Patents by Inventor Kazuyoshi Arai
Kazuyoshi Arai 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: 20220332623Abstract: A glass comprising at least one oxide of Si and a di- or higher-valent metal element, the glass containing no bubbles with diameters of more than 0.1 mm, wherein an occupied area fraction of bubbles with diameters of 0.1 mm or less is 0.05% or less. A. semiconductor production apparatus and a liquid crystal production apparatus comprising a glass member comprising this glass. A method for producing a glass, comprising the steps of (1) placing raw material powders for at least one oxide of Si and a di- or higher-valent metal element in a container, mixing the raw material powders together and then melting the mixture by heating under reduced pressure to obtain a melt; (2-1) pressurizing the melt in a He gas atmosphere, or (2-2) heating the melt in an inert gas atmosphere other than a He gas atmosphere and then pressurizing the melt in the inert gas atmosphere; and (3) cooling the melt.Type: ApplicationFiled: April 18, 2022Publication date: October 20, 2022Applicant: TOSOH CORPORATIONInventors: Masahiro ITO, Kazuyoshi ARAI
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Patent number: 10005693Abstract: To provide opaque quartz glass having no water absorbing properties and being excellent in infrared light shielding properties, and a method for its production. In the production of opaque quartz glass of the present invention, a fine amorphous silica powder and a pore forming agent are mixed, then molded and heated at a predetermined temperature, to obtain opaque quartz glass wherein contained pores are closed pores, the average pore size of pores is from 5 to 20 ?m, and the content density of pores is high, whereby the heat shielding properties are high.Type: GrantFiled: February 16, 2015Date of Patent: June 26, 2018Assignee: TOSOH CORPORATIONInventors: Satori Hirai, Nobusuke Yamada, Kazuyoshi Arai
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Publication number: 20170174560Abstract: To provide opaque quartz glass having no water absorbing properties and being excellent in infrared light shielding properties, and a method for its production. In the production of opaque quartz glass of the present invention, a fine amorphous silica powder and a pore forming agent are mixed, then molded and heated at a predetermined temperature, to obtain opaque quartz glass wherein contained pores are closed pores, the average pore size of pores is from 5 to 20 ?m, and the content density of pores is high, whereby the heat shielding properties are high.Type: ApplicationFiled: February 16, 2015Publication date: June 22, 2017Applicant: TOSOH CORPORATIONInventors: Satori HIRAI, Nobusuke YAMADA, Kazuyoshi ARAI
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Patent number: 9371452Abstract: An object of the present invention is to provide a method for producing a Group IV metal oxide film useful as a semiconductor element or an optical element at a low temperature. The present invention relates to a method for producing a Group IV metal oxide film, comprising coating a surface of a substrate with a film-forming material dissolved in an organic solvent, and subjecting the substrate to a heat treatment, an ultraviolet irradiation treatment, or both of these treatments, wherein a film-forming material obtained by reacting a vinylenediamide complex having a specific structure with an oxidizing agent such as oxygen gas, air, ozone, water and hydrogen peroxide is used as the film-forming material.Type: GrantFiled: September 3, 2012Date of Patent: June 21, 2016Assignees: TOSOH CORPORATION, Sagami Chemical Research InstituteInventors: Tomoyuki Kinoshita, Kohei Iwanaga, Sachio Asano, Takahiro Kawabata, Noriaki Oshima, Satori Hirai, Yoshinori Harada, Kazuyoshi Arai, Ken-ichi Tada
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Patent number: 9322792Abstract: There is provided an X-ray diffraction apparatus configured to irradiate a sample S on a sample stage with X-rays generated from an X-ray source and detect the X-rays diffracted by a sample using a detector, including a virtual mask setting section and a signal processing section. The detector outputs detection signals according to intensity of the X-rays received by detection elements, for each of the plurality of detection elements forming a detection surface. The virtual mask setting section is capable of setting a virtual mask on the detection surface of the detector, and setting at least an opening dimension of the virtual mask as an opening condition of the virtual mask independently in an X direction and a Y direction. The signal processing section processes the detection signals outputted from the detector according to the opening condition of the virtual mask set in the virtual mask setting section.Type: GrantFiled: January 27, 2014Date of Patent: April 26, 2016Assignee: RIGAKU CORPORATIONInventors: Shintaro Kobayashi, Toru Mitsunaga, Koichi Kajiyoshi, Kazuyoshi Arai
