount of from 4 to 30 mol % calculated as oxides and at a molar ratio (RE2O3/MgO) calculated as oxides of from 0.1 to 15, and has a relative density of not smaller than 90% and a heat conductivity of not smaller than 50 W/m·K. The wiring board is equipped with the insulating board having very excellent heat-radiating property and a large strength, and is very useful as a wiring board for, for example, power modules.Type: GrantFiled: December 21, 1998Date of Patent: September 25, 2001Assignee: Kyocera CorporationInventors: Toshihiro Iwaida, Teruhisa Makino, Masanobu Ishida, Tomohide Hasegawa, Hirosi Okayama
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Patent number: 5874378Abstract: A sintered aluminum nitride contains rare earth elements (RE) in amounts of from 3 to 10% by weight in terms of RE.sub.2 O.sub.3, alkaline earth elements (R) in amounts of from 0.3 to 3.0% by weight in terms of RO, and silicon atoms in an amount of from 0.3 to 1.0% by weight in terms of SiO.sub.2, the grain boundaries of AlN crystals being chiefly a YAG type crystalline phase. The sintered product is obtained by firing at a temperature as low as 1700.degree. C. or lower, has a thermal conductivity of not smaller than 60 W/m.cndot.K, loses weight in an amount of not more than 10 mg/cm.sup.2 when it is left to stand in a 4N NaOH aqueous solution maintained at 70.degree. C. for one hour, and exhibits excellent resistance against the alkalis.Type: GrantFiled: June 23, 1997Date of Patent: February 23, 1999Assignee: Kyocera CorporationInventors: Masanobu Ishida, Toshihiro Iwaida, Hiroshi Okayama
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Patent number: 5250478Abstract: Disclosed is an aluminum nitride sintered body comprising aluminum nitride and a sintering aid, wherein the sintering aid is composed mainly of at least one component selected, as the oxide, from the group consisting of Yb.sub.2 O.sub.3 and Er.sub.2 O.sub.3, and the sintered body contains up to 0.5% by weight of Yb and/or Er as the metal and has a density of 3.2 to 3.3 g/cm.sup.3 and a heat conductivity of at least 170 W/m.multidot.k.If a CaO component is incorporated as the second sintering aid in an amount of up to 0.1% by weight, the heat conductivity is further increased.Type: GrantFiled: January 17, 1992Date of Patent: October 5, 1993Assignee: Kyocera CorporationInventors: Masanobu Ishida, Yoshihiro Okawa
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Patent number: 5154795Abstract: A system for setting an analysis condition for a thermal analysis of a fluid inside an apparatus, wherein a gas flow-in temperature in the apparatus, a gas flow-in rate, and an apparatus outer wall temperature are set as critical conditions, the interior of the apparatus being under a high pressure atmosphere and heated by a heater, an analysis mesh shape, a pressure inside the apparatus and other values, and a heater power, are set as initial values, and a simulation is carried out so that an optimum operating condition is obtained, wherein the relationship between heater power by which a heater monitoring temperature is maintained at a constant value and a gas flow rate at the entrance while changing the apparatus internal pressure is obtained by a trial experiment, and the simulation is carried out by changing the gas flow rate at the entrance in accordance with the heater power and the gas flow rate at the entrance set as the initial value.Type: GrantFiled: June 11, 1990Date of Patent: October 13, 1992Assignees: Mitsubishi Kasei Polytec Company, Mitsubishi Kasai CorporationInventors: Masanobu Ishida, Yukio Yamaguchi, Fumio Orito, Kizuku Katano, Hideo Okada, Fumikazu Yajima
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Patent number: 5124284Abstract: Disclosed is an aluminium nitride sintered body composed of a sintered body of aluminum nitride, erubium (Er) metal or its compound and calcium (Ca) metal or its compounds, said sintered body containing 1.8 to 10% by weight of an erubium component calculated as an oxide and more than 0 to not more than 2% by weight of a calcium component calculated as an oxide, and consisting of crystal grains of aluminum nitride and an intergranular phase composed mainly of an aluminate other than Er.sub.3 Al.sub.5 O.sub.12, said sintered body further having a bulk density of 3.2 to 3.6 g/cm.sup.3.Type: GrantFiled: June 6, 1990Date of Patent: June 23, 1992Assignee: Kyocera CorporationInventors: Masanobu Ishida, Nobuyuki Ito, Keiko Higashi
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Patent number: 4804823Abstract: A ceramic heater having a ceramic substrate, a heat-generating resistor disposed in the interior of the ceramic substrate or on the surface of the ceramic substrate and terminals connected to both the ends of the heat-generating resistor, wherein the ceramic substrate is composed of a sintered body of a nitride of an element selected from the group consisting of silicon and aluminum and the heat-generating resistor is composed of a ceramic layer containing titanium nitride (TiN) or tungsten carbide (WC).Type: GrantFiled: July 29, 1987Date of Patent: February 14, 1989Assignee: Kyocera CorporationInventors: Norio Okuda, Noriyoshi Nakanishi, Masahiro Yamamoto, Shinsuke Takenishi, Kenichiro Miyahara, Hiroaki Sonoda, Masanobu Ishida