Patents by Inventor Tadashi Nakano
Tadashi Nakano 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: 10060325Abstract: There is provided a cylinder head cooling apparatus of an engine capable of enhancing cooling efficiency around an auxiliary combustion chamber wall. The cylinder head cooling apparatus of an engine including a cylinder head having therein an intake port, an exhaust port, an auxiliary combustion chamber, and a cooling water jacket, in which an intake port wall, an exhaust port wall, and an auxiliary combustion chamber wall are placed in the cooling water jacket, the cooling water jacket includes a cooling water inlet and a cooling water outlet, engine cooling water flowed from the cooling water inlet into the cooling water jacket flows out from the cooling water outlet through the cooling water jacket, wherein a cooling water guide wall is provided upstream of the auxiliary combustion chamber wall in a cooling water passing path of the cooling water jacket, and the upstream cooling water guide wall is formed into a shape whose width gradually widens toward a downstream side.Type: GrantFiled: September 2, 2015Date of Patent: August 28, 2018Assignee: KUBOTA CorporationInventors: Kentaro Nagai, Hiroshi Kuwasaki, Tadashi Nakano, Takahito Hamasaki, Yoshinori Tanaka, Masaya Mori
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Publication number: 20180087850Abstract: A heat-absorbent and radiant steel sheet according to the present invention has a steel sheet, and a hot-dipped plating layer arranged on the surface thereof. The emissivity of the heat-absorbent and radiant steel sheet is 0.4 or greater. The hot-dipped plating layer includes Zn, 1.0-22.0 mass % of Al, 1.3-10.0 mass % of Mg, and an oxide and/or hydroxide having lattice defects and distributed in a lamellar form. A heat-absorbent and radiant member according to the present invention is constituted of the aforementioned heat-absorbent and radiant steel sheet.Type: ApplicationFiled: January 8, 2016Publication date: March 29, 2018Inventors: Shin UENO, Tadashi NAKANO, Masaya YAMAMOTO
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Patent number: 9917204Abstract: A semiconductor device of stable electrical characteristics, whose oxygen vacancies in a metal oxide is reduced, is provided. The semiconductor device includes a gate electrode, a gate insulating film over the gate electrode, a first metal oxide film over the gate insulating film, a source electrode and a drain electrode which are in contact with the first metal oxide film, and a passivation film over the source electrode and the drain electrode. A first insulating film, a second metal oxide film, and a second insulating film are stacked sequentially in the passivation film.Type: GrantFiled: February 16, 2016Date of Patent: March 13, 2018Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Tadashi Nakano, Mai Sugikawa, Kosei Noda
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Patent number: 9863027Abstract: A black-plated steel sheet has a Zn-plating layer containing molten Al and Mg, containing Al in the amount of 1.0-22.0 mass %, containing Mg in the amount of 1.3-10.0 mass %, and having a Zn black oxide distributed in a lamella pattern in the plating layer. The Zn black oxide is a Zn oxide derived from a Zn2Mg phase. The brightness of the surface of the Zn-plating layer containing the molten Al and Mg has an L* value of 60 or less.Type: GrantFiled: June 29, 2012Date of Patent: January 9, 2018Assignee: NISSHIN STEEL CO., LTD.Inventors: Tadashi Nakano, Masaya Yamamoto, Hirofumi Taketsu
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Patent number: 9771854Abstract: There is provided an engine water-cooling device that can increase warming-up efficiency of an engine. The engine water-cooling device includes a thermostat housing that houses a thermostat. The thermostat housing is mounted to a front wall of a cylinder head in one side portion in a width direction of the cylinder head. A cooling water pump is mounted to a front wall of a cylinder block in a central portion in a width direction of the cylinder block. A bypass passage includes an intra-head bypass passage in the cylinder head, and the intra-head bypass passage includes a width-direction passage portion extending from a position behind the thermostat housing to a position behind and above the cooling water pump.Type: GrantFiled: September 1, 2015Date of Patent: September 26, 2017Assignee: KUBOTA CorporationInventors: Naoya Sakurai, Hideyuki Koyama, Hideyuki Goto, Kentaro Nagai, Tadashi Nakano
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Publication number: 20170211188Abstract: Provided is a method for obtaining a chemical conversion coating-treated zinc-aluminum-magnesium alloy-plated steel sheet having extremely excellent in corrosion resistance and adhesiveness to a resin coating film. The method is for treating the surface of a zinc-aluminum-magnesium alloy-plated steel sheet with a metal surface treatment agent, in which the metal surface treatment agent contains a compound (A) having a zirconyl ([Zr?O]2+) structure, a vanadium compound (B), a titanium fluorocomplex compound (C), an organic phosphorus compound (Da) containing a phosphoric acid group and/or a phosphonic acid group, an inorganic phosphorus compound (Db), a specific aqueous acrylic resin (E), and an oxazoline group-containing polymer (F) as a curing agent, each in a predetermined amount, and the pH of the metal surface treatment agent is 3 to 6.Type: ApplicationFiled: November 28, 2014Publication date: July 27, 2017Applicants: NIPPON PAINT SURF CHEMICALS CO., LTD., NISSHIN STEEL CO., LTD.Inventors: Yusuke MIURA, Shintaro NAKAMURA, Tadashi NAKANO, Masaya YAMAMOTO, Hirofumi TAKETSU
