Patents Assigned to Noritake Itron Corporation
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Patent number: 11157126Abstract: A touch panel is formed by laminating: a glass substrate having a touch surface; an X-axis sensor unit having parallel patterns, each of which having diamond-shaped X-axis lattices 10A and 10B aligned in an X-axis direction; an Y-axis sensor unit having parallel patterns each of which having Y-axis lattices 14A and 14B aligned in a Y-axis direction; and an insulation layer arranged between the X-axis sensor unit and the Y-axis sensor unit. The X-axis lattices and the Y-axis lattices are not overlapped when seen from a side of the touch surface. A gap 17 is formed between a frame line 10a of the X-axis lattice and a frame line 14a of the Y-axis lattice. A protrusion part 12 extended parallel to a lattice side of a fine lattice from the frame line 10a of the X-axis lattices 10A and 10B is arranged in the gap 17.Type: GrantFiled: March 18, 2020Date of Patent: October 26, 2021Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Takehiro Nakao, Kazuya Nasu
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Patent number: 11062871Abstract: An analog amplification vacuum tube of the present invention suppresses influences of filament vibration on amplification characteristics. The analog amplification vacuum tube of the present invention is provided with a filament, an anode, a grid and a vibration-proof part. The filament is tensioned linearly and emits thermal electrons. The anode is disposed parallel to the filament. The grid is disposed between the filament and the anode so as to face the anode. The vibration-proof part includes a thin film usable in a vacuum environment and the thin film comes into contact with part of the filament.Type: GrantFiled: January 10, 2019Date of Patent: July 13, 2021Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Kazunori Tatsuda, Takehiro Nakao, Tomotaka Ezaki
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Publication number: 20200328057Abstract: An analog amplification vacuum tube of the present invention suppresses influences of filament vibration on amplification characteristics. The analog amplification vacuum tube of the present invention is provided with a filament, an anode, a grid and a vibration-proof part. The filament is tensioned linearly and emits thermalelectrons. The anode is disposed parallel to the filament. The grid is disposed between the filament and the anode so as to face the anode. The vibration-proof part includes a thin film usable in a vacuum environment and the thin film comes into contact with part of the filament.Type: ApplicationFiled: January 10, 2019Publication date: October 15, 2020Applicants: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Kazunori TATSUDA, Takehiro NAKAO, Tomotaka EZAKI
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Patent number: 10778224Abstract: To provide a method for lighting a backlight of a capacitive touch switch module in which driving of the backlight hardly affects sensitivity of a touch switch. An electrical noise generated when a LED backlight 6 is driven is suppressed by at least one of (1) setting timings of turning on and/or turning off of pulse waveforms for light emitting diode backlights in a pulse modulation system not to be the same but to be different from each other, and (2) lengthening a time necessary for at least one of rising and falling of the pulse waveform in the pulse modulation system.Type: GrantFiled: March 1, 2019Date of Patent: September 15, 2020Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Yukari Takeda, Toru Kohama, Kazuhisa Shibata
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Patent number: 10655209Abstract: There is provided an inexpensive electromagnetic shield that can achieve exceptional shielding and display visibility characteristics, and provide high environmental resistance as necessary. In an electromagnetic shield (1), an intermediate layer (3) is formed on a glass substrate (2) comprising soda lime glass, an electroconductive layer (4) of Al is formed thereon, and openings (5) are formed by wet etching on the intermediate layer (3) and the electroconductive layer (4) after these layers have been formed by sputtering or vacuum deposition. Furthermore, an ITO layer (6) is formed on the entire glass surface including the intermediate layer (3) and the electroconductive layer (4) after the openings (5) are formed. In this configuration, the intermediate layer (3) comprises a mixture of at least one metal selected from chromium, molybdenum, and tungsten, and at least one oxide selected from oxides of silicon, oxides of aluminum, and oxides of titanium.Type: GrantFiled: March 20, 2014Date of Patent: May 19, 2020Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Hitoshi Tsuji, Tadami Maeda, Isamu Kanda
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Patent number: 10509522Abstract: To provide a capacitive touch switch capable of improving ununiformity of design and improving appearance relating to design or decorativeness. A capacitive touch switch 1 includes a glass substrate 2, a sensor portion formed at a side of an opposite surface opposite to a touch surface of the glass substrate. The sensor portion includes a center portion A of a wire attached portion 4 to a flexible printed circuit, and a connection portion C connected to the wire network B. In the connection portion C, an opening rate in a capacitive touch switch panel is increased by setting an electrode pattern width to be thinner from the wire attached portion A toward the wire network B.Type: GrantFiled: December 9, 2016Date of Patent: December 17, 2019Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Hitoshi Tsuji, Isamu Kanda, Tadami Maeda, Kouichi Okuyama, Misa Yamanaka
