Patents by Inventor Kensuke Watanabe
Kensuke Watanabe 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: 20190157046Abstract: An activated gas generation apparatus includes a gas jet flow straightener below an activated gas generating electrode group and a nozzle constituent part. The gas jet flow straightener receives a plurality of nozzle passing activated gases as a whole at an inlet part of a gas flow-straightening passage. The gas flow-straightening passage is formed so that the outlet opening area of an outlet part is set to be narrower than the inlet opening area of the inlet part, and the cylindrical gas jet of each of the plurality of nozzle passing activated gases is converted into a linear flow-straightened activated gas by the flow-straightening action of the gas flow-straightening passage.Type: ApplicationFiled: May 27, 2016Publication date: May 23, 2019Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Kensuke WATANABE, Shinichi NISHIMURA, Yoshihito YAMADA
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Patent number: 10297423Abstract: A plasma generation apparatus according to the present invention includes an electrode cell and a housing that encloses an electrode cell. The electrode cell includes a first electrode, a second electrode facing the first electrode with interposition of a discharge space therebetween, and dielectrics arranged on main surfaces of the electrodes. The plasma generation apparatus further includes a pipe passage configured to directly supply a source gas from the outside of the housing to the discharge space without being connected to a space within the housing where the electrode cell is not arranged.Type: GrantFiled: April 23, 2012Date of Patent: May 21, 2019Assignee: TOSHIBA MITSUBISHI—ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Yoichiro Tabata, Kensuke Watanabe
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Patent number: 10150085Abstract: A membrane-forming dope for carbon membranes, comprising polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.1 to 5.0 wt. %, preferably 0.2 to 3.0 wt. %, of the total weight of the polyphenylene oxide and the sulfur, both of which are dissolved in a solvent that can dissolve these components. A hollow fiber carbon membrane is produced by molding the membrane-forming dope for carbon membranes in a hollow shape by means of a wet or dry-wet spinning method using a double tubular nozzle, subjecting the molded product to an infusibilization treatment by heating at 150 to 350° C. in the air, and then subjecting it to a carbonization treatment by heating at 600 to 800° C. in an inert atmosphere or under vacuum. When the product molded in a hollow shape by means of a wet or dry-wet spinning method is subjected to an infusibilization treatment by heating in the air while stretching the product with a stress of 0.002 to 0.Type: GrantFiled: October 9, 2015Date of Patent: December 11, 2018Assignee: NOK CorporationInventors: Masataka Kondo, Kensuke Watanabe, Hirokazu Yamamoto
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Patent number: 10150086Abstract: A hollow fiber carbon membrane is produced by preparing a membrane-forming dope for carbon membranes by dissolving polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.2 to 3.0 wt. % based on the polyphenylene oxide, in a solvent capable of dissolving these components; preparing the membrane-forming dope for carbon membranes into a hollow shape by means of a spinning method in accordance with a non-solvent induced separation method using a double annular nozzle; performing a crosslinking treatment at 200 to 240° C. in the air; then performing an infusibilization treatment by heating at 250 to 350° C.; and further performing a carbonization treatment by heating at 450 to 850° C. in an inert atmosphere or under vacuum.Type: GrantFiled: December 11, 2015Date of Patent: December 11, 2018Assignee: NOK CorporationInventors: Kensuke Watanabe, Hirokazu Yamamoto
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Publication number: 20180291509Abstract: In an activated gas generation apparatus, metal electrodes are formed on a bottom surface of a dielectric electrode, and are disposed so as to face each other with a central region of the dielectric electrode interposed therebetween in plan view. The metal electrodes face each other along the Y direction. A wedge-shaped stepped part is provided so as to protrude upward in the central region on an upper surface of the dielectric electrode. The wedge-shaped stepped part is formed so as to have a shorter formation width in the Y direction as approaching each of a plurality of gas spray holes in plan view.Type: ApplicationFiled: January 18, 2016Publication date: October 11, 2018Applicant: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Kensuke WATANABE, Shinichi NISHIMURA, Yoichiro TABATA
