Patents by Inventor Toshitaka Nakamura
Toshitaka Nakamura 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: 20230121803Abstract: A nitride laminate, in which contamination in the nitride layer is suppressed and crystallinity is improved, is provided. A nitride laminate includes a polymer substrate, and a nitride layer provided on at least one of the surfaces of the polymer substrate. The nitride layer has a wurtzite crystal structure. The atomic proportion of oxygen in the nitride layer is 2.5 atm. % or less, and the atomic proportion of hydrogen in the nitride layer is 2.0 atm. % or less. The FWHM of the X-ray rocking curve of the nitride layer is 8 degree or less.Type: ApplicationFiled: March 2, 2021Publication date: April 20, 2023Inventors: Masahiko WATANABE, Toshitaka NAKAMURA, Hironobu MACHINAGA
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Publication number: 20200407660Abstract: A lubricating oil composition for a push-belt continuously variable transmission includes: (A) a lubricant base oil including at least one wax-isomerized base oil, and having a specific kinematic viscosity and a specific viscosity index; (B) a poly(meth)acrylate having a specific weight average molecular weight; (C) a boron-containing succinimide compound; (D) a borate ester compound; and (E) an overbased calcium detergent, wherein the composition has a kinematic viscosity at 40° C. of no more than 25 mm2/s; a viscosity index of no less than 180; and the ratio of a boron content to a calcium content of 0.5 to 1.5.Type: ApplicationFiled: June 26, 2020Publication date: December 31, 2020Applicants: ENEOS Corporation, HONDA MOTOR Co., Ltd.Inventors: Hitoshi KOMATSUBARA, Shingo MATSUKI, Toshitaka NAKAMURA, Hiroyuki CHINEN, Yuji MATSUI, Kosei KASHIMA, Yosuke WATANABE, Makito NAKASONE
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Publication number: 20200032160Abstract: A lubricating oil composition including: a lubricating base oil; (A) a dispersant poly(meth)acrylate compound having a weight average molecular weight of 30,000 to 200,000 in an amount of 1 to 10 mass % on the basis of the total mass of the composition; and (B) a non-dispersant poly(meth)acrylate compound having a weight average molecular weight of 15,000 to 100,000 in an amount of no more than 15 mass % on the basis of the total mass of the composition, wherein the ratio MA/MB of the amount MA of the component (A) to the amount MB of the component (B) is 0.05 to 1; and the ratio MwB/MwA of the weight average molecular weight MwB of the component (B) to the weight average molecular weight MwA of the component (A) is 0.05 to 2.Type: ApplicationFiled: April 13, 2018Publication date: January 30, 2020Applicant: JXTG NIPPON OIL & ENERGY CORPORATIONInventors: Hitoshi KOMATSUBARA, Shingo MATSUKI, Toshitaka NAKAMURA, Hiroyuki CHINEN, Yuji MATSUI
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Patent number: 10537909Abstract: A powder coating apparatus for attaching powder to a film includes a forwarding roll which forwards the film; a take-up roll which is arranged on the downstream side of a conveyance direction of the film with respect to the forwarding roll and which takes up the film; a film-forming nozzle which is arranged between the forwarding roll and the take-up roll in the conveyance direction so as to be opposed to the film and which jets the powder; a first casing or a second casing which accommodates the forwarding roll and the take-up roll; an apparatus casing which accommodates the film-forming nozzle, the first casing, and the second casing; and a pressure adjustment unit configured to set an internal pressure of the first casing and the second casing to be higher than an internal pressure of the apparatus casing.Type: GrantFiled: June 3, 2015Date of Patent: January 21, 2020Assignee: NITTO DENKO CORPORATIONInventors: Daniel Popovici, Keita Mine, Shusaku Shibata, Toshitaka Nakamura
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Patent number: 10415132Abstract: A method for producing a metal oxide-polymer laminate, including preparing a polymer layer, and forming a metal oxide layer on a surface of the polymer layer by an aerosol deposition method so that at least a portion of the metal oxide layer is embedded in the polymer layer in a thickness direction thereof.Type: GrantFiled: July 14, 2016Date of Patent: September 17, 2019Assignee: NITTO DENKO CORPORATIONInventors: Daniel Popovici, Keita Mine, Masayuki Minakata, Toshitaka Nakamura
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Patent number: 10370756Abstract: A method for producing a metal oxide-polymer laminate, including preparing a polymer layer, and forming a metal oxide layer on a surface of the polymer layer by an aerosol deposition method so that at least a portion of the metal oxide layer is embedded in the polymer layer in a thickness direction thereof.Type: GrantFiled: July 14, 2016Date of Patent: August 6, 2019Assignee: NITTO DENKO CORPORATIONInventors: Daniel Popovici, Keita Mine, Masayuki Minakata, Toshitaka Nakamura
