Patents by Inventor Yoshihiro Miyoshi
Yoshihiro Miyoshi 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: 20240145153Abstract: An inductor component includes a base body including an insulator, an inductor wire extending inside the base body, extended electrodes connected to the inductor wire, each of the extended electrodes having a portion exposed to outside of the base body, and outer electrodes connected to respective ones of the extended electrodes. The base body, inductor wire, and extended electrodes form a component body. When a first sectional area is defined as an area of a section of the component body taken along a plane parallel to the bottom surface of the component body at an arbitrary position and when a second sectional area is defined as an area of another section of the component body taken along another plane parallel to the bottom surface closer to the bottom surface from the arbitrary position, the second sectional area is equal to or greater than the first sectional area.Type: ApplicationFiled: September 5, 2023Publication date: May 2, 2024Applicant: Murata Manufacturing Co., Ltd.Inventors: Yoshihiro FUJITA, Hiromi MIYOSHI, Tomohiro DOZEN, Hirofumi KABAYAMA
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Publication number: 20220285798Abstract: This electrode plate has a band-shaped core, and an active material layer formed on both surfaces of the core, and a current collector lead is connected to an exposed part at which the core is exposed. The exposed part is placed on the longitudinal direction portion of the core, and an identification display part that can specify the history of the manufacturing process is formed at a position different from the current collector lead in the exposed part. In the core, the active material layer is placed at a position on the opposite side to the identification display part in the core thickness direction.Type: ApplicationFiled: May 24, 2022Publication date: September 8, 2022Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yoshihiro Miyoshi, Yoshinori Sakai
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Publication number: 20210394246Abstract: In a roll press device, a thickness meter is provided on the exit side of first and second pressure rollers and detects the thickness of an electrode plate of a secondary battery at three or more points in the width direction of the electrode plate. From thickness measurement values at the three or more points and a thickness target value, a calculation unit calculates three feature amounts: the deviation between a thickness measurement value at the central point among the three or more points and the thickness target value, the quadratic component of the thickness profile of the electrode plate, and the linear component of the thickness profile of the electrode plate, and adaptively changes the respective pressure setting values of the first press mechanism, the second press mechanism, the first bend mechanism, and the second bend mechanism based on the three feature amounts.Type: ApplicationFiled: October 25, 2019Publication date: December 23, 2021Inventors: Fumihiro TERASAWA, Yoshihiro MIYOSHI, Naoyuki KOIDE
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Publication number: 20210005868Abstract: This electrode plate has a band-shaped core, and an active material layer formed on both surfaces of the core, and a current collector lead is connected to an exposed part at which the core is exposed. The exposed part is placed on the longitudinal direction portion of the core, and an identification display part that can specify the history of the manufacturing process is formed at a position different from the current collector lead in the exposed part. In the core, the active material layer is placed at a position on the opposite side to the identification display part in the core thickness direction.Type: ApplicationFiled: February 26, 2019Publication date: January 7, 2021Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yoshihiro Miyoshi, Yoshinori Sakai
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Patent number: 7569496Abstract: A method for manufacturing a SiC semiconductor device includes: forming an impurity layer in a SiC layer; and forming an oxide film on the SiC layer. The forming the impurity layer includes: implanting an impurity ion in the SiC layer; forming a carbon layer on the SiC layer; heating the SiC layer for activating the implanted impurity in the SiC layer covered with the carbon layer; and removing the carbon layer from the SiC layer. The forming the carbon layer includes: coating a resist on the SiC layer; and heating the resist for evaporating organic matter in the resist so that the resist is carbonized. The forming the oxide film is performed after the removing the carbon layer.Type: GrantFiled: April 3, 2007Date of Patent: August 4, 2009Assignee: DENSO CORPORATIONInventors: Hiroki Nakamura, Yoshihiro Miyoshi, Eiichi Okuno
