Patents by Inventor Kazuhiro Takahashi
Kazuhiro Takahashi 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: 11974432Abstract: According to one embodiment, a semiconductor storage device includes a plurality of electrode films on a substrate, spaced from one another in a first direction. A charge storage film is provided on a side face the electrode films via a first insulating film. A semiconductor film is provided on a side face of the charge storage film via a second insulating film. The charge storage film includes a plurality of insulator regions contacting the first insulating film, a plurality of semiconductor or conductor regions provided between the insulator regions and another insulator region.Type: GrantFiled: August 26, 2021Date of Patent: April 30, 2024Assignee: Kioxia CorporationInventors: Hiroyuki Yamashita, Yuta Saito, Keiichi Sawa, Kazuhiro Matsuo, Yuta Kamiya, Shinji Mori, Kota Takahashi, Junichi Kaneyama, Tomoki Ishimaru, Kenichiro Toratani, Ha Hoang, Shouji Honda, Takafumi Ochiai
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Publication number: 20240088490Abstract: Provided is a laminate that enables a further improvement in flame retardancy as compared with a conventional laminate. A laminate in accordance with the present disclosure includes: a metal plate; and a silicone rubber layer provided on a surface of the metal plate, the silicone rubber layer containing a flame retardant silicone rubber compound and a fiber-based flame retardant, and the flame retardant silicone rubber compound being rated as V-0 or higher according to UL94 standard.Type: ApplicationFiled: September 6, 2023Publication date: March 14, 2024Applicant: UCHIYAMA MANUFACTURING CORP.Inventors: Yohei SHIOMOTO, Kazuhiro TAKAHASHI
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Patent number: 11926227Abstract: In a moving-object power supply system, a control unit selects, as a power transmission segment, one of segments included in at least one power transmission section. The control unit supplies, through a power supply circuit, power to the power transmission segment to thereby generate a magnetic field through a power transmission coil of the power transmission segment. The control unit determines, based on an ascertained first electrical characteristic of the power transmission segment and an ascertained second electrical characteristic of at least one power non-transmission segment, whether there is a malfunction in each of the power transmission segment and the at least one power non-transmission segment.Type: GrantFiled: November 17, 2021Date of Patent: March 12, 2024Assignee: DENSO CORPORATIONInventors: Kouji Mazaki, Nobuhisa Yamaguchi, Eisuke Takahashi, Mitsuru Shibanuma, Shinpei Takita, Masaya Takahashi, Hayato Sumiya, Masaki Kanesaki, Takuya Kiguchi, Kazuhiro Uda, Yuusei Nakayashiki
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Publication number: 20240079177Abstract: A multilayer coil component includes an element body, a plurality of coil conductors, a first resistive layer, and a second resistive layer. The plurality of coil conductors are disposed in the element body and electrically connected to each other. The plurality of coil conductors include a first coil conductor and a second coil conductor adjacent to each other. The first resistive layer and the second resistive layer oppose each other between the first coil conductor and the second coil conductor. The first resistive layer is in contact with the first coil conductor.Type: ApplicationFiled: July 26, 2023Publication date: March 7, 2024Applicant: TDK CORPORATIONInventors: Yusuke NAGAI, Kazuhiro EBINA, Takahiro SATO, Masaki TAKAHASHI, Takashi ENDO, Yuya ISHIMA, Kosuke ITO, Takuya MIYASHITA
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Patent number: 11906207Abstract: A two-stage refrigeration apparatus (500) includes a first cycle (510) and a second cycle (520). The first cycle (510) includes a first compressor (511), a first condenser (512), a first expansion mechanism (513), and a first evaporator (514) that are arranged in such a manner as to be connected to the first cycle. A first refrigerant circulates through the first cycle. The second cycle (520) includes a second downstream-side condenser (523) and a second evaporator (527) that are arranged in such a manner as to be connected to the second cycle. A second refrigerant circulates through the second cycle. The first evaporator (514) and the second downstream-side condenser (523) constitute a cascade condenser (531). In the cascade condenser (531), heat is exchanged between the first refrigerant and the second refrigerant. At least one of the first refrigerant and the second refrigerant is a refrigerant mixture containing at least 1,2-difluoroethylene (HFO-1132(E)).Type: GrantFiled: June 26, 2020Date of Patent: February 20, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Eiji Kumakura, Takuro Yamada, Atsushi Yoshimi, Ikuhiro Iwata, Mitsushi Itano, Daisuke Karube, Yuuki Yotsumoto, Kazuhiro Takahashi, Tatsuya Takakuwa, Yuzo Komatsu, Shun Ohkubo