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Patent number: 10201809Abstract: There is provided a photocatalyst sheet comprising a base material and a photocatalyst layer containing at least a photocatalyst, wherein the photocatalyst layer is firmly adhered to the base material. In an embodiment, there is provided a photocatalyst sheet comprising a base material; and a photocatalyst layer that contains at least a photocatalyst, and is formed on at least one surface of the base material through an aerosol deposition method. This photocatalyst sheet has an excellent photocatalytic activity and an excellent adhesion.Type: GrantFiled: July 4, 2014Date of Patent: February 12, 2019Assignee: Nitto Denko CorporationInventors: Takashi Ozaki, Masayuki Minakata, Keita Mine, Daniel Popovici, Toshitaka Nakamura, Tao Gu, Brett T. Harding, Takuya Fukumura, Guang Pan, Ekambaram Sambandan, Rajesh Mukherjee
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Publication number: 20180087002Abstract: A lubricating oil composition for a continuously variable transmission including: (A) a lubricant base oil; (B) a borate ester compound in an amount of 25 to 500 mass ppm in terms of boron on the basis of the total mass of the composition; (C) phosphoric acid in an amount of 100 to 750 mass ppm in terms of phosphorus on the basis of the total mass of the composition; (D) a poly(meth)acrylate having a weight average molecular weight of no more than 100,000, wherein the lubricating oil composition has a kinematic viscosity at 40° C. of no more than 25 mm2/s.Type: ApplicationFiled: September 18, 2017Publication date: March 29, 2018Applicant: JXTG NIPPON OIL & ENERGY CORPORATIONInventors: Hitoshi KOMATSUBARA, Shingo MATSUKI, Toshitaka NAKAMURA, Hiroyuki CHINEN, Yuji MATSUI
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Publication number: 20170256767Abstract: The lithium metal secondary battery includes a negative electrode active material layer containing lithium metal, a positive electrode active material layer, and a separator disposed between the negative electrode active material layer and the positive electrode active material layer. The separator is porous and contains ion conducting inorganic oxide, and an electrolyte is present in the separator and in the positive electrode active material layer.Type: ApplicationFiled: June 3, 2015Publication date: September 7, 2017Applicant: NITTO DENKO CORPORATIONInventors: Daniel POPOVICI, Shusaku SHIBATA, Keita MINE, Toshitaka NAKAMURA
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Publication number: 20170209886Abstract: A powder coating apparatus for attaching powder to a film includes a forwarding roll which forwards the film; a take-up roll which is arranged on the downstream side of a conveyance direction of the film with respect to the forwarding roll and which takes up the film; a film-forming nozzle which is arranged between the forwarding roll and the take-up roll in the conveyance direction so as to be opposed to the film and which jets the powder; a first casing or a second casing which accommodates the forwarding roll and the take-up roll; an apparatus casing which accommodates the film-forming nozzle, the first casing, and the second casing; and a pressure adjustment unit configured to set an internal pressure of the first casing and the second casing to be higher than an internal pressure of the apparatus casing.Type: ApplicationFiled: June 3, 2015Publication date: July 27, 2017Applicant: NITTO DENKO CORPORATIONInventors: Daniel POPOVICI, Keita MINE, Shusaku SHIBATA, Toshitaka NAKAMURA
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Patent number: 9608178Abstract: The present invention relates to a semiconductor light emitting device including: a substrate for element mounting; a wiring provided on the substrate; an LED element provided on the substrate and electrically connected to the wiring; an encapsulating resin layer for encapsulating the LED element; and a wavelength conversion layer which contains a phosphor material and converts a wavelength of light emitted by the LED element, in which the wavelength conversion layer is provided on an upper side of the LED element, and a diffusive reflection resin layer is provided in a state that side faces of the LED element are surrounded therewith, and an area at the LED element face side of the wavelength conversion layer is at least twice larger by area ratio than an area of light emitting area on an upper surface of the LED element.Type: GrantFiled: June 21, 2011Date of Patent: March 28, 2017Assignee: NITTO DENKO CORPORATIONInventors: Hisataka Ito, Toshitaka Nakamura, Hironaka Fujii
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Publication number: 20160319420Abstract: A metal oxide-polymer laminate includes a polymer layer, and a metal oxide layer laminated on a surface of the polymer layer and formed by an aerosol deposition method. At least a portion of the metal oxide layer is embedded in the polymer layer in a thickness direction thereof.Type: ApplicationFiled: July 14, 2016Publication date: November 3, 2016Applicant: NITTO DENKO CORPORATIONInventors: Daniel POPOVICI, Keita MINE, Masayuki MINAKATA, Toshitaka NAKAMURA