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Patent number: 9252099Abstract: Disclosed is a semiconductor device 1 comprising: a semiconductor chip 10; a multilayer wiring structure 30 stacked on the semiconductor chip 10; and an electronic component 60,80 embedded in the multilayer wiring structure 30.Type: GrantFiled: September 19, 2011Date of Patent: February 2, 2016Assignee: TERA PROBE, INC.Inventor: Kazuyoshi Arai
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Publication number: 20150146861Abstract: There is provided an X-ray diffraction apparatus configured to irradiate a sample S on a sample stage with X-rays generated from an X-ray source and detect the X-rays diffracted by a sample using a detector, including a virtual mask setting section and a signal processing section. The detector outputs detection signals according to intensity of the X-rays received by detection elements, for each of the plurality of detection elements forming a detection surface. The virtual mask setting section is capable of setting a virtual mask on the detection surface of the detector, and setting at least an opening dimension of the virtual mask as an opening condition of the virtual mask independently in an X direction and a Y direction. The signal processing section processes the detection signals outputted from the detector according to the opening condition of the virtual mask set in the virtual mask setting section.Type: ApplicationFiled: January 27, 2014Publication date: May 28, 2015Inventors: Shintaro KOBAYASHI, Toru MITSUNAGA, Koichi KAJIYOSHI, Kazuyoshi ARAI
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Publication number: 20140227456Abstract: An object of the present invention is to provide a method for producing a Group IV metal oxide film useful as a semiconductor element or an optical element at a low temperature. The present invention relates to a method for producing a Group IV metal oxide film, comprising coating a surface of a substrate with a film-forming material dissolved in an organic solvent, and subjecting the substrate to a heat treatment, an ultraviolet irradiation treatment, or both of these treatments, wherein a film-forming material obtained by reacting a vinylenediamide complex having a specific structure with an oxidizing agent such as oxygen gas, air, ozone, water and hydrogen peroxide is used as the film-forming material.Type: ApplicationFiled: September 3, 2012Publication date: August 14, 2014Applicants: Sagami Chemical Research Institute, TOSOH CORPORATIONInventors: Tomoyuki Kinoshita, Kohei Iwanaga, Sachio Asano, Takahiro Kawabata, Noriaki Oshima, Satori Hirai, Yoshinori Harada, Kazuyoshi Arai, Ken-ichi Tada
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Publication number: 20130245540Abstract: A producing method for a living organism-applicable hydrogen-contained fluid, which includes hydrogen molecules in living organism-applicable fluid enclosed in a container (2i) with hydrogen molecule permeability, is provided. This method includes a hydrogen exposing step of exposing hydrogen molecules to the container (2i) in which the living organism-applicable fluid is enclosed from the outside of the container without opening the container. The container with hydrogen molecule permeability is one that allows a dissolved hydrogen concentration of a normal saline solution to be 1 ppb or greater when the container filled with the normal saline solution is immersed for 5 hours in a volume of hydrogen water, which stably maintains an approximately saturated state (1.6 ppm at 20 C degrees under 1 barometric pressure) and is 20 times the content volume of the container.Type: ApplicationFiled: March 15, 2013Publication date: September 19, 2013Applicant: MIZ CO. LTD.Inventors: Bunpei SATOH, Kazuyoshi ARAI, Fumitake SATOH
