Patents Assigned to NGK Insulators
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Patent number: 11996544Abstract: Provided is a coin-shaped lithium secondary battery including a positive electrode plate which is a lithium complex oxide sintered plate; a negative electrode plate which is a titanium-containing sintered plate; a separator interposed between the positive electrode plate and the negative electrode plate; an electrolytic solution with which the positive electrode plate, the negative electrode, and the separator are impregnated; and an exterior body having a closed space, the closed space accommodating the positive electrode plate, the negative electrode plate, the separator, and the electrolytic solution, the lithium secondary battery having a thickness of 0.7 to 1.6 mm and a diameter of 10 to 20 mm.Type: GrantFiled: October 14, 2020Date of Patent: May 28, 2024Assignee: NGK INSULATORS, LTD.Inventors: Yukinobu Yura, Kazuki Maeda, Shunsuke Mizukami
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Patent number: 11996313Abstract: A member for semiconductor manufacturing apparatus has a structure in which a hollow ceramic shaft is provided on a back surface of a ceramic plate having a front surface serving as a wafer placement surface. The member for semiconductor manufacturing apparatus includes an RF electrode embedded in the ceramic plate, an RF connector disposed outside of the hollow interior of the ceramic shaft, and an RF link member provided between the RF connector and the RF electrode. The RF link member has a branching portion consisting of a plurality of RF rods, and the branching portion extends to the outside of the ceramic shaft.Type: GrantFiled: December 15, 2021Date of Patent: May 28, 2024Assignee: NGK INSULATORS, LTD.Inventor: Ryuji Tamura
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Patent number: 11994053Abstract: An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; conductive connecting portions arranged on a surface of the pillar shaped honeycomb structure; and a pressing member configured to press the metal electrodes against the conductive connecting portions, so that the metal electrodes are electrically connected to the pillar shaped honeycomb structure. Each of the conductive connecting portions has an electrical resistivity lower than that of the pillar shaped honeycomb structure.Type: GrantFiled: August 24, 2022Date of Patent: May 28, 2024Assignee: NGK INSULATORS, LTD.Inventors: Hironori Takahashi, Naoki Okamoto
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Publication number: 20240172332Abstract: An electrically heating support includes: a honeycomb structure 1 including a honeycomb structure portion 10 having an outer peripheral wall 100; and electrode layers 11 provided on a surface of the outer peripheral wall 100; metal electrodes 2; and a plurality of thermally sprayed fixed layers 3, wherein each of the pair of metal electrodes 2 includes: a base portion 20; and a comb tooth-shaped connection portion 21 having a plurality of teeth portions 23, wherein each of the tooth portions 23 includes at least one first portion 23a and at least one second portion 23b narrower than the first portion 23a, and wherein at least one of the thermally sprayed fixed layers 3 is provided on an outer peripheral surface of the honeycomb structure 1 and the at least one second portion 23b so that the connection portion 21 is fixed to the honeycomb structure 1.Type: ApplicationFiled: November 6, 2023Publication date: May 23, 2024Applicants: NGK INSULATORS, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuta NAGATANI, Shinobu SHIMASAKI
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Publication number: 20240167411Abstract: An electrically heating catalytic converter according to the present invention includes: a honeycomb structure 1 having an outer peripheral wall and partition walls defining a plurality of cells; a pair of metal electrodes 2 connected to the honeycomb structure 1; and a housing 3 provided with an inlet 30 and an outlet 31, the housing 3 storing the honeycomb structure 1 therein, wherein the honeycomb structure 1 has a plurality of regions comprising a central region including an axial center of the honeycomb structure and an outer peripheral region adjacent to the outer peripheral wall, wherein the opening percentage of the central region is less than or equal to 0.9 times that of the outer peripheral region, and wherein a diameter of the central region is more than or equal to 65% and less than or equal to 135% of that of the inlet of the housing.Type: ApplicationFiled: November 6, 2023Publication date: May 23, 2024Applicants: NGK INSULATORS, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takashi TAKADA, Hitomi FURUKAWA, Takahiro SADAMITSU, Toshinori OKI, Shingo KORENAGA, Yoshio YAMASHITA