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Publication number: 20160158738Abstract: There is provided a photocatalyst sheet comprising a base material and a photocatalyst layer containing at least a photocatalyst, wherein the photocatalyst layer is firmly adhered to the base material. In an embodiment, there is provided a photocatalyst sheet comprising a base material; and a photocatalyst layer that contains at least a photocatalyst, and is formed on at least one surface of the base material through an aerosol deposition method. This photocatalyst sheet has an excellent photocatalytic activity and an excellent adhesion.Type: ApplicationFiled: July 4, 2014Publication date: June 9, 2016Inventors: Takashi Ozaki, Masayuki Minakata, Keita Mine, Daniel Popovici, Toshitaka Nakamura, Tao Gu, Brett T. Harding, Takuya Fukumura, Guang Pan, Ekambaram Sambandan, Rajesh Mukherjee
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Publication number: 20160060178Abstract: A method and apparatus for sintering flat ceramics using a mesh or lattice is described herein.Type: ApplicationFiled: November 5, 2015Publication date: March 3, 2016Inventors: Hiroaki Miyagawa, Guang Pan, Hironaka Fujii, Bin Zhang, Amane Mochizuki, Toshitaka Nakamura
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Patent number: 9206086Abstract: A method and apparatus for sintering flat ceramics using a mesh or lattice is described herein.Type: GrantFiled: April 18, 2013Date of Patent: December 8, 2015Assignee: NITTO DENKO CORPORATIONInventors: Hiroaki Miyagawa, Guang Pan, Hironaka Fujii, Bin Zhang, Amane Mochizuki, Toshitaka Nakamura
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Patent number: 9205571Abstract: A method and apparatus for sintering flat ceramics using a mesh or lattice is described herein.Type: GrantFiled: March 15, 2013Date of Patent: December 8, 2015Assignee: NITTO DENKO CORPORATIONInventors: Hiroaki Miyagawa, Guang Pan, Hironaka Fujii, Bin Zhang, Amane Mochizuki, Toshitaka Nakamura
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Patent number: 9130131Abstract: Some embodiments disclosed herein include a lighting apparatus having a composite. The composite may include a first emissive layer and a second emissive layer. The first emissive layer may include a first garnet phosphor having a common dopant. The second emissive layer may include a second garnet phosphor having the common dopant. In some embodiments, the first emissive layer and the second emissive layer are fixed together. Some embodiments disclosed herein include efficient and economic methods of making the composite. The method may include, in some embodiments, sintering an assembly that includes pre-cursor materials for the first emissive layer and the second emissive layer.Type: GrantFiled: August 2, 2013Date of Patent: September 8, 2015Assignee: NITTO DENKO CORPORATIONInventors: Bin Zhang, Rajesh Mukherjee, Hironaka Fujii, Hiroaki Miyagawa, Guang Pan, Toshitaka Nakamura, Amane Mochizuki
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Patent number: 9102875Abstract: Disclosed herein are emissive ceramic materials having a dopant concentration gradient along a thickness of a yttrium aluminum garnet (YAG) region. The dopant concentration gradient may include a maximum dopant concentration, a half-maximum dopant concentration, and a slope at or near the half-maximum dopant concentration. The emissive ceramics may, in some embodiments, exhibit high internal quantum efficiencies (IQE). The emissive ceramics may, in some embodiments, include porous regions. Also disclosed herein are methods of make the emissive ceramic by sintering an assembly having doped and non-doped layers.Type: GrantFiled: July 29, 2014Date of Patent: August 11, 2015Assignee: NITTO DENKO CORPORATIONInventors: Guang Pan, Hiroaki Miyagawa, Hironaka Fujii, Bin Zhang, Rajesh Mukherjee, Toshitaka Nakamura, Amane Mochizuki
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Publication number: 20150147565Abstract: A metal oxide-polymer laminate includes a polymer layer, and a metal oxide layer laminated on a surface of the polymer layer and formed by an aerosol deposition method. At least a portion of the metal oxide layer is embedded in the polymer layer in a thickness direction thereof.Type: ApplicationFiled: November 25, 2014Publication date: May 28, 2015Applicant: NITTO DENKO CORPORATIONInventors: Daniel POPOVICI, Keita MINE, Masayuki MINAKATA, Toshitaka NAKAMURA
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Patent number: 8968600Abstract: Disclosed herein are phosphor compositions having high gadolinium concentrations. Some embodiments include a thermally stable ceramic body comprising an emissive layer, wherein said emissive layer comprises a compound represented by the formula (A1-x-zGdxDz)3B5O12, wherein: D is a first dopant selected from the group consisting of Nd, Er, Eu, Mn, Cr, Yb, Sm, Tb, Ce, Pr, Dy, Ho, Lu and combinations thereof; A is selected from the group consisting of Y, Lu, Ca, La, Tb, and combinations thereof; B is selected from the group consisting of Al, Mg, Si, Ga, In, and combinations thereof; x is in the range of about 0.20 to about 0.80; and z is in the range of about 0.001 to about 0.10. Also disclosed are thermally stable ceramic bodies that can include the composition of formula I. Methods of making the ceramic body and a lighting device including the ceramic body are also disclosed.Type: GrantFiled: February 22, 2012Date of Patent: March 3, 2015Assignee: Nitto Denko CorporationInventors: Bin Zhang, Amane Mochizuki, Toshitaka Nakamura, Guang Pan, Hiroaki Miyagawa, Hironaka Fujii