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Publication number: 20080090383Abstract: A method for manufacturing a SiC semiconductor device includes: forming an impurity layer in a SiC layer; and forming an oxide film on the SiC layer. The forming the impurity layer includes: implanting an impurity ion in the SiC layer; forming a carbon layer on the SiC layer; heating the SiC layer for activating the implanted impurity in the SiC layer covered with the carbon layer; and removing the carbon layer from the SiC layer. The forming the carbon layer includes: coating a resist on the SiC layer; and heating the resist for evaporating organic matter in the resist so that the resist is carbonized. The forming the oxide film is performed after the removing the carbon layer.Type: ApplicationFiled: April 3, 2007Publication date: April 17, 2008Applicant: DENSO CORPORATIONInventors: Hiroki Nakamura, Yoshihiro Miyoshi, Eiichi Okuno
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Publication number: 20050117491Abstract: A recording method for converting m-bit data into n-bit (where n>m) data whose run length is restricted and recording the converted data on a recording medium, the recording method comprising the step of selecting first n-bit data according to an immediately preceded n-bit data, first n-bit data immediately followed thereby, and second n-bit data immediately followed thereby so that the cumulative value of DC components per unit time becomes small.Type: ApplicationFiled: May 12, 2003Publication date: June 2, 2005Inventors: Yoichiro Sako, Toru Aida, Tatsuya Inokuchi, Akiya Saito, Takashi Kihara, Tatsuhi Sano, Yoriaki Kanada, Yoshihiro Miyoshi, Shunsuke Furukawa, Yoshinobu Usui, Toshihiko Senno
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Patent number: 5463000Abstract: A process for producing an olefin polymer which Comprises homopolymerizing or copolymerizing an olefin in a gas phase by using a catalyst system comprising the following components A) and B):A) a solid catalyst component prepared by immobilizing a catalyst component comprising at least titanium, magnesium, halogen and an electron-donative compound on a porous polymer material, said solid catalyst component satisfying the following conditions (a), (b) and (c):(a) ethylene is preliminarily polymerized thereon in an amount of 50-200 g per gram of the component previously immobilized on the porous polymer material.(b) the preliminary polymerization of ethylene is carried out at most at a rate of 3 g/g-immobilized component-hour at least until the quantity of the preliminarily polymerized ethylene reaches 5 g/g-immobilized component, and(c) the preliminarily polymerized ethylene polymer has an intrinsic viscosity [.eta.] of 0.5 dl/g to 2.5 dl/g as measured in tetralin at 135.degree. C.Type: GrantFiled: October 27, 1992Date of Patent: October 31, 1995Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshihiro Miyoshi, Hiroyuki Shiraishi, Kiyoshi Kawai, Hideaki Koga
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Patent number: 5258476Abstract: A process for producing an ethylene-.alpha.-olefin copolymer which comprises copolymerizing ethylene and an .alpha.-olefin at a temperature higher than 120.degree. C. by using a catalyst system comprising a specified titanium amide compound represented by general formula (R.sup.1 R.sup.2 N).sub.4-n TiY.sub.n and an oxygen-containing alkylaluminum compound. According to the above process, there can be obtained ethylene-.alpha.-olefin copolymers narrow in composition distribution, high in molecular weight and excellent in weather resistance, colorizability, corrosion resistance and dynamic properties.Type: GrantFiled: March 12, 1992Date of Patent: November 2, 1993Assignee: Sumitomo Chemical Company, LimitedInventors: Toshio Sasaki, Hirofumi Johoji, Hiroyuki Shiraishi, Yoshihiro Miyoshi
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Patent number: 5166280Abstract: An olefin polymerization catalyst comprising:(A) a solid catalyst component containing a trivalent titanium, which is represented by the composition formulaMg.sub.m Ti(OR).sub.n X.sub.p [ED].sub.q(wherein R is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen, ED is a electron donative compound, and m, n, p and q are each a number satisfying 1.ltoreq.m.ltoreq.51, 0<n.ltoreq.5, 5.ltoreq.p.ltoreq.106 and 0.2.ltoreq.q.ltoreq.2) obtained by reducing a titanium compound represented by the general formula Ti(OR.sup.1).sub.a X.sub.4-a (wherein R.sup.1 is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen atom and a is a number satisfying 0<a.ltoreq.Type: GrantFiled: September 6, 1991Date of Patent: November 24, 1992Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshihiro Miyoshi, Hiroyuki Shiraishi, Takeshi Ebara, Toshio Sasaki, Kiyoshi Kawai