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Patent number: 8460861Abstract: A producing method for a living organism-applicable hydrogen-contained fluid, which includes hydrogen molecules in living organism-applicable fluid enclosed in a container (2i) with hydrogen molecule permeability, is provided. This method includes a hydrogen exposing step of exposing hydrogen molecules to the container (2i) in which the living organism-applicable fluid is enclosed from the outside of the container without opening the container. The container with hydrogen molecule permeability is one that allows a dissolved hydrogen concentration of a normal saline solution to be 1 ppb or greater when the container filled with the normal saline solution is immersed for 5 hours in a volume of hydrogen water, which stably maintains an approximately saturated state (1.6 ppm at 20 C degrees under 1 barometric pressure) and is 20 times the content volume of the container.Type: GrantFiled: November 4, 2010Date of Patent: June 11, 2013Assignee: MIZ Co. Ltd.Inventors: Bunpei Satoh, Kazuyoshi Arai, Fumitake Satoh
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Patent number: 8389460Abstract: The present invention washes clothes using a phosphorous-free detergent composition for clothes, which contains an organic alkaline chelating agent as an essential ingredient, and an anti-soil redeposition agent, but no surfactant.Type: GrantFiled: July 3, 2006Date of Patent: March 5, 2013Assignee: Miz Co., Ltd.Inventors: Kazuyoshi Arai, Tomoki Seo, Ryousuke Kurokawa
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Patent number: 8211817Abstract: Fused silica glass having an internal transmittance of UV with 245 nm wavelength, being at least 95% at 10 mm thickness, a OH content of not larger than 5 ppm, and a content of Li, Na, K, Mg, Ca and Cu each being smaller than 0.1 ppm. Preferably the glass has a viscosity coefficient at 1215° C. of at least 1011.5 Pa·s; and a Cu ion diffusion coefficient of not larger than 1×10?10 cm2/sec in a depth range of greater than 20 ?m up to 100 ?m, from the surface, when leaving to stand at 1050° C. in air for 24 hours. The glass is made by cristobalitizing powdery silica raw material; then, fusing the cristobalitized silica material in a non-reducing atmosphere. The glass exhibits a high transmittance of ultraviolet, visible and infrared rays, has high purity and heat resistance, and exhibits a reduced diffusion rate of metal impurities, therefore, it is suitable for various optical goods, semiconductor-production apparatus members, and liquid crystal display production apparatus members.Type: GrantFiled: September 11, 2007Date of Patent: July 3, 2012Assignees: Tosoh Corporation, Tosoh SGM CorporationInventors: Kazuyoshi Arai, Tsutomu Takahata, Shinkichi Hasimoto, Masahito Uchida, Nobusuke Yamada, Yoshinori Harada, Hideharu Horikoshi
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Publication number: 20120080788Abstract: Disclosed is a semiconductor device 1 comprising: a semiconductor chip 10; a multilayer wiring structure 30 stacked on the semiconductor chip 10; and an electronic component 60,80 embedded in the multilayer wiring structure 30.Type: ApplicationFiled: September 19, 2011Publication date: April 5, 2012Applicant: CASIO COMPUTER CO., LTD.Inventor: Kazuyoshi ARAI
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Publication number: 20110111048Abstract: A producing method for a living organism-applicable hydrogen-contained fluid, which includes hydrogen molecules in living organism-applicable fluid enclosed in a container (2i) with hydrogen molecule permeability, is provided. This method includes a hydrogen exposing step of exposing hydrogen molecules to the container (2i) in which the living organism-applicable fluid is enclosed from the outside of the container without opening the container. The container with hydrogen molecule permeability is one that allows a dissolved hydrogen concentration of a normal saline solution to be 1 ppb or greater when the container filled with the normal saline solution is immersed for 5 hours in a volume of hydrogen water, which stably maintains an approximately saturated state (1.6 ppm at 20 C degrees under 1 barometric pressure) and is 20 times the content volume of the container.Type: ApplicationFiled: November 4, 2010Publication date: May 12, 2011Inventors: Bunpei SATOH, Kazuyoshi Arai, Fumitake Satoh
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Publication number: 20100041538Abstract: Fused silica glass having an internal transmittance of UV with 245 nm wavelength, being at least 95% at 10 mm thickness, a OH content of not larger than 5 ppm, and a content of Li, Na, K, Mg, Ca and Cu each being smaller than 0.1 ppm. Preferably the glass has a viscosity coefficient at 1215° C. of at least 1011.5 Pa·s; and a Cu ion diffusion coefficient of not larger than 1×10?10 cm2/sec in a depth range of greater than 20 ?m up to 100 ?m, from the surface, when leaving to stand at 1050° C. in air for 24 hours. The glass is made by crystobalitizing powdery silica raw material; then, fusing the crystobalitized silica material in a non-reducing atmosphere. The glass exhibits a high transmittance of ultraviolet, visible and infrared rays, has high purity and heat resistance, and exhibits a reduced diffusion rate of metal impurities, therefore, it is suitable for various optical goods, semiconductor-production apparatus members, and liquid crystal display production apparatus members.Type: ApplicationFiled: September 11, 2007Publication date: February 18, 2010Inventors: Kazuyoshi Arai, Tsutomu Takahata, Shinkichi Hasimoto, Masahito Uchida, Nobusuke Yamada, Yoshinori Harada, Hideharu Horikoshi