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Patent number: 10198121Abstract: To provide a projected capacitive touch switch panel having sensor units that are easy to adjust and that minimally reflect visible light, and furthermore having adequate environment-resistance properties. A projected capacitive touch switch panel 1 comprising a glass substrate 2 that has a sensor unit 3 for performing detection along the X direction, and a glass substrate 4 that has a sensor unit 5 for performing detection along the Y direction, in which: the two glass substrates are laminated, and the sensor units are sandwiched between the glass substrates so as to face each other; each of the sensor units has a sensor electrode comprising an Al thin film, and a blackened film including at least one metal selected from Cr, Mo, and W.Type: GrantFiled: March 13, 2015Date of Patent: February 5, 2019Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Hitoshi Sakuda, Isamu Kanda, Tadami Maeda
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Patent number: 10031612Abstract: Provided is a capacitive touch switch panel on which it is possible to form a transparent sensor electrode having high quality design shape and reduced reflection of visible light, and which moreover has excellent appearance and ample environmental resistance. This capacitive touch switch panel 1 is provided with a glass substrate 2, and with a sensor part 3 formed on this glass substrate 2. The sensor part 3 has a sensor electrode 4, this sensor electrode 4 comprising an Al thin film formed by sputtering or vacuum deposition into a switch configuration on the glass substrate 2 at the opposite surface side 2b from a touch surface 2a, the sensor part 3 having an intermediate layer between the glass substrate 2 and at least a portion of the Al thin film. This intermediate layer comprises a thin film that includes at least one metal selected from Cr, Mo, and W.Type: GrantFiled: September 19, 2014Date of Patent: July 24, 2018Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Tadami Maeda, Isamu Kanda, Koji Kato, Takahiro Okamoto, Hitoshi Sakuda, Misa Yamanaka, Naoya Katsumura, Yuuki Nakayama
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Publication number: 20170103867Abstract: A vacuum tube includes a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emits thermoelectrons. Both of the anodes are formed on a same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode of a same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube further includes an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.Type: ApplicationFiled: December 22, 2016Publication date: April 13, 2017Applicants: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.Inventors: Kazunori TATSUDA, Tadami MAEDA, Misa YAMANAKA, Fumio MIEDA
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Patent number: 9620323Abstract: A vacuum tube includes a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emits thermoelectrons. Both of the anodes are formed on a same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode of a same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube further includes an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.Type: GrantFiled: December 22, 2016Date of Patent: April 11, 2017Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.Inventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka, Fumio Mieda
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Patent number: 9589758Abstract: An object of the present invention is to provide a vacuum tube with a structure close to that of an inexpensive and easily available vacuum fluorescent display which easily operates as an analog amplifier. A vacuum tube subject to the present invention comprises: a filament which is tensioned linearly and emits thermoelectrons, an anode arranged parallel to the filament, and a grid arranged between the filament and the anode such that the grid faces the anode. The present invention is characterized in that a distance between the filament and the grid is between 0.2 mm and 0.6 mm, including 0.2 mm and 0.6 mm.Type: GrantFiled: January 19, 2016Date of Patent: March 7, 2017Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITEDInventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka
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Patent number: 9583300Abstract: The vacuum tube subject to the present invention comprises a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emitting thermoelectrons. Both of the anodes are formed on the same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode in the same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube comprises an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.Type: GrantFiled: January 19, 2016Date of Patent: February 28, 2017Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.Inventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka, Fumio Mieda
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Patent number: 9443831Abstract: Provided is a substrate for mounting an LED element in which a stable light-emitting surface is obtained, as well as a light source and an LED display using this substrate, so that the axis at which light is emitted by a chip LED does not vary. The substrate for mounting an LED element (1) comprises a substrate (1a) on which an LED element can be mounted, and a wiring layer (2) for supplying electricity to an LED element (7). The wiring layer (2) for supplying electricity to the LED element (7) is formed on a mirror-finished surface on the entirety of a substrate surface on which the LED element is mounted, except for an insulating space 4 capable of providing insulation between terminals of the LED element.Type: GrantFiled: September 2, 2013Date of Patent: September 13, 2016Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Tadami Maeda, Naoki Noda
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Publication number: 20160211106Abstract: The vacuum tube subject to the present invention comprises a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emitting thermoelectrons. Both of the anodes are formed on the same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode in the same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube comprises an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.Type: ApplicationFiled: January 19, 2016Publication date: July 21, 2016Applicants: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.Inventors: Kazunori TATSUDA, Tadami MAEDA, Misa YAMANAKA, Fumio MIEDA