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Patent number: 5134104Abstract: A liquid catalyst component for copolymerization of ethylene with .alpha.-olefin comprising a titanium compound represented by the following general formula:(R.sup.1 R.sup.2 N).sub.4-(m+n) TiX.sub.m Y.sub.nwherein R.sup.1 and R.sup.2 each represents a saturated hydrocarbon group having 8 to 30 carbon atoms; X represents halogen; Y represents an alkoxy group; m represents a number satisfying 1.ltoreq.m.ltoreq.3; n represents a number satisfying 0.ltoreq.n.ltoreq.2; and (m+n) satisfies 1.ltoreq.(m+n).ltoreq.3.Said liquid catalyst component is used in combination with an organoaluminum compound as a catalyst system for copolymerization of ethylene with .alpha.-olefin.Type: GrantFiled: May 28, 1991Date of Patent: July 28, 1992Assignee: Sumitomo Chemical Company, LimitedInventors: Toshio Sasaki, Hirofumi Jyohouji, Yoshihiro Miyoshi, Takeshi Ebara, Kiyoshi Kawai
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Patent number: 5077250Abstract: An olefin polymerization catalyst comprising:(A) a solid catalyst component containing a trivalent titanium, which is represented by the composition formulaMg.sub.m Ti(OR).sub.n X.sub.p [ED].sub.q(wherein R is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen, ED is a electron donative compound, and m, n, p and q are each a number satisfying 1.ltoreq.m.ltoreq.51, 0<n.ltoreq.5, 5.ltoreq.p.ltoreq.106 and 0.2.ltoreq.q.ltoreq.2) obtained by reducing a titanium compound represented by the general formula Ti(OR.sup.1).sub.a X.sub.4-a (wherein R.sup.1 is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen atom and a is a number satisfying 0<a.ltoreq.Type: GrantFiled: April 24, 1990Date of Patent: December 31, 1991Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshihiro Miyoshi, Hiroyuki Shiraishi, Takeshi Ebara, Toshio Sasaki, Kiyoshi Kawai
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Patent number: 5039766Abstract: A liquid catalyst component for copolymerization of ethylene with .alpha.-olefin comprising a titanium compound represented by the following general formula:(R.sup.1 R.sup.2 N).sub.4-(m+n) TiX.sub.m Y.sub.nwherein R.sup.1 and R.sup.2 each represents a saturated hydrocarbon group having 8 to 30 carbon atoms; X represents halogen; Y represents an alkoxy group; m represents a number satisfying 1.ltoreq.m.ltoreq.3; n represents a number satisfying 0.ltoreq.n.ltoreq.2; and (m+n) satisfies 1.ltoreq.(m+n).ltoreq.3.Said liquid catalyst component is used in combination with an organoaluminum compound as a catalyst system for copolymerization of ethylene with .alpha.-olefin.Type: GrantFiled: June 22, 1989Date of Patent: August 13, 1991Assignee: Sumitomo Chemical Company, LimitedInventors: Toshio Sasaki, Hirofumi Jyohouji, Yoshihiro Miyoshi, Takeshi Ebara, Kiyoshi Kawai
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Patent number: 4916099Abstract: A solid catalyst component for olefin copolymerization containing trivalent titanium compound, which is obtained by reducing a titanium compound represented by the general formula Ti(OR.sup.1).sub.n X.sub.4-n (wherein R.sup.1 is a hydrocarbon group of 1 to 20 carbon atoms, X is a halogen atom, and n is a number satisfying 0<n.ltoreq.4) with an organomagnesium compound in the presence of a porous carrier having a pore volume of, at pore radius of 50 to 5,000 .ANG., at least 0.2 ml/g, or in the presence of an organosilicon compound having at least one Si-O bond and the porous carrier to obtain a solid product, treating the solid product with a mixture of an ether compound and titanium tetrachloride, a catalyst system for olefin copolymerization comprising the above-mentioned solid catalyst component and an organoaluminum compound, as well as a process for olefin copolymerization using said catalyst system.Type: GrantFiled: August 29, 1988Date of Patent: April 10, 1990Assignee: Sumitomo Chemical Company, LimitedInventors: Toshio Sasaki, Yoshihiro Miyoshi, Takeshi Ebara, Kiyoshi Kawai
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Patent number: 4556648Abstract: A solid catalyst component for olefin polymerization which is produced by reacting (A) a silicon compound with (B) a compound of transition metal of Groups IVa, Va and VIa of the periodic table to obtain a reaction mixture (I), reacting the reaction mixture (I) with (C) an organomagnesium compound selected from organomagnesium compounds or hydrocarbon-soluble complexes between an organomagnesium compound and an organometal compound capable of allowing said organomagnesium compound to be soluble in hydrocarbons to obtain an intermediate product (II), and contacting the intermediate product (II) with (D) an organoaluminum halide compound represented by the general formula R.sub.c.sup.1 AlX.sub.3-c (wherein R.sup.1 is an organic group containing 1 to 20 carbon atoms, X is a halogen and c is a number defined by 0<c<3) and (E) an oxidative compound.Type: GrantFiled: August 10, 1984Date of Patent: December 3, 1985Assignee: Sumitomo Chemical Company, LimitedInventors: Kiyoshi Kawai, Toshiyuki Kokubo, Yoshihiro Miyoshi