Patents by Inventor Takehisa TAKADA
Takehisa TAKADA 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: 20240021439Abstract: A wiring board manufacturing method including a step A of forming a laser-modified portion in a glass substrate by applying laser light to the glass substrate from a first surface toward an opposite surface thereof; a step B of forming, on the first surface of the glass substrate, a first surface wiring layer including a hydrofluoric acid resistant metal film and a copper layer; a step C of etching a surface of the glass substrate opposite to the first surface to form a through via in the laser-modified portion and form a second surface of the glass substrate, the second surface being an opposite surface to the first surface; a through via treatment step D of removing an etching residue of glass adhered to the hydrofluoric acid resistant metal film; and a step E of forming a through electrode in the through via.Type: ApplicationFiled: September 21, 2023Publication date: January 18, 2024Applicant: TOPPAN INC.Inventors: Tomoyuki ISHII, Takehisa TAKADA, Yuki UMEMURA
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Publication number: 20240014047Abstract: A method for manufacturing a wiring board, including a step A of forming a laser-modified portion in a glass substrate by applying laser light to the glass substrate from a first surface to an opposite surface of the glass substrate; a step B of forming a first surface wiring layer including a MIM capacitor on the first surface of the glass substrate; a step C of performing an etching process on a surface of the glass substrate opposite to the first surface to form a through via in the laser-modified portion and form a second surface of the glass substrate opposite to the first surface; and a step D of forming a through electrode in the through via and forming, on the second surface, a second surface wiring layer that is connected to the first surface wiring layer via the through electrode.Type: ApplicationFiled: September 21, 2023Publication date: January 11, 2024Applicant: TOPPAN INC.Inventors: Yuki UMEMURA, Takehisa TAKADA, Tomoyuki ISHII
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Patent number: 11355077Abstract: A display device including a pair of substrates, a display medium formed between the pair of substrates and including charged particles encapsulated therebetween such that an image is displayed by moving the charged particles electrophoretically, a drive unit that applies a voltage to the display medium, and a display control unit that controls a display of the display medium. After data communication for rewriting a display of a display device commences and before the data communication ends, the display control unit commences rewriting using a first waveform, and after completion of the data communication and after the rewriting using the first waveform, the display control unit executes rewriting using a second waveform.Type: GrantFiled: April 23, 2021Date of Patent: June 7, 2022Assignee: TOPPAN PRINTING CO., LTD.Inventor: Takehisa Takada
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Publication number: 20210319759Abstract: A display device including a pair of substrates, a display medium formed between the pair of substrates and including charged particles encapsulated therebetween such that an image is displayed by moving the charged particles electrophoretically, a drive unit that applies a voltage to the display medium, and a display control unit that controls a display of the display medium. After data communication for rewriting a display of a display device commences and before the data communication ends, the display control unit commences rewriting using a first waveform, and after completion of the data communication and after the rewriting using the first waveform, the display control unit executes rewriting using a second waveform.Type: ApplicationFiled: April 23, 2021Publication date: October 14, 2021Applicant: TOPPAN PRINTING CO., LTD.Inventor: Takehisa TAKADA
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Patent number: 10901288Abstract: A display device including a pair of substrates having surfaces facing each other and electrodes formed on the surfaces, respectively, a display medium having a memory effect and formed between the pair of substrates, and a drive unit that applies a drive voltage to the display medium. The display medium includes charged particles encapsulated therein such that movement of the charged particles based on a voltage applied by the drive unit provides display, and the charged particles include first particles for displaying a first color with application of a first voltage, second particles for displaying a second color with application of a second voltage having a polarity different from a polarity of the first voltage, and third particles for displaying a third color with application of a third voltage which has the same polarity as the polarity of the first voltage and an absolute value smaller than an absolute value of the first voltage.Type: GrantFiled: July 5, 2019Date of Patent: January 26, 2021Assignee: TOPPAN PRINTING CO., LTD.Inventors: Takehisa Takada, Mamoru Ishizaki
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Patent number: 10644273Abstract: A secondary battery metal terminal coating resin film having improved overall performance and capable of securing filling ability, adhesive properties, insulating properties of a lead end portion and shape retention properties of a sealant, a manufacturing method for the same and a battery pack using the secondary battery metal terminal coating resin film in provided in the lead end portion of a tab used for a laminate-type packaging material for a secondary battery. The secondary battery metal terminal coating resin film (24) according to the present invention is laminated, coating metal terminal (26) connected to a positive electrode or a negative electrode of a secondary battery. The melt flow rate of at least one layer of a resin that constitutes the resin film (24) is within a range from about 0.1 g/10 minutes to about 2.5 g/10 minutes.Type: GrantFiled: July 2, 2015Date of Patent: May 5, 2020Assignee: TOPPAN PRINTING CO., LTD.Inventor: Takehisa Takada
