Patents by Inventor Shogo Shimada
Shogo Shimada 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: 20230223587Abstract: There is provided a solid electrolyte production method which can provide a solid electrolyte having a high ion conductivity at low cost with high productivity using a liquid-phase method. The method comprises drying a slurry by fluidized drying using media particles as a medium. The slurry includes a solid electrolyte comprising at least an alkali metal, sulfur atoms and phosphorus atoms as constituent atoms, or a precursor of the solid electrolyte, and a polar solvent.Type: ApplicationFiled: May 10, 2021Publication date: July 13, 2023Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Shogo SHIMADA, Hirofumi ISHIBASHI, Yasuhito KAGOTA
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Publication number: 20230223594Abstract: A sulfide solid electrolyte, which is able to adjust the morphology unavailable traditionally, or is readily adjusted so as to have a desired morphology, the sulfide solid electrolyte having a volume-based average particle diameter measured by laser diffraction particle size distribution measurement of 3 ?m or more and a specific surface area measured by the BET method of 20 m2/g or more; and a method of treating a sulfide solid electrolyte including the sulfide solid electrolyte being subjected to at least one mechanical treatment selected from disintegration and granulation.Type: ApplicationFiled: March 16, 2023Publication date: July 13, 2023Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Masayuki SHIBATA, Hiroaki YAMADA, Nobuhito NAKAYA, Yusuke ISEKI, Minoru SENGA, Takashi HAYAKAWA, Shogo SHIMADA, Tomoyuki OKUYAMA, Koji KATO
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Patent number: 11658337Abstract: A sulfide solid electrolyte, which is able to adjust the morphology unavailable traditionally, or is readily adjusted so as to have a desired morphology, the sulfide solid electrolyte having a volume-based average particle diameter measured by laser diffraction particle size distribution measurement of 3 ?m or more and a specific surface area measured by the BET method of 20 m2/g or more; and a method of treating a sulfide solid electrolyte including the sulfide solid electrolyte being subjected to at least one mechanical treatment selected from disintegration and granulation.Type: GrantFiled: November 22, 2019Date of Patent: May 23, 2023Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Masayuki Shibata, Hiroaki Yamada, Nobuhito Nakaya, Yusuke Iseki, Minoru Senga, Takashi Hayakawa, Shogo Shimada, Tomoyuki Okuyama, Koji Kato
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Publication number: 20210242496Abstract: A sulfide solid electrolyte, which is able to adjust the morphology unavailable traditionally, or is readily adjusted so as to have a desired morphology, the sulfide solid electrolyte having a volume-based average particle diameter measured by laser diffraction particle size distribution measurement of 3 ?m or more and a specific surface area measured by the BET method of 20 m2/g or more; and a method of treating a sulfide solid electrolyte including the sulfide solid electrolyte being subjected to at least one mechanical treatment selected from disintegration and granulation.Type: ApplicationFiled: November 22, 2019Publication date: August 5, 2021Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Masayuki SHIBATA, Hiroaki YAMADA, Nobuhito NAKAYA, Yusuke ISEKI, Minoru SENGA, Takashi HAYAKAWA, Shogo SHIMADA, Tomoyuki OKUYAMA, Koji KATO
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Patent number: 9330806Abstract: There is provided a semiconductive ceramic sintered compact that has a conductivity high enough to attain static electricity removal and antistatic purposes and, at the same time, has excellent mechanical properties or stability over time. The semiconductive ceramic sintered compact includes at least a main phase and first and second phases contained in the main phase observed as a result of observation of any face of the sintered compact, the main phase being a ceramic sintered phase containing Al2O3 particles, the first phase being a grain boundary phase including a conductive substance-containing conductive phase and Al2O3 particles, the Al2O3 particles being present in an island-sea form in the conductive phase, the second phase being a grain boundary phase containing a conductive phase having the same composition as the conductive phase in the first phase and having a structure that electrically connects the first phases three-dimensionally to each other.Type: GrantFiled: November 30, 2012Date of Patent: May 3, 2016Assignee: Toto Ltd.Inventors: Shogo Shimada, Yasutaka Ushijima, Atsushi Teramoto