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Publication number: 20180243700Abstract: A membrane-forming dope for non-solvent induced phase separation methods, the membrane-forming dope comprising 15 to 40 wt. % of polysulfone-based resin, 5 to 60 wt. % of polyvinylpyrrolidone, and 0.1 to 10 wt. % of polyoxyethylene sorbitan fatty acid ester, all of which are dissolved in a water-soluble organic solvent solution. A porous hollow fiber membrane is produced by spinning the membrane-forming dope by a non-solvent induced phase separation method using an aqueous liquid as a core liquid. The obtained high-performance porous hollow fiber membrane can be used as a water vapor permeable membrane used in fuel cells, because its water vapor permeability is not significantly reduced even after use in a high temperature environment such as, for example, 100 to 120° C.Type: ApplicationFiled: August 5, 2016Publication date: August 30, 2018Inventors: Takatoshi SATO, Kensuke WATANABE
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Publication number: 20180223433Abstract: The present invention has an object to provide, as a film formation process system of remote plasma type, a radical gas generation system in which a process can be performed evenly on, for example, a target object having a large area through the use of a radical gas. In a radical gas generation system (500) according to the present invention, a process chamber apparatus (200) includes a table (201) that causes a target object (202) to rotate. A radical gas generator (100) includes a plurality of discharge cells (70). Each of the plurality of discharge cells (70) includes an opening (102). The opening (102) is connected to the inside of the process chamber apparatus (200) and faces the target object (202). Through the opening (102), a radical gas (G2) is output.Type: ApplicationFiled: October 29, 2014Publication date: August 9, 2018Applicant: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Kensuke WATANABE, Yoichiro TABATA, Shinichi NISHIMURA
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Publication number: 20180200687Abstract: A gas jetting apparatus capable of uniformly jetting, even onto a treatment-target object having a high-aspect-ratio groove, a gas into the groove. The gas jetting apparatus includes a gas jetting cell unit for jetting a gas toward a treatment-target object. The gas jetting cell unit includes a first cone-shaped member and a second cone-shaped member. A gap is formed between a side surface of a first cone shape and a side surface of the second cone-shaped member. Apex sides of the cone-shaped members face the treatment-target object.Type: ApplicationFiled: October 29, 2014Publication date: July 19, 2018Applicant: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Yoichiro TABATA, Kensuke WATANABE, Shinichi NISHIMURA
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Publication number: 20170320020Abstract: A hollow fiber carbon membrane is produced by preparing a membrane-forming dope for carbon membranes by dissolving polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.2 to 3.0 wt. % based on the polyphenylene oxide, in a solvent capable of dissolving these components; preparing the membrane-forming dope for carbon membranes into a hollow shape by means of a spinning method in accordance with a non-solvent induced separation method using a double annular nozzle; performing a crosslinking treatment at 200 to 240° C. in the air; then performing an infusibilization treatment by heating at 250 to 350° C.; and further performing a carbonization treatment by heating at 450 to 850° C. in an inert atmosphere or under vacuum.Type: ApplicationFiled: December 11, 2015Publication date: November 9, 2017Inventors: Kensuke WATANABE, Hirokazu YAMAMOTO
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Publication number: 20170296978Abstract: A membrane-forming dope for carbon membranes, comprising polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.1 to 5.0 wt. %, preferably 0.2 to 3.0 wt. %, of the total weight of the polyphenylene oxide and the sulfur, both of which are dissolved in a solvent that can dissolve these components. A hollow fiber carbon membrane is produced by molding the membrane-forming dope for carbon membranes in a hollow shape by means of a wet or dry-wet spinning method using a double tubular nozzle, subjecting the molded product to an infusibilization treatment by heating at 150 to 350° C. in the air, and then subjecting it to a carbonization treatment by heating at 600 to 800° C. in an inert atmosphere or under vacuum. When the product molded in a hollow shape by means of a wet or dry-wet spinning method is subjected to an infusibilization treatment by heating in the air while stretching the product with a stress of 0.002 to 0.Type: ApplicationFiled: October 9, 2015Publication date: October 19, 2017Inventors: Masataka KONDO, Kensuke WATANABE, Hirokazu YAMAMOTO
