Patents by Inventor Hirotaka Takeno
Hirotaka Takeno 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: 10981385Abstract: The present invention relates to a cleaning liquid for a water-based ink that contains a pigment and a water-insoluble polymer, said cleaning liquid containing (A) a surfactant, (B) a water-soluble organic solvent containing (b-1) diethylene glycol monoisopropyl ether, and water, in which the surfactant (A) contains at least one compound selected from the group consisting of (a-1) an acetylene glycol or an ethyleneoxide adduct of the acetylene glycol, and (a-2) a polyethylene glycol alkyl ether containing an alkyl group having not less than 8 carbon atoms or a polyethylene glycol aryl ether containing an aryl group having not less than 6 carbon atoms, and a content of the water-soluble organic solvent (B) in the cleaning liquid is from 5 to 30% by mass; and a method of cleaning a water-based ink using the cleaning liquid.Type: GrantFiled: December 26, 2017Date of Patent: April 20, 2021Assignee: KAO CORPORATIONInventors: Takayuki Suzuki, Hirotaka Takeno
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Publication number: 20210020571Abstract: A power switch cell using vertical nanowire (VNW) FETs includes a switch element configured to be capable of switching between electrical connection and disconnection between a global power interconnect and a local power interconnect. The switch element is constituted by at least one VNW FET. The top electrode of the VNW FET constituting the switch element is connected with the global power interconnect.Type: ApplicationFiled: October 5, 2020Publication date: January 21, 2021Inventors: Atsushi Okamoto, Hirotaka Takeno
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Publication number: 20200411502Abstract: A semiconductor device includes a semiconductor substrate, a first standard cell including a first active region and a second active region, and a power switching circuit including a first switching transistor electrically connected between a first interconnect and a second interconnect over the semiconductor substrate, and including a first buffer connected to a gate of the first switching transistor, the first buffer including a third active region and a fourth active region, and wherein the first buffer adjoins, in a plan view, the first standard cell in a first direction, wherein an arrangement of the first active region matches an arrangement of the third active region in a second direction different from the first direction, and wherein an arrangement of the second active region matches an arrangement of the fourth active region in the second direction.Type: ApplicationFiled: September 8, 2020Publication date: December 31, 2020Inventors: Wenzhen WANG, Hirotaka TAKENO, Atsushi OKAMOTO
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Publication number: 20200325350Abstract: The present invention relates to a resin particle dispersion containing core/shell-type resin particles (A), a glycol ether (B) and water, in which a core portion resin of the core/shell-type resin particles (A) contains a constitutional unit derived from a (meth)acrylic acid ester containing a hydrocarbon group having 2 to 18 carbon atoms in an amount of not less than 40% by mass on the basis of constitutional units constituting the core portion resin, and an acid value of the core/shell-type resin particles (A) is 50 to 100 mgKOH/g; and in which a hydrocarbon group in an ether moiety of the glycol ether (B) has 2 to 8 carbon atoms, and a content of the glycol ether (B) in the resin particle dispersion is not less than 2.8% by mass. The resin particle dispersion according to the present invention can be used as an aqueous ink that is excellent in storage stability and substrate-adhesion properties.Type: ApplicationFiled: December 21, 2018Publication date: October 15, 2020Applicant: KAO CORPORATIONInventors: Takahiro SATO, Hirotaka TAKENO, Takayuki SUZUKI
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Patent number: 10797042Abstract: A semiconductor device includes a semiconductor substrate, a first standard cell including a first active region and a second active region, and a power switching circuit including a first switching transistor electrically connected between a first interconnect and a second interconnect over the semiconductor substrate, and including a first buffer connected to a gate of the first switching transistor, the first buffer including a third active region and a fourth active region, and wherein the first buffer adjoins, in a plan view, the first standard cell in a first direction, wherein an arrangement of the first active region matches an arrangement of the third active region in a second direction different from the first direction, and wherein an arrangement of the second active region matches an arrangement of the fourth active region in the second direction.Type: GrantFiled: June 11, 2019Date of Patent: October 6, 2020Assignee: SOCIONEXT INC.Inventors: Wenzhen Wang, Hirotaka Takeno, Atsushi Okamoto