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Publication number: 20160211107Abstract: An object of the present invention is to provide a vacuum tube with a structure close to that of an inexpensive and easily available vacuum fluorescent display which easily operates as an analog amplifier. A vacuum tube subject to the present invention comprises: a filament which is tensioned linearly and emits thermoelectrons, an anode arranged parallel to the filament, and a grid arranged between the filament and the anode such that the grid faces the anode. The present invention is characterized in that a distance between the filament and the grid is between 0.2 mm and 0.6 mm, including 0.2 mm and 0.6 mm.Type: ApplicationFiled: January 19, 2016Publication date: July 21, 2016Applicants: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITEDInventors: Kazunori TATSUDA, Tadami MAEDA, Misa YAMANAKA
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Publication number: 20150255436Abstract: Provided is a substrate for mounting an LED element in which a stable light-emitting surface is obtained, as well as a light source and an LED display using this substrate, so that the axis at which light is emitted by a chip LED does not vary. The substrate for mounting an LED element (1) comprises a substrate (1a) on which an LED element can be mounted, and a wiring layer (2) for supplying electricity to an LED element (7). The wiring layer (2) for supplying electricity to the LED element (7) is formed on a mirror-finished surface on the entirety of a substrate surface on which the LED element is mounted, except for an insulating space 4 capable of providing insulation between terminals of the LED element.Type: ApplicationFiled: September 2, 2013Publication date: September 10, 2015Applicants: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATIONInventors: Tadami Maeda, Naoki Noda
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Patent number: 9068115Abstract: A vacuum fluorescent display apparatus comprising a filament cathode (10) and an anode (7); the filament cathode being arranged in a vacuum container, and used for releasing low-energy electrons; the anode having a phosphor (8) adhering thereto, and being struck by the low-energy electrons and thereby caused to emit light; wherein a structural body (9) is provided to a region in which the low-energy electrons released by the cathode can be controlled; the structural body having an electrically conductive or semi-conductive metal oxide formed at a portion that is bombarded by low-energy electrons.Type: GrantFiled: November 4, 2011Date of Patent: June 30, 2015Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITEDInventor: Koji Kato
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Patent number: 8624480Abstract: The distance between filamentary cathodes and a phosphor on an anode substrate can be reduced by shortening the distance between the filamentary cathodes and a grid. To obtain high luminance without loss of display quality, the present invention provides a vacuum fluorescent display (1) with a driver IC, comprising a display unit (3) provided with a phosphor layer on an anode substrate (2), a plurality of filamentary cathodes (5), a grid (4), a driver IC (6), and a filament support (7) for shielding the IC and supporting an end part of the filamentary cathodes. The end part of the filamentary cathodes is fixed to one short side of the vacuum fluorescent display at a long side of the filament support. Depressions are provided to a surface of the filament support, or slits are provided to the filament support.Type: GrantFiled: May 13, 2011Date of Patent: January 7, 2014Assignees: Noritake Itron Corporation, Noritake Co., LimitedInventor: Tadami Maeda
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Patent number: 8465676Abstract: In order to provide a phosphor for a low-voltage electron beam and a vacuum fluorescent display apparatus in which the phosphor is used, a deposition layer is formed on a surface of a main body of a phosphor shown by the following chemical formula (1), the deposition layer being a plurality of oxide layers sequentially deposited on the surface of the phosphor main body. The phosphor for a low-voltage electron beam contains no cadmium, but has exceptional high-temperature exposure characteristics, as well as prolonged service life and higher brightness. Ca1-xSrxTiO3:Pr,M??(1) where M is at least one element selected from Al, Ga, In, Mg, Zn, Li, Na, K, Gd, Y, La, Cs, and Rb; and 0?x?1.Type: GrantFiled: February 17, 2011Date of Patent: June 18, 2013Assignees: Noritake Itron Corporation, Noritake Co., LimitedInventor: Koji Kato
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Patent number: 8378929Abstract: Luminance life can be enhanced in a vacuum fluorescent display that is driven according to a dynamic drive scheme and that uses a phosphor having remarkable luminance saturation. A drive method for a vacuum fluorescent display, having causing a phosphor layer formed on an anode to display under low-energy electron excitation by the dynamic driving, wherein the phosphor included in the phosphor layer is a phosphor in which the luminance increases when a pulse width is reduced under conditions in which the Du is kept the same in the dynamic driving, and in which, after a voltage is applied to the anode and the luminance of the phosphor is saturated, the time at which the luminance value decreases to 10% of the saturation luminance value following stoppage of the voltage application is 200 ?sec or more; and wherein the pulse width and pulse repetition period in the dynamic driving are made variable in the direction of maintaining the initial luminance of the phosphor as driving time elapses.Type: GrantFiled: January 26, 2010Date of Patent: February 19, 2013Assignees: Noritake Itron Corporation, Noritake Co., LimitedInventors: Shigeki Kikuta, Kenji Nakanishi, Noboru Murata, Motohisa Isaka