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Patent number: 11986778Abstract: A gas separation apparatus includes a gas supply part and a zeolite membrane. The gas supply part supplies a mixed gas at a pressure greater than or equal to 10 atm and less than or equal to 200 atm. The mixed gas contains at least CH4, CO2, and N2. A water content of the mixed gas is made less than or equal to 3000 ppm. The zeolite membrane allows CO2 and N2 in the mixed gas to permeate therethrough, to thereby separate CO2 and N2 from CH4. The zeolite membrane is made of zeolite. The zeolite contains Al. A ratio of alkali metal to whole framework elements in the zeolite is less than or equal to 6.0 mol %. An amount of substance of the alkali metal in the zeolite is less than an amount of substance of Al.Type: GrantFiled: July 22, 2020Date of Patent: May 21, 2024Assignee: NGK INSULATORS, LTD.Inventor: Kenichi Noda
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Patent number: 11990635Abstract: A frame structure assembly kit is provided. The frame structure assembly kit includes: a bottom frame structure including a plurality of longitudinal bottom frames and a plurality of lateral bottom frames assembled into a grid or ladder, wherein a part of the longitudinal bottom frames and/or the lateral bottom frames bends or extends upward to form at least one guide for determining the position of each battery unit; a top frame structure including a plurality of top longitudinal frames and a plurality of top lateral frames assembled into a grid or ladder; and a plurality of pillars having a length corresponding to the height of the battery units for connecting four corners of the bottom frame structure to the respective four corners of the top frame structure into a rectangular housing capable of accommodating the battery units.Type: GrantFiled: September 9, 2019Date of Patent: May 21, 2024Assignee: NGK INSULATORS, LTD.Inventor: Seiji Hayakawa
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Patent number: 11986812Abstract: A honeycomb structure according to at least one embodiment of the present invention includes: partition walls defining cells each extending from a first end surface of the honeycomb structure to a second end surface thereof to form a fluid flow path; and an outer peripheral wall. The partition walls and the outer peripheral wall are each formed of ceramics containing silicon carbide and silicon. A surface of the silicon has formed thereon an oxide film having a thickness of from 0.1 ?m to 5.0 ?m.Type: GrantFiled: March 11, 2022Date of Patent: May 21, 2024Assignee: NGK INSULATORS, LTD.Inventors: Makoto Hamazaki, Takayuki Inoue, Kohei Yamada
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Patent number: 11990783Abstract: Provided is a scheme of providing a plurality of users other than a main user such as an owner with a discharge capacity which a secondary battery system potentially has. A user interface providing device includes an acquisition part, a receiving part, a determination part, and a generation part. The acquisition part acquires a discharge capacity capable of providing to a whole plurality of users other than a main user in a discharge capacity of a secondary battery system. The receiving part receives a logon of a user included in the plurality of users. The determination part determines a usable discharge capacity for a logged-on user from the discharge capacity capable of providing to the whole plurality of users. The generation part generates information indicating contents of a user interface screen including a screen element indicating the usable discharge capacity for the logged-on user.Type: GrantFiled: April 12, 2022Date of Patent: May 21, 2024Assignee: NGK INSULATORS, LTD.Inventors: Motohiro Fukuhara, Kenta Asano, Fumiya Kosaka
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Publication number: 20240162592Abstract: A waveguide device includes: a waveguide member capable of guiding an electromagnetic wave having a frequency of 30 GHz or more and 20 THz or less; a support substrate configured to support the waveguide member; and a low-dielectric constant portion. The waveguide member includes: an inorganic material substrate; and coplanar electrodes arranged above the inorganic material substrate. The support substrate is arranged below the inorganic material substrate. The low-dielectric constant portion is arranged below the inorganic material substrate, and has a dielectric constant smaller than a dielectric constant of the inorganic material substrate.Type: ApplicationFiled: January 25, 2024Publication date: May 16, 2024Applicant: NGK INSULATORS, LTD.Inventors: Kentaro TANI, Jungo KONDO