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Patent number: 10734373Abstract: A circuit block including standard cells (1) arranged therein is provided with switch cells (20) capable of switching between electrical connection and disconnection between power supply lines (3) extending in an X-direction and power supply straps (11) extending in a Y-direction. Each of the power supply straps (11) is provided with a single switch cell (20) arranged every M sets of power supply lines (3) (M is an integer of 3 or more). In the Y-direction, the switch cells (20) are arranged at different positions in the power supply straps (11) adjacent to each other, and are arranged at the same position every M power supply straps (11) in the X-direction.Type: GrantFiled: November 13, 2018Date of Patent: August 4, 2020Assignee: SOCIONEXT INC.Inventors: Atsushi Okamoto, Tomoyasu Kitaura, Hirotaka Takeno
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Patent number: 10693457Abstract: Power switch cells (20) respectively includes power switches (21), each of which is capable of performing switching between electrical connection and disconnection between a global power supply line (11) and a local power supply line (8) in accordance with a control signal (CTR). The power switches (21) are connected in a chain state to constitute a chain connection through which the control signal (CTR) is sequentially transmitted. A starting point switch (21a) in the chain connection has a greater distance to an edge (BE) of a region occupied by a power domain than an ending point switch (21b).Type: GrantFiled: November 30, 2018Date of Patent: June 23, 2020Assignee: SOCIONEXT INC.Inventors: Atsushi Okamoto, Tomoyasu Kitaura, Hirotaka Takeno
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Patent number: 10655030Abstract: The present invention relates to a water-based ink including a pigment, a water-insoluble polymer, an organic solvent and a surfactant, in which the organic solvent includes at least a glycol ether which has a viscosity of from 2.0 to 7.0 mPa·s and a vapor pressure from 0.01 to 7.0 hPa as measured at 20° C., and a content of a glycol ether having a viscosity of not less than 6.0 mPa·s as measured at 20° C. as a component of the glycol ether in the water-based ink is from 0 to 5% by mass; the surfactant includes a silicone-based surfactant and a content of the silicone-based surfactant in the water-based ink is from 0.005 to 0.Type: GrantFiled: June 24, 2016Date of Patent: May 19, 2020Assignee: KAO CORPORATIONInventors: Hirotaka Takeno, Yuki Wakabayashi, Kaname Mitsuyoshi, Takahiro Yoshikawa
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Patent number: 10584252Abstract: The present invention relates to [1] an ink-jet printing method including a printing step of ejecting a water-based ink onto a surface of a printing medium to print characters or images thereon, in which the water-based ink includes a pigment (A), an organic solvent (B), a surfactant (C) and water; the organic solvent (B) includes at least a glycol ether (b-1), and the glycol ether has a viscosity of from 2.0 to 5.5 mPa·s as measured at 20° C. and a vapor pressure of from 0.03 to 6.0 hPa as measured at 20° C.; a content of a high-boiling organic solvent having a boiling point of not lower than 250° C. in the water-based ink is not more than 5% by mass; and a printing speed upon printing the characters or images on the printing medium is not less than 70 m/min in terms of a transportation speed of the printing medium, and [2] a water-based ink used in the inkjet printing method.Type: GrantFiled: June 24, 2016Date of Patent: March 10, 2020Assignee: KAO CORPORATIONInventors: Yuki Wakabayashi, Hirotaka Takeno
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Publication number: 20190393206Abstract: A semiconductor device includes a semiconductor substrate, a first standard cell including a first active region and a second active region, and a power switching circuit including a first switching transistor electrically connected between a first interconnect and a second interconnect over the semiconductor substrate, and including a first buffer connected to a gate of the first switching transistor, the first buffer including a third active region and a fourth active region, and wherein the first buffer adjoins, in a plan view, the first standard cell in a first direction, wherein an arrangement of the first active region matches an arrangement of the third active region in a second direction different from the first direction, and wherein an arrangement of the second active region matches an arrangement of the fourth active region in the second direction.Type: ApplicationFiled: June 11, 2019Publication date: December 26, 2019Inventors: Wenzhen WANG, Hirotaka TAKENO, Atsushi OKAMOTO