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Publication number: 20240050792Abstract: The present disclosure provides a novel azeotropic or azeotrope-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane (HFC-143), 1-chloro-2, 2-difluoroethane (HCFC-142), or 1,2-dichloro-1-fluoroethane (HCFC-141); and a separation method using the composition. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HFC-143. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-142. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-141. A separation method of a composition comprising hydrogen fluoride and at least one member selected from the group consisting of HFC-143, HCFC-142, and HCFC-141.Type: ApplicationFiled: October 24, 2023Publication date: February 15, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventor: Kazuhiro TAKAHASHI
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Publication number: 20240034721Abstract: Provided is, as a radioactive halogen labeling precursor compound that is highly reactive and stable, a compound represented by the following general formula (II): wherein R1 and R2 each independently represent an alkyl group having 5 to 20 carbon atoms, X1 and X2 each independently represent a halogen atom, and R3 represents a monovalent group derived from a sugar, or the like.Type: ApplicationFiled: January 18, 2022Publication date: February 1, 2024Applicants: TOKYO INSTITUTE OF TECHNOLOGY, FUKUSHIMA MEDICAL UNIVERSITY, TAIYO NIPPON SANSO CORPORATIONInventors: Hiroshi TANAKA, Kazuhiro TAKAHASHI, Miho SUZUKI
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Publication number: 20230416175Abstract: An object is to provide an efficient method for producing HFC-143 or HFO-1132. Provided as a means for solution is a method for producing 1,1,2-trifluoroethane (HFC-143), comprising subjecting 1,1,2-trifluoroethylene to a reduction reaction with a reducing agent in the presence of a catalyst to obtain HFC-143.Type: ApplicationFiled: September 7, 2023Publication date: December 28, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazuhiro TAKAHASHI, Takehiro CHAKI, Tsubasa NAKAUE, Tomoyuki IWAMOTO, Megumi KUSHIDA
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Patent number: 11841246Abstract: The disclosure provides a device holding member and a device holding member set. The device holding member is engaged with a bottom member formed with a hole or a frame supporting the bottom member and holds a device arranged on the bottom member. The device holding member includes a belt and a locking member. The belt includes an end part provided with an engaging member engageable with an edge part of the bottom member or the frame and holds the device. The locking member is provided between the engaging member and the device and locks a part of the belt to the hole.Type: GrantFiled: August 15, 2021Date of Patent: December 12, 2023Assignee: FUNAI ELECTRIC CO., LTD.Inventors: Manabu Murayama, Naoyuki Wakabayashi, Kazuhiro Takahashi, Shingo Hamada
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Publication number: 20230384177Abstract: Disclosed is a pressure and temperature sensor capable of precisely measuring a pressure. A sensor body, a diaphragm defining an accommodation space together with the sensor body, and a transmission substance charged in the accommodation space are provided, and a pressure measurement body and a temperature measurement body which is a separate body from the pressure measurement body are disposed in the accommodation space.Type: ApplicationFiled: October 8, 2021Publication date: November 30, 2023Inventors: Tadayoshi MATSUSHITA, Kentaro YAMAMOTO, Kazuhiro TAKAHASHI, Keizo OISHI, Hiroshi KOKITA