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Publication number: 20240163980Abstract: A honeycomb structure according to the present invention includes: a honeycomb structure portion 10 including an outer peripheral wall 100 and partition walls 101 arranged on an inner side of the outer peripheral wall 100, the partition walls 101 defining a plurality of cells 101a each forming a flow path extending one end face to other end face; and a magnetic material powder 11 attached to or filled in at least one of the plurality of cells 101a, wherein a volume and/or weight of the magnetic material powder 11 per unit volume varies in an axial direction AD and/or an axis orthogonal direction OD of the honeycomb structure portion 10.Type: ApplicationFiled: September 15, 2023Publication date: May 16, 2024Applicant: NGK INSULATORS, LTD.Inventors: Shuichi ICHIKAWA, Takuya ISHIHARA, Yukio MIYAIRI
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Publication number: 20240162016Abstract: A wafer placement table includes a ceramic plate, a cooling plate, a space layer, and a space layer forming portion. The ceramic plate has a wafer placement portion at an upper surface of the ceramic plate and incorporates electrodes. The cooling plate is joined to a lower surface of the ceramic plate and has a refrigerant passage. The space layer is provided between the refrigerant passage and an upper surface of the cooling plate. The space layer forming portion is a part, surrounding the space layer, of the cooling plate. The space layer forming portion has a seam. The seam is formed by metal bonding without a seal member.Type: ApplicationFiled: April 27, 2023Publication date: May 16, 2024Applicant: NGK INSULATORS, LTD.Inventors: Ryuji TAMURA, Ikuhisa MORIOKA, Hiroya SUGIMOTO, Keita MINE
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Patent number: 11984605Abstract: A positive electrode of a lithium secondary battery includes a sheet-like positive electrode current collector having conductivity, and a positive electrode active material plate that is a plate-like ceramic sintered compact joined to the positive electrode current collector via a conductive joint layer. The positive electrode active material plate includes at least one active material plate element. This at least one active material plate element is joined to the positive electrode current collector. A main surface of the active material plate element that opposes the positive electrode current collector includes a joint region in which the conductive joint layer exists between the positive electrode current collector and the active material plate element and a non-joint region in which the conductive joint layer does not exist between the positive electrode current collector and the active material plate element. The non joint region is arranged around the joint region.Type: GrantFiled: September 14, 2020Date of Patent: May 14, 2024Assignee: NGK INSULATORS, LTD.Inventors: Masahiko Hibino, Takayuki Kondo, Tetsushige Yoshida
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Patent number: 11984870Abstract: A bonded body includes a supporting substrate composed of a metal oxide, a piezoelectric material substrate, a bonding layer provided between the supporting substrate and piezoelectric material substrate and having a composition of Si(1-x)Ox (0.008?x?0.408), and an amorphous layer provided between the bonding layer and supporting substrate. The oxygen ratio of the amorphous layer is higher than the oxygen ratio of the supporting substrate.Type: GrantFiled: April 15, 2021Date of Patent: May 14, 2024Assignee: NGK INSULATORS, LTD.Inventors: Yudai Uno, Masashi Goto, Tomoyoshi Tai
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Patent number: 11984329Abstract: A ceramic heater includes a ceramic plate. The ceramic plate has a wafer placement surface and has an inner-peripheral-side zone that has a circular shape and an outer-peripheral-side zone that has an annular shape. An inner-peripheral-side resistance heating element that has a two-dimensional shape is disposed in the inner-peripheral-side zone. An outer-peripheral-side is resistance heating element that has a coil shape is disposed in the outer-peripheral-side zone. A terminal of inner-peripheral-side resistance heating element and a terminal of the outer-peripheral-side resistance heating element are disposed in the inner-peripheral-side.Type: GrantFiled: April 23, 2021Date of Patent: May 14, 2024Assignee: NGK INSULATORS, LTD.Inventors: Masaki Ishikawa, Shuichiro Motoyama