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Publication number: 20170275758Abstract: The present invention provides a gas jetting apparatus for a film formation apparatus. The gas jetting apparatus is capable of uniformly jetting, even onto a treatment-target object having a high-aspect-ratio groove, a gas into the groove. The gas jetting apparatus (100) according to the present invention includes a gas jetting cell unit (23) for rectifying a gas and jetting the rectified gas into the film formation apparatus (200). The gas jetting cell unit (23) has a fan shape internally formed with a gap (d0) serving as a gas route. A gas in a gas dispersion supply unit (99) enters from a wider-width side of the fan shape into the gap (d0), and, due to the fan shape, the gas is rectified, accelerated, and output from a narrower-width side of the fan shape into the film formation apparatus (200).Type: ApplicationFiled: October 29, 2014Publication date: September 28, 2017Applicant: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Yoichiro TABATA, Kensuke WATANABE, Shinichi NISHIMURA
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Publication number: 20170241021Abstract: An electric discharge generator and power supply device of electric discharge generator includes a radical gas generation apparatus, a process chamber apparatus, and an n-phase inverter power supply device. The radical gas generation apparatus is located adjacent to the process chamber apparatus. The radical gas generation apparatus includes a plurality of (n) discharge cells. The n-phase inverter power supply device includes a power supply circuit configuration offering a means to control output of n-phase alternating current voltages and variably controls, according to positions of the plurality of discharge cells, the alternating current voltages of different phases.Type: ApplicationFiled: October 29, 2014Publication date: August 24, 2017Applicant: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Yoichiro TABATA, Kensuke WATANABE, Shinichi NISHIMURA
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Patent number: 9348740Abstract: A memory access controller includes a semiconductor circuit configured to classify into a first group of cores having made an exclusive access request to shared memory and a second group of cores not having made an exclusive access request to the shared memory, multiple cores capable of accessing the shared memory; detect a core having completed the exclusive access among the first group of cores; and send to a core among the first group of cores and standing by for the exclusive access, a notification of release from a standby state, when detecting a core having completed the exclusive access.Type: GrantFiled: December 6, 2012Date of Patent: May 24, 2016Assignee: FUJITSU LIMITEDInventors: Takahisa Suzuki, Koichiro Yamashita, Hiromasa Yamauchi, Koji Kurihara, Kensuke Watanabe
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Patent number: 8857371Abstract: An apparatus for generating a dielectric-barrier discharge gas including a high-energy radical gas, at a high density and with high efficiency. A flat-plate-like first electrode and a flat-plate-like second electrode are arranged in opposite positions, and a dielectric body is arranged between the two electrodes. A discharge space is located between the first electrode and the dielectric body, within a gap between the first electrode and the dielectric body. The discharge space has three sides which are gas shielded and a fourth side which opens to end surfaces of the first electrode and the dielectric body. A cooling section cools at least the first electrode and a gas supply section supplies a raw material gas to the discharge space part. A dielectric-barrier discharge is generated in the discharge space part by applying an AC voltage to the first electrode and the second electrode.Type: GrantFiled: August 31, 2007Date of Patent: October 14, 2014Assignee: Toshiba Mitsubishi-Electric Industrial Systems CorporationInventors: Yoichiro Tabata, Kensuke Watanabe
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Publication number: 20140174359Abstract: A plasma generation apparatus according to the present invention includes an electrode cell and a housing that encloses the electrode cell. The electrode cell includes a first electrode, a discharge space, a second electrode, dielectrics, and a pass-through formed in a central portion in a plan view. An insulating tube having a cylindrical shape is arranged within the pass-through. Ejection holes are formed in a side surface of the cylindrical shape. The plasma generation apparatus further includes a precursor supply part that is connected to a hollow portion of the insulating tube and configured to supply a metal precursor.Type: ApplicationFiled: April 19, 2012Publication date: June 26, 2014Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Yoichiro Tabata, Kensuke Watanabe