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Patent number: 11826596Abstract: The present disclosure provides a novel azeotropic or azeotrope-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane (HFC-143), 1-chloro-2,2-difluoroethane (HCFC-142), or 1,2-dichloro-1-fluoroethane (HCFC-141); and a separation method using the composition. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HFC-143. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-142. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-141. A separation method of a composition comprising hydrogen fluoride and at least one member selected from the group consisting of HFC-143, HCFC-142, and HCFC-141.Type: GrantFiled: October 7, 2021Date of Patent: November 28, 2023Assignee: DAIKIN INDUSTRIES, LTD.Inventor: Kazuhiro Takahashi
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Publication number: 20230373881Abstract: In order to produce high yields of astatine-211 without contamination of chloride ions, provided is a method for producing astatine-211, including (1) a step of generating astatine-211 by irradiating bismuth with ? rays; (2) a step of heating the astatine-211 generated in step (1) to vaporize; (3) a step of cooling the astatine-211 that has been vaporized in step (2) and collecting the astatine-211 with a volatile and polar solvent to obtain an astatine-211 solution; (4) a step of adding a weak acid salt to the astatine-211 solution obtained in step (3) to obtain an astatine-211 solution containing the weak acid salt; and (5) a step of removing the solvent from the astatine-211 solution containing the weak acid salt obtained in step (4).Type: ApplicationFiled: May 6, 2021Publication date: November 23, 2023Applicants: TOKYO INSTITUTE OF TECHNOLOGY, FUKUSHIMA MEDICAL UNIVERSITYInventors: Hiroshi TANAKA, Kazuhiro TAKAHASHI, Miho SUZUKI
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Patent number: 11820933Abstract: A refrigeration cycle apparatus (10) includes a refrigerant circuit (11) including a compressor (12), a heat source-side heat exchanger (13), an expansion mechanism (14), and a usage-side heat exchanger (15). In the refrigerant circuit (11), a refrigerant containing at least 1,2-difluoroethylene (HFO-1132 (E)) is sealed. At least during a predetermined operation, in at least one of the heat source-side heat exchanger (13) and the usage-side heat exchanger (15), a flow of the refrigerant and a flow of a heating medium that exchanges heating with the refrigerant are counter flows.Type: GrantFiled: June 26, 2020Date of Patent: November 21, 2023Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Eiji Kumakura, Takuro Yamada, Atsushi Yoshimi, Ikuhiro Iwata, Mitsushi Itano, Daisuke Karube, Yuuki Yotsumoto, Kazuhiro Takahashi, Tatsuya Takakuwa, Yuzo Komatsu, Shun Ohkubo
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Publication number: 20230357893Abstract: In a titanium material, when a chemical composition of a surface is analyzed by X-ray photoelectron spectroscopy, the titanium material contains, as a composition of the surface, Zn: 0.1 atom% or more and Ca: 0.5 atom% or more, and the titanium material contains, as a composition of a surface oxide film, C: 20.0 atom% or less and F: 5.0 atom% or less.Type: ApplicationFiled: September 14, 2021Publication date: November 9, 2023Applicant: NIPPON STEEL CORPORATIONInventors: Minami MATSUMOTO, Kazuhiro TAKAHASHI
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Publication number: 20230331647Abstract: An object of the present invention is to provide a method that can efficiently remove water contained in pentafluoropropane. Provided as a solution is a method comprising distilling a composition comprising pentafluoropropane and water to thereby extract pentafluoropropane with a water content higher than that of the composition as a first stream, and pentafluoropropane with a water content lower than that of the composition as a second stream.Type: ApplicationFiled: June 21, 2023Publication date: October 19, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuuko OHHIGASHI, Tatsuya TAKAKUWA, Kazuhiro TAKAHASHI
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Publication number: 20230321956Abstract: To provide a glass plate with resin frame and a method for producing a glass plate with resin frame, by which high gloss of a design surface with a color expressed by a decorative molding can be achieved. A glass plate 10 with resin frame, which comprises a glass plate 12, a resin frame 14 provided on a peripheral portion of the glass plate 12, and a decorative molding 16 disposed on the resin frame 14, the resin frame 14 being formed integrally with the glass plate 12 and the decorative molding 16, wherein the decorative molding 16 is a transparent design film, and when the glass plate 10 with resin frame is attached to a vehicle, the decorative molding 16 is disposed on the vehicle exterior side.Type: ApplicationFiled: June 15, 2023Publication date: October 12, 2023Applicant: AGC Inc.Inventors: Yoshio KOSAKA, Kazuhiro TAKAHASHI