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Publication number: 20240153809Abstract: A member for a semiconductor manufacturing apparatus includes a ceramic plate; a composite plate joined to a lower surface of the ceramic plate; a cooling plate formed of a metal material, disposed on a lower surface of the composite plate; a first fastener that fastens the composite plate and the cooling plate; a support plate that is formed of an insulating material and supports a lower surface of the cooling plate; and a second fastener that fastens the cooling plate and the support plate, wherein, when the ceramic plate is heated from room temperature to high temperature, a first layered body including the ceramic plate and the composite plate deforms such that a central portion of the first layered body is convex, and a second layered body including the cooling plate and the support plate deforms such that a central portion of the second layered body is convex.Type: ApplicationFiled: April 19, 2023Publication date: May 9, 2024Applicant: NGK INSULATORS, LTD.Inventors: Masaki ISHIKAWA, Tatsuya KUNO, Taro USAMI
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Publication number: 20240155743Abstract: An induction heating device according to the present invention includes: an induction heating coil 10 with a conductor 100 wound around a predetermined axis line AL; a member 11 including at least one soft magnetic material 110, the at least one soft magnetic material 110 being disposed at or on an outer side of each of axial end portions 102 of the induction heating coil 10 in an extending direction of the axis line AL; and a heating object 2 disposed on an inner side of the induction heating coil 10 and the member 11, the heating object 2 being configured to be heatable by induction heating using a magnetic flux from the induction heating coil 10.Type: ApplicationFiled: October 30, 2023Publication date: May 9, 2024Applicants: NGK INSULATORS, LTD., NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITYInventors: Kazuhiro UMETANI, Shota KAWAHARA, Daiki MIYAKE, Masataka ISHIHARA, Eiji HIRAKI, Shuichi ICHIKAWA, Yukio MIYAIRI, Masaaki MASUDA, Takuya ISHIHARA
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Publication number: 20240151311Abstract: A butterfly valve 100 provided in a flow path for a first fluid flowing through a heat exchanger. The butterfly valve 100 includes: a valve plate 110 provided in the flow path; a shaft 120 for rotatably supporting the valve plate 110 in the flow path; and at least one valve plate auxiliary member 130 in contact with at least one plate surface 111a, 111b of the valve plate 100, the valve plate auxiliary member 130 having an extending portion 131 extending radially outwardly from an outer peripheral surface 112 of the valve plate 110. The valve plate auxiliary member 130 is made of a material having a lower Young's modulus than that of the valve plate 110.Type: ApplicationFiled: September 11, 2023Publication date: May 9, 2024Applicant: NGK INSULATORS, LTD.Inventors: Ryushiro AKAISHI, Tatsuo KAWAGUCHI, Hiroshi MIZUNO, Fumitaka TAKEUCHI, Shinnosuke IWASAKI, Yui HONDA KURIMOTO
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Patent number: 11978682Abstract: A first frame is supported by a heat sink plate, surrounds an unmounted region of the heat sink plate, contains a resin, and has a first surface. A second frame contains a resin, and has a second surface opposing the first surface. An external terminal electrode passes between the first surface and the second surface. An adhesive layer contains a resin, and includes a lower portion, an upper portion, and an intermediate portion. The lower portion connects the external terminal electrode and the first surface to each other. The upper portion connects the external terminal electrode and the second surface to each other. The intermediate portion is disposed within a through hole of the external terminal electrode, and connects the lower portion and the upper portion to each other.Type: GrantFiled: November 19, 2021Date of Patent: May 7, 2024Assignees: NGK ELECTRONICS DEVICES, INC., NGK INSULATORS, LTD.Inventors: Yoshio Tsukiyama, Akiyoshi Osakada, Teppei Yamaguchi
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Patent number: 11970961Abstract: A pillar shaped honeycomb structure, including: a porous partition wall that define a plurality of cells, the plurality of cells forming flow paths for a fluid, the plurality of cells extending from an inflow end face to an outflow end face; and an outer peripheral wall located at the outermost circumference. The plurality of cells include: a plurality of first cells; and a plurality of second cells having a lower cross-sectional area than that of the plurality of first cells. An interior of each of the second cells is filled with a material comprising a magnetic substance. Each of the second cells are arranged adjacent to at least one of the first cells.Type: GrantFiled: May 19, 2021Date of Patent: April 30, 2024Assignee: NGK INSULATORS, LTD.Inventors: Yukio Miyairi, Masaaki Masuda, Kyohei Kato, Norihiro Wakida