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Patent number: 9598773Abstract: The present invention pertains to a method for producing a black-plated steel sheet capable of being blackened in a short amount of time, and exhibiting an excellent ability to maintain a black appearance after processing. As an original sheet, the sheet used is a Zn-plating steel sheet which contains molten Al and Mg and has a Zn-plating layer containing molten Al and Mg, containing Al in the amount of 1.0-22.0 mass %, inclusive, and containing Mg in the amount of 1.5-10.0 mass %, inclusive. The plating layer is blackened by causing the molten-plating steel sheet to contact water vapor inside a tightly sealed container. When doing so, the concentration of oxygen inside the tightly sealed container is 13% or less.Type: GrantFiled: April 23, 2013Date of Patent: March 21, 2017Assignee: NISSHIN STEEL CO., LTD.Inventors: Tadashi Nakano, Masaya Yamamoto, Hirofumi Taketsu
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Patent number: 9598759Abstract: The present invention pertains to a method for producing a black-plated steel sheet capable of being blackened in a short amount of time, and exhibiting an excellent ability to maintain a black appearance after processing. As an original sheet, the sheet used is a Zn-plating steel sheet which contains molten Al and Mg and has a Zn-plating layer containing molten Al and Mg, containing Al in the amount of 0.1-22.0 mass %, inclusive, and containing Mg in the amount of 0.1-1.5 mass %, inclusive. The plating layer is blackened by causing the molten-plating steel sheet to contact water vapor inside a tightly sealed container. When doing so, the concentration of oxygen inside the tightly sealed container is 13% or less.Type: GrantFiled: April 23, 2013Date of Patent: March 21, 2017Assignee: NISSHIN STEEL CO., LTD.Inventors: Tadashi Nakano, Masaya Yamamoto, Hirofumi Taketsu
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Publication number: 20160163874Abstract: A semiconductor device of stable electrical characteristics, whose oxygen vacancies in a metal oxide is reduced, is provided. The semiconductor device includes a gate electrode, a gate insulating film over the gate electrode, a first metal oxide film over the gate insulating film, a source electrode and a drain electrode which are in contact with the first metal oxide film, and a passivation film over the source electrode and the drain electrode. A first insulating film, a second metal oxide film, and a second insulating film are stacked sequentially in the passivation film.Type: ApplicationFiled: February 16, 2016Publication date: June 9, 2016Inventors: Tadashi NAKANO, Mai SUGIKAWA, Kosei NODA
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Publication number: 20160137891Abstract: The present invention relates to a coated shaped metal material that is excellent in adhesion to a molded article of a thermoplastic resin composition and can be easily produced. The coated shaped metal material comprises a shaped metal material and a coating formed on a surface of the shaped metal material. The shaped metal material is a product made of a metal and has a predetermined shape by applying heat or force to the metal. The coating comprises a polyurethane resin containing a polycarbonate unit. A mass ratio of the polycarbonate unit to a total resin mass in the coating is 15 to 80 mass %. The coating has a film thickness of 0.5 to 20 ?m.Type: ApplicationFiled: January 20, 2016Publication date: May 19, 2016Inventors: Shigeyasu MORIKAWA, Tadashi NAKANO, Masaya YAMAMOTO
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Publication number: 20160102595Abstract: There is provided a cylinder head cooling apparatus of an engine capable of enhancing cooling efficiency around an auxiliary combustion chamber wall. The cylinder head cooling apparatus of an engine including a cylinder head having therein an intake port, an exhaust port, an auxiliary combustion chamber, and a cooling water jacket, in which an intake port wall, an exhaust port wall, and an auxiliary combustion chamber wall are placed in the cooling water jacket, the cooling water jacket includes a cooling water inlet and a cooling water outlet, engine cooling water flowed from the cooling water inlet into the cooling water jacket flows out from the cooling water outlet through the cooling water jacket, wherein a cooling water guide wall is provided upstream of the auxiliary combustion chamber wall in a cooling water passing path of the cooling water jacket, and the upstream cooling water guide wall is formed into a shape whose width gradually widens toward a downstream side.Type: ApplicationFiled: September 2, 2015Publication date: April 14, 2016Inventors: Kentaro NAGAI, Hiroshi KUWASAKI, Tadashi NAKANO, Takahito HAMASAKI, Yoshinori TANAKA, Masaya MORI
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Publication number: 20160090895Abstract: There is provided an engine water-cooling device that can increase warming-up efficiency of an engine. The engine water-cooling device includes a thermostat housing that houses a thermostat. The thermostat housing is mounted to a front wall of a cylinder head in one side portion in a width direction of the cylinder head. A cooling water pump is mounted to a front wall of a cylinder block in a central portion in a width direction of the cylinder block. A bypass passage includes an intra-head bypass passage in the cylinder head, and the intra-head bypass passage includes a width-direction passage portion extending from a position behind the thermostat housing to a position behind and above the cooling water pump.Type: ApplicationFiled: September 1, 2015Publication date: March 31, 2016Inventors: Naoya SAKURAI, Hideyuki KOYAMA, Hideyuki GOTO, Kentaro NAGAI, Tadashi NAKANO