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Publication number: 20190331979Abstract: A display device including a pair of substrates having surfaces facing each other and electrodes formed on the surfaces, respectively, a display medium having a memory effect and formed between the pair of substrates, and a drive unit that applies a drive voltage to the display medium. The display medium includes charged particles encapsulated therein such that movement of the charged particles based on a voltage applied by the drive unit provides display, and the charged particles include first particles for displaying a first color with application of a first voltage, second particles for displaying a second color with application of a second voltage having a polarity different from a polarity of the first voltage, and third particles for displaying a third color with application of a third voltage which has the same polarity as the polarity of the first voltage and an absolute value smaller than an absolute value of the first voltage.Type: ApplicationFiled: July 5, 2019Publication date: October 31, 2019Applicant: TOPPAN PRINTING CO., LTD.Inventors: Takehisa TAKADA, Mamoru ISHIZAKI
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Patent number: 9960392Abstract: An electrical storage device terminal film which is arranged covering part of an outer peripheral surface of a metal terminal that is electrically connected to an electrical storage device body forming an electrical storage device. The terminal film includes a first outermost layer including a first insulating layer, a second outermost layer including a second insulating layer, and an amorphous insulating filler which is added to at least one of the first and second insulating layers. The amorphous insulating filler is arranged with a part thereof being protruded from an outer surface of the insulating layer.Type: GrantFiled: July 25, 2016Date of Patent: May 1, 2018Assignee: TOPPAN PRINTING CO., LTD.Inventor: Takehisa Takada
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Patent number: 9799861Abstract: A terminal covering resin film for secondary cell, which is attached so as to cover part of an outer surface of a terminal connected to a power generation element of a secondary cell, comprises an innermost layer contacting the terminal, and an outermost layer forming a surface opposite to the innermost layer wherein the innermost layer is a layer of not less than 20 ?m in thickness containing an acid-modified polyolefin and a melt flow rate of the innermost layer is not less than 2.0 g/10 minutes.Type: GrantFiled: December 16, 2015Date of Patent: October 24, 2017Assignee: Toppan Printing Co., Ltd.Inventor: Takehisa Takada
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Publication number: 20160336553Abstract: An electrical storage device terminal film which is arranged covering part of an outer peripheral surface of a metal terminal that is electrically connected to an electrical storage device body forming an electrical storage device. The terminal film includes a first outermost layer including a first insulating layer, a second outermost layer including a second insulating layer, and an amorphous insulating filler which is added to at least one of the first and second insulating layers. The amorphous insulating filler is arranged with a part thereof being protruded from an outer surface of the insulating layer.Type: ApplicationFiled: July 25, 2016Publication date: November 17, 2016Applicant: TOPPAN PRINTING CO., LTD.Inventor: Takehisa TAKADA
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Publication number: 20160099447Abstract: A terminal covering resin film for secondary cell, which is attached so as to cover part of an outer surface of a terminal connected to a power generation element of a secondary cell, comprises an innermost layer contacting the terminal, and an outermost layer forming a surface opposite to the innermost layer wherein the innermost layer is a layer of not less than 20 ?m in thickness containing an acid-modified polyolefin and a melt flow rate of the innermost layer is not less than 2.0 g/10 minutes.Type: ApplicationFiled: December 16, 2015Publication date: April 7, 2016Applicant: Toppan Printing Co., Ltd.Inventor: Takehisa TAKADA
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Publication number: 20150311483Abstract: A secondary battery metal terminal coating resin film having improved overall performance and capable of securing filling ability, adhesive properties, insulating properties of a lead end portion and shape retention properties of a sealant, a manufacturing method for the same and a battery pack using the secondary battery metal terminal coating resin film in provided in the lead end portion of a tab used for a laminate-type packaging material for a secondary battery. The secondary battery metal terminal coating resin film (24) according to the present invention is laminated, coating metal terminal (26) connected to a positive electrode or a negative electrode of a secondary battery. The melt flow rate of at least one layer of a resin that constitutes the resin film (24) is within a range from about 0.1 g/10 minutes to about 2.5 g/10 minutes.Type: ApplicationFiled: July 2, 2015Publication date: October 29, 2015Applicant: Toppan Printing Co., Ltd.Inventor: Takehisa TAKADA
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Publication number: 20140335404Abstract: An electrode terminal for a secondary battery, the electrode terminal interposed between polyolefin-based resin layers facing each other by thermal fusion under pressure at an outer edge portion of a packaging material, the packaging material including a multi-layer sheet including a polyolefin-based resin layer on which at least a metal layer is laminated, and the packaging material sealing at least a positive electrode, a negative electrode, and an electrolyte therein. The electrode terminal includes a metal terminal that is connected to at least one of the positive electrode and the negative electrode; and a corrosion-resistant protective layer that is formed on a surface of the metal terminal. The corrosion-resistant protective layer includes a layer (A) that contains a selected component (A), and any one or both of a layer (X) that contains a further selected component (X) and a layer (Y) that contains a yet further selected component (Y).Type: ApplicationFiled: July 29, 2014Publication date: November 13, 2014Applicant: TOPPAN PRINTING CO., LTD.Inventor: Takehisa TAKADA