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Patent number: 7553807Abstract: Washing is carried out using a detergent composition having main detergency obtained through an alkaline inorganic salt and further including at least an anti-soil redeposition agent. There is provided a clothes washing method, and a detergent composition for the same, that uses a detergent having detergency equivalent to or greater than that of synthetic detergents containing a surface active agent as the main detergency ingredient and also has excellent anti-soil redeposition efficiency wherein main detergency is obtained by an alkaline inorganic salt.Type: GrantFiled: July 3, 2008Date of Patent: June 30, 2009Assignee: Miz Co., Ltd.Inventors: Kazuyoshi Arai, Tomoki Seo
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Publication number: 20090119847Abstract: The present invention washes clothes using a phosphorous-free detergent composition for clothes, which contains an organic alkaline chelating agent as an essential ingredient, and an anti-soil redeposition agent, but no surfactant.Type: ApplicationFiled: July 3, 2006Publication date: May 14, 2009Applicant: MIZ CO., LTD.Inventors: Kazuyoshi Arai, Tomoki Seo, Ryousuke Kurokawa
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Publication number: 20090040898Abstract: A method, a device, and a computer-readable medium for simulating a multilayer optical storage medium are disclosed. A multiple-layer optical storage medium is simulated by using a set of multiple single-layer media, wherein the number of multiple single-layer media is equal to or smaller than the number of multiple layers of the multiple layer optical storage medium, and each single layer of the set of multiple single-layer media comprises a copy of the corresponding layer of the multiple-layer medium. This is transparent to any application software accessing a device having such a single-layer medium inserted therein by the drive reporting to the application that a multi-layer optical storage medium has actually been inserted into the device for reading or writing. The device may be comprised in an audio-visual player and/or a recorder such as a DVD recorder.Type: ApplicationFiled: August 19, 2005Publication date: February 12, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventors: Kazuyoshi Arai, Kazuhiro Miyamae
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Publication number: 20080302651Abstract: A performance maintaining method for an electrolyzed functional water generating apparatus capable of maintaining a state allowing steady generation of high-performance electrolyzed functional water is provided. A cation-exchange membrane provided in contact with an anode between a cathode and the anode regenerates a membrane by desorbing cations adsorbed to the cation-exchange membrane while to-be-electrolyzed raw water is subjected to electrolysis with a positive polarity in a state where an electrolytic chamber is supplied with to-be-electrolyzed raw water in the electrolyzed functional water generating apparatus having an electrolytic cell with a special structure that allows intake of the entire amount of water as cathode water.Type: ApplicationFiled: August 8, 2005Publication date: December 11, 2008Applicant: MIZ CO., LTD.Inventors: Kazuyoshi Arai, Kazuhiro Miyamae
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Publication number: 20080280804Abstract: Washing is carried out using a detergent composition having main detergency obtained through an alkaline inorganic salt and further including at least an anti-soil redeposition agent. There is provided a clothes washing method, and a detergent composition for the same, that uses a detergent having detergency equivalent to or greater than that of synthetic detergents containing a surface active agent as the main detergency ingredient and also has excellent anti-soil redeposition efficiency wherein main detergency is obtained by an alkaline inorganic salt.Type: ApplicationFiled: July 3, 2008Publication date: November 13, 2008Applicant: MIZ CO., LTD.Inventors: Kazuyoshi Arai, Tomoki Seo