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Patent number: 10483255Abstract: A semiconductor device includes a first circuit, a second circuit, a first power supply line, a second power supply line coupled to the first circuit, a third power supply line, a fourth power supply line coupled to the second circuit, a first switch circuit including a first switch transistor and a well tap, the first switch transistor including one source or drain end coupled to the first power supply line and another source or drain end coupled to the second power supply line, the well tap being electrically coupled to the second power supply line, and a second switch circuit including a second switch transistor including one source or drain end coupled to the third power supply line and another source or drain end coupled to the fourth power supply line, the second switch circuit including no well tap electrically coupled to the fourth power supply line.Type: GrantFiled: June 21, 2019Date of Patent: November 19, 2019Assignee: SOCIONEXT INC.Inventors: Hirotaka Takeno, Atsushi Okamoto
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Patent number: 10465083Abstract: The present invention relates to [1] an ink-jet printing method including a printing step of ejecting a water-based ink onto a surface of a printing medium to print characters or images thereon, in which the water-based ink includes a pigment (A), a polypropylene glycol (B), an organic solvent (C), a surfactant (D) and water; the polypropylene glycol (B) includes a polypropylene glycol (b-1) having a polymerization degree of not less than 5 and not more than 30, and a content of the polypropylene glycol (b-1) in the water-based ink is not less than 0.5% by mass and not more than 2% by mass; the organic solvent (C) includes at least a glycol ether, and the glycol ether has a viscosity of not more than 7.5 mPa·s as measured at 20° C.; a content of a high-boiling organic solvent having a boiling point of not lower than 250° C.Type: GrantFiled: June 24, 2016Date of Patent: November 5, 2019Assignee: KAO CORPORATIONInventors: Yuki Wakabayashi, Hirotaka Takeno
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Publication number: 20190329553Abstract: The present invention relates to a cleaning liquid for a water-based ink that contains a pigment and a water-insoluble polymer, said cleaning liquid containing (A) a surfactant, (B) a water-soluble organic solvent containing (b-1) diethylene glycol monoisopropyl ether, and water, in which the surfactant (A) contains at least one compound selected from the group consisting of (a-1) an acetylene glycol or an ethyleneoxide adduct of the acetylene glycol, and (a-2) a polyethylene glycol alkyl ether containing an alkyl group having not less than 8 carbon atoms or a polyethylene glycol aryl ether containing an aryl group having not less than 6 carbon atoms, and a content of the water-soluble organic solvent (B) in the cleaning liquid is from 5 to 30% by mass; and a method of cleaning a water-based ink using the cleaning liquid.Type: ApplicationFiled: December 26, 2017Publication date: October 31, 2019Applicant: KAO CORPORATIONInventors: Takayuki SUZUKI, Hirotaka TAKENO
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Publication number: 20190312024Abstract: A semiconductor device includes a first circuit, a second circuit, a first power supply line, a second power supply line coupled to the first circuit, a third power supply line, a fourth power supply line coupled to the second circuit, a first switch circuit including a first switch transistor and a well tap, the first switch transistor including one source or drain end coupled to the first power supply line and another source or drain end coupled to the second power supply line, the well tap being electrically coupled to the second power supply line, and a second switch circuit including a second switch transistor including one source or drain end coupled to the third power supply line and another source or drain end coupled to the fourth power supply line, the second switch circuit including no well tap electrically coupled to the fourth power supply line.Type: ApplicationFiled: June 21, 2019Publication date: October 10, 2019Inventors: Hirotaka Takeno, Atsushi Okamoto
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Patent number: 10373943Abstract: A semiconductor device includes a first circuit, a second circuit, a first power supply line, a second power supply line coupled to the first circuit, a third power supply line, a fourth power supply line coupled to the second circuit, a first switch circuit including a first switch transistor and a well tap, the first switch transistor including one source or drain end coupled to the first power supply line and another source or drain end coupled to the second power supply line, the well tap being electrically coupled to the second power supply line, and a second switch circuit including a second switch transistor including one source or drain end coupled to the third power supply line and another source or drain end coupled to the fourth power supply line, the second switch circuit including no well tap electrically coupled to the fourth power supply line.Type: GrantFiled: April 16, 2018Date of Patent: August 6, 2019Assignee: SOCIONEXT INC.Inventors: Hirotaka Takeno, Atsushi Okamoto