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Publication number: 20140123897Abstract: The present invention provides a plasma generation apparatus that, even when a source gas is supplied into a housing where an electrode cell is arranged, does not cause a problem of corrosion of a power feed part and an electrode surface arranged in the housing and a problem of deposition of a metal in a place within the housing other than a discharge part of the electrode cell. A plasma generation apparatus (100) according to the present invention includes an electrode cell and a housing (16) that encloses the electrode cell. The electrode cell includes a first electrode (3), a second electrode (1) facing the first electrode (3) with interposition of a discharge space (6) therebetween, and dielectrics (2a, 2b) arranged on main surfaces of the electrodes (1, 3).Type: ApplicationFiled: April 23, 2012Publication date: May 8, 2014Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Yoichiro Tabata, Kensuke Watanabe
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Publication number: 20100193129Abstract: An apparatus for generating a dielectric-barrier discharge gas including a high-energy radical gas, at a high density and with high efficiency. A flat-plate-like first electrode and a flat-plate-like second electrode are arranged in opposite positions, and a dielectric body is arranged between the two electrodes. A discharge space is located between the first electrode and the dielectric body, within a gap between the first electrode and the dielectric body. The discharge space has three sides which are gas shielded and a fourth side which opens to end surfaces of the first electrode and the dielectric body. A cooling section cools at least the first electrode and a gas supply section supplies a raw material gas to the discharge space part. A dielectric-barrier discharge is generated in the discharge space part by applying an AC voltage to the first electrode and the second electrode.Type: ApplicationFiled: August 31, 2007Publication date: August 5, 2010Inventors: Yoichiro Tabata, Kensuke Watanabe
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Publication number: 20090242474Abstract: Case 10 is characterized by providing a pair of mutually facing surfaces, and a pair of side surfaces which join that pair of surfaces, opening 11 which is the entrance is formed on one of the surfaces 10a of the opposing pair of surfaces, while the opening 12 which is the exit is formed on the other surface 10b, and spaces S1 and S2 are provided between one surface 10a and the hollow fiber membrane stack 20, and between the other surface 10b and the hollow fiber membrane stack 20 in the entire domain in the direction from one side extreme of case 10 to the other side extreme, with the exception of the part where sealing and fixing devices 31 and 32 are provided, moreover, no space is configured between the pair of side surfaces and the hollow fiber membrane stack 20.Type: ApplicationFiled: April 1, 2008Publication date: October 1, 2009Applicant: NOK CorporationInventors: Hiroyasu Shirakawa, Kensuke Watanabe
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Publication number: 20080108758Abstract: A thermoplastic elastomer blend, which comprises 15 to 85% by weight of a cross-linked acrylic rubber-dispersed polyamide-based thermoplastic elastomer, and 85 to 15% by weight of a polyester-based thermoplastic elastomer, or which comprises 20 to 90% by weight of a cross-linked acrylic rubber-dispersed polyamide-based thermoplastic elastomer, and 80 to 10% by weight of a polyamide-based thermoplastic elastomer. The cross-linked acrylic rubber-dispersed polyamide-based thermoplastic elastomer is used also as a blend with both of the polyester-based thermoplastic elastomer and the polyamide-based thermoplastic elastomer. The thermoplastic elastomer blend is effectively used as joint boot-molding material, etc., having distinguished heat resistance and low temperature characteristics, applicable also to the joint boot inboard side.Type: ApplicationFiled: August 30, 2005Publication date: May 8, 2008Inventors: Kensuke Watanabe, Yoshifumi Kojima, Yoshiyuki Takeishi
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Patent number: 7182555Abstract: An object of the invention is to reliably control chip, particularly that produced in profiling.Type: GrantFiled: November 19, 2002Date of Patent: February 27, 2007Assignee: Mitsubishi Materials CorporationInventors: Yoshihiro Kitagawa, Kensuke Watanabe, Osamu Ichinoseki, Kenji Sugawara