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Patent number: 9293590Abstract: A semiconductor device of stable electrical characteristics, whose oxygen vacancies in a metal oxide is reduced, is provided. The semiconductor device includes a gate electrode, a gate insulating film over the gate electrode, a first metal oxide film over the gate insulating film, a source electrode and a drain electrode which are in contact with the first metal oxide film, and a passivation film over the source electrode and the drain electrode. A first insulating film, a second metal oxide film, and a second insulating film are stacked sequentially in the passivation film.Type: GrantFiled: May 26, 2015Date of Patent: March 22, 2016Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Tadashi Nakano, Mai Sugikawa, Kosei Noda
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Publication number: 20150361273Abstract: The shaped and coated metallic material comprises a shaped metallic material and a coating film formed on the surface of the shaped metallic material. The coating film comprises a polyurethane resin containing a polycarbonate unit. The ratio of the mass of the polycarbonate unit relative to the total mass of resins in the coating film is 15 to 80 mass %. The thickness of the coating film is larger than 1.0 ?m.Type: ApplicationFiled: November 25, 2013Publication date: December 17, 2015Inventors: Shigeyasu MORIKAWA, Tadashi NAKANO, Masaya YAMAMOTO
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Publication number: 20150255617Abstract: A semiconductor device of stable electrical characteristics, whose oxygen vacancies in a metal oxide is reduced, is provided. The semiconductor device includes a gate electrode, a gate insulating film over the gate electrode, a first metal oxide film over the gate insulating film, a source electrode and a drain electrode which are in contact with the first metal oxide film, and a passivation film over the source electrode and the drain electrode. A first insulating film, a second metal oxide film, and a second insulating film are stacked sequentially in the passivation film.Type: ApplicationFiled: May 26, 2015Publication date: September 10, 2015Inventors: Tadashi NAKANO, Mai SUGIKAWA, Kosei NODA
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Patent number: 9082860Abstract: A semiconductor device of stable electrical characteristics, whose oxygen vacancies in a metal oxide is reduced, is provided. The semiconductor device includes a gate electrode, a gate insulating film over the gate electrode, a first metal oxide film over the gate insulating film, a source electrode and a drain electrode which are in contact with the first metal oxide film, and a passivation film over the source electrode and the drain electrode. A first insulating film, a second metal oxide film, and a second insulating film are stacked sequentially in the passivation film.Type: GrantFiled: March 21, 2012Date of Patent: July 14, 2015Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Tadashi Nakano, Mai Sugikawa, Kosei Noda
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Patent number: 9069133Abstract: Anti-reflective coating materials for ultraviolet photolithography include at least one absorbing compound and at least one material modification agent, such as at least one porogen, at least one high-boiling solvent, at least one capping agent, at least one leveling agent, at least one catalyst, at least one replacement solvent, at least one pH tuning agent, and/or a combination thereof that are incorporated into inorganic-based materials or inorganic compositions and/or compounds. Suitable absorbing compounds are those that absorb around wavelengths such as 365 nm, 248 nm, 193 nm and 157 nm that may be used in photolithography.Type: GrantFiled: November 12, 2002Date of Patent: June 30, 2015Assignee: Honeywell International Inc.Inventors: Teresa Baldwin, Joseph Kennedy, Nancy Iwamoto, Tadashi Nakano, William Bedwell, Jason Stuck, Arlene Suedemeyer, Mello Hebert
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Publication number: 20150107722Abstract: The present invention pertains to a method for producing a black-plated steel sheet capable of being blackened in a short amount of time, and exhibiting an excellent ability to maintain a black appearance after processing. As an original sheet, the sheet used is a Zn-plating steel sheet which contains molten Al and Mg and has a Zn-plating layer containing molten Al and Mg, containing Al in the amount of 0.1-22.0 mass %, inclusive, and containing Mg in the amount of 0.1-1.5 mass %, inclusive. The plating layer is blackened by causing the molten-plating steel sheet to contact water vapor inside a tightly sealed container. When doing so, the concentration of oxygen inside the tightly sealed container is 13% or less.Type: ApplicationFiled: April 23, 2013Publication date: April 23, 2015Applicant: NISSHIN STEEL CO., LTDInventors: Tadashi Nakano, Masaya Yamamoto, Hirofumi Taketsu
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Patent number: D774437Type: GrantFiled: November 4, 2015Date of Patent: December 20, 2016Assignee: HONDA ACCESS CORP.Inventor: Tadashi Nakano
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Patent number: D791040Type: GrantFiled: July 13, 2016Date of Patent: July 4, 2017Assignee: HONDA ACCESS CORP.Inventors: Masaru Umehara, Tadashi Nakano