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Patent number: 11780793Abstract: The present disclosure provides a method for producing HFC-143 at low cost and more efficiently than when using conventional methods. Specifically, the present disclosure provides a method for producing 1,1,2-trifluoroethane (HFC-143), comprising performing one or more fluorination reactions by bringing at least one chlorine-containing compound selected from the group consisting of 2-chloro-1,1-difluoroethane (HCFC-142) and 1-chloro-1,2-difluoroethane (HCFC-142a) into contact with hydrogen fluoride to obtain a reaction gas containing HFC-143, hydrogen chloride, and hydrogen fluoride.Type: GrantFiled: August 18, 2021Date of Patent: October 10, 2023Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Takehiro Chaki, Tsubasa Nakaue, Megumi Kushida, Kazuhiro Takahashi
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Patent number: 11780300Abstract: A fixed window glass with a division bar, includes a fixed window glass adapted to be fixed to a vehicle and having an edge portion; and a division bar attached to the edge portion, the division bar comprising a guide portion formed in a U-shaped in section configured to guide elevating and lowering movement of an elevating window glass; wherein the division bar further comprises a first member fixed to the edge portion of the fixed window glass, and a second member to be attachable to the first member from an exterior side of the vehicle; and wherein the second member is attached to the first member, and the division bar has an exterior side surface exposed on the exterior side of the vehicle such that the exposed exterior side surface forms a flush surface.Type: GrantFiled: February 25, 2021Date of Patent: October 10, 2023Assignee: AGC INC.Inventors: Naonori Hatta, Ryoichi Urata, Kazuhiro Takahashi, Yoshio Kosaka
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Patent number: 11774357Abstract: A terahertz wave attenuated total reflection spectroscopic method, includes: a first step of disposing a measurement target of which a volume is changed during a measurement period on a reflection surface; and a second step of acquiring data including a plurality of detection results respectively corresponding to a plurality of times separated from each other during the measurement period by allowing a terahertz wave to be incident on the reflection surface from a side opposite to the measurement target and by detecting the terahertz wave reflected on the reflection surface, during the measurement period. In the second step, a state in which a substantially constant pressure is applied to the measurement target disposed on the reflection surface is maintained during the measurement period.Type: GrantFiled: September 14, 2021Date of Patent: October 3, 2023Assignee: HAMAMATSU PHOTONICS K.K.Inventors: Kazuhiro Takahashi, Kouichiro Akiyama, Hiroshi Satozono
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Publication number: 20230294497Abstract: A vehicle window parts assembly includes a fixed window glass with a division bar, the fixed window glass with a division bar including a fixed window glass having an outer periphery, a resin frame attached to the periphery, and a division bar attached to a surface of the resin frame opposite to the fixed window glass and having a guide portion formed therein, such that the resin frame and the division bar are integrally molded to the fixed window glass as an integral molded product; and a glass run including a first glass run vertical side, a second glass run vertical side, and a glass run upper side connecting the first glass run vertical side and the second glass run vertical side; wherein the glass run further includes a first coupler, and the fixed window glass with a division bar further includes a second coupler.Type: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Applicant: AGC Inc.Inventors: Kazuhiro TAKAHASHI, Ryoichi URATA, Naonori HATTA, Takafumi INOUE