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Patent number: 10316207Abstract: The present invention relates to a water-based ink that exhibits excellent ejection properties, and can be prevented from suffering from reduction in a dot size of the ink during a drying step thereof even when printed on a low-water absorbing recording medium, and is capable of obtaining printed characters or images having excellent uniformity, as well as an ink-jet printing method using the water-based ink. The water-based ink includes a pigment, a water-insoluble polymer, an acetylene glycol-based nonionic surfactant (A) having HLB of not less than 0 and not more than 5, a nonionic surfactant (B) having HLB of not less than 6 and not more than 20, a polyether-modified silicone (C) having a kinematic viscosity of not less than 30 mm2/s and not more than 190 mm2/s as measured at 25° C. and an organic solvent (D), in which a weighted mean value of a boiling point of the organic solvent (D) is not lower than 150° C. and not higher than 230° C.Type: GrantFiled: December 16, 2015Date of Patent: June 11, 2019Assignee: KAO CORPORATIONInventors: Kaname Mitsuyoshi, Hirotaka Takeno, Takayuki Suzuki, Takahiro Yoshikawa
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Publication number: 20190123741Abstract: Power switch cells (20) respectively includes power switches (21), each of which is capable of performing switching between electrical connection and disconnection between a global power supply line (11) and a local power supply line (8) in accordance with a control signal (CTR). The power switches (21) are connected in a chain state to constitute a chain connection through which the control signal (CTR) is sequentially transmitted. A starting point switch (21a) in the chain connection has a greater distance to an edge (BE) of a region occupied by a power domain than an ending point switch (21b).Type: ApplicationFiled: November 30, 2018Publication date: April 25, 2019Inventors: Atsushi OKAMOTO, Tomoyasu KITAURA, Hirotaka TAKENO
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Patent number: 10266712Abstract: The present invention provides an ink-jet printing method using a water-based ink for ink-jet printing which is excellent in quick-drying fixing properties and long-term fixing properties when printing characters or images on a low-water absorbing recording medium, as well as ejection stability. The present invention relates to [1] an ink-jet printing method of printing characters or images on a recording medium using a water-based ink for ink-jet printing, in which the recording medium has a water absorption of not more than 10 g/m2 and not less than 0 g/m2 as measured in a pure water contact time of 100 milliseconds; the water-based ink includes a pigment (A), resin particles (B), a polypropylene glycol (X) and water; and the resin particles (B) are produced by emulsion polymerization method; and [2] the aforementioned water-based ink for ink-jet printing.Type: GrantFiled: August 18, 2015Date of Patent: April 23, 2019Assignee: Kao CorporationInventors: Yuki Wakabayashi, Kaname Mitsuyoshi, Hirotaka Takeno
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Publication number: 20190081029Abstract: A circuit block including standard cells (1) arranged therein is provided with switch cells (20) capable of switching between electrical connection and disconnection between power supply lines (3) extending in an X-direction and power supply straps (11) extending in a Y-direction. Each of the power supply straps (11) is provided with a single switch cell (20) arranged every M sets of power supply lines (3) (M is an integer of 3 or more). In the Y-direction, the switch cells (20) are arranged at different positions in the power supply straps (11) adjacent to each other, and are arranged at the same position every M power supply straps (11) in the X-direction.Type: ApplicationFiled: November 13, 2018Publication date: March 14, 2019Inventors: Atsushi OKAMOTO, Tomoyasu KITAURA, Hirotaka TAKENO
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Publication number: 20180315743Abstract: A semiconductor device includes a first circuit, a second circuit, a first power supply line, a second power supply line coupled to the first circuit, a third power supply line, a fourth power supply line coupled to the second circuit, a first switch circuit including a first switch transistor and a well tap, the first switch transistor including one source or drain end coupled to the first power supply line and another source or drain end coupled to the second power supply line, the well tap being electrically coupled to the second power supply line, and a second switch circuit including a second switch transistor including one source or drain end coupled to the third power supply line and another source or drain end coupled to the fourth power supply line, the second switch circuit including no well tap electrically coupled to the fourth power supply line.Type: ApplicationFiled: April 16, 2018Publication date: November 1, 2018Inventors: Hirotaka Takeno, Atsushi Okamoto