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Patent number: 8736024Abstract: There is provided a semiconductive ceramic sintered compact that has a conductivity high enough to attain static electricity removal and antistatic purposes and, at the same time, has excellent mechanical properties or stability over time. The semiconductive ceramic sintered compact includes a main phase and a conductive phase, wherein the main phase is a ceramic sintered phase including Al2O3 particles, the area ratio of the conductive phase to the main phase is 0% (exclusive) to 10% (inclusive), and the conductive phase includes two or more metals selected from Mn (manganese), Fe (iron), and Ti (titanium) and has a composition meeting a relation of Mn/(Ti+Mn+Fe)>0.08 or Mn/Ti>0.15.Type: GrantFiled: November 30, 2012Date of Patent: May 27, 2014Assignee: Toto Ltd.Inventors: Shogo Shimada, Yasutaka Ushijima, Atsushi Teramoto
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Patent number: 7833921Abstract: A composite material according to the invention includes X parts by volume of boron carbide, Y parts by volume of silicon carbide, and Z parts by volume of silicon as main components, wherein 10<X<60, 20<Y<70, and 5<Z<30 are satisfied, and grains of 10 ?m or more of the boron carbide and the silicon carbide are 10-50 parts by volume.Type: GrantFiled: April 3, 2009Date of Patent: November 16, 2010Assignee: Toto Ltd.Inventors: Akio Matsumoto, Shogo Shimada
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Publication number: 20090295048Abstract: A composite material according to the invention includes X parts by volume of boron carbide, Y parts by volume of silicon carbide, and Z parts by volume of silicon as main components, wherein 10<X<60, 20<Y<70, and 5<Z<30 are satisfied, and grains of 10 ?m or more of the boron carbide and the silicon carbide are 10-50 parts by volume.Type: ApplicationFiled: April 3, 2009Publication date: December 3, 2009Applicant: Toto Ltd.Inventors: Akio Matsumoto, Shogo Shimada
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Publication number: 20090256112Abstract: A composite material according the invention includes boron carbide, silicon carbide, and silicon as main components, wherein an average grain diameter of boron carbide grains of the composite material is 10 ?m or more and 30 ?m or less.Type: ApplicationFiled: April 3, 2009Publication date: October 15, 2009Applicant: Toto Ltd.Inventors: Shogo Shimada, Akio Matsumoto, Masami Ando
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Publication number: 20080254964Abstract: Object: To provide a machineable glass ceramic which has excellent machineable properties and various other physical property values. Solution: A machineable glass ceramic comprises a glass matrix having substantially only fluorine phlogopite crystals dispersed therein, wherein an average dimension in the directions of major axes of said fluorine phlogopite crystals is less than 5 ?m. The machineable glass ceramic constituted as above is produced by forming and degreasing glassy powder containing at least Si, Al, Mg, K, F and O, and thereafter by sintering the same at temperatures of 1000-1100 degrees centigrade.Type: ApplicationFiled: December 21, 2007Publication date: October 16, 2008Applicant: Toto Ltd.Inventors: Shogo Shimada, Takayuki Ide, Masakatsu Kiyohara, Akio Matsumoto
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Publication number: 20080075929Abstract: The object of the present invention is to provide free-machining machineable ceramic which is excellent in free-machining property and various physical property values and which is sintered at a temperature of 1550° C. or less without a liquid phase. It is produced by sintering at a temperature of 1450-1550° C. at a composition ratio of 10-75 vol % of ZrSiO4, 15-50 vol % of h-BN, and 10-50 vol % of ZrO2. More preferably 10-60 vol % of ZrSiO4, 20-50 vol % of h-BN, and 21-50 vol % of ZrO2.Type: ApplicationFiled: July 17, 2007Publication date: March 27, 2008Applicant: TOTO LTD.Inventors: Shogo Shimada, Takayuki Ide, Masafumi Isogai