Patents by Inventor Hiroshi Takashima
Hiroshi Takashima 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: 20240117517Abstract: Disclosed is an Fe-based electroplated steel sheet including: a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % or more and 3.0 mass % or less; and an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface of 5.0 g/m2 or more, in which in an intensity profile measured by glow discharge optical emission spectrometry, a peak of emission intensity at wavelengths indicating Si is detected within a range from a surface of the Fe-based electroplating layer to more than 0.2 ?m in a thickness direction and not more than a thickness of the Fe-based electroplating layer, and an average value of C concentration in a region ranging from 10 ?m to 20 ?m in the thickness direction from the surface of the Fe-based electroplating layer is 0.10 mass % or less.Type: ApplicationFiled: November 5, 2021Publication date: April 11, 2024Applicant: JFE STEEL CORPORATIONInventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Takashi KAWANO, Takako YAMASHITA, Hiroshi MATSUDA, Yoichi MAKIMIZU
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Publication number: 20220239166Abstract: An amorphous lamination core for motor is configured by laminating amorphous alloy pieces, a pressurization member is pressed to a plurality of positions of the amorphous alloy piece, the number of pressurization portions with a crack is N, the total number of pressurization portions to which the pressurization member is pressed is N0 (N0?100), and a degree of embrittlement is N/N0×100(%), the pressurization member is made of beryllium copper, and has a body portion of ?1.4 mm and a conical portion, the conical portion has a bottom surface of ?4 mm and a vertex angle ? of 120°, and when the degree of embrittlement is evaluated with the conical portion being pressed against the amorphous alloy piece and pressurization force of the pressurization member being set to 14 N, a degree of embrittlement of the amorphous alloy piece is equal to or less than 3.0%.Type: ApplicationFiled: January 24, 2022Publication date: July 28, 2022Inventors: Nakao MORITSUGU, Hiroshi TAKASHIMA
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Publication number: 20220236158Abstract: A new method for evaluating embrittlement of an amorphous alloy ribbon is provided. The method includes: pressing a pressurization member from one side to a plurality of positions of an amorphous alloy ribbon; scattering, in the amorphous alloy ribbon, pressurization portions where the pressurization member is pressed to form indentation; and evaluating embrittlement by the number or distribution of pressurization portions where cracks have occurred.Type: ApplicationFiled: January 21, 2022Publication date: July 28, 2022Inventors: Nakao MORITSUGU, Hiroshi TAKASHIMA
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Publication number: 20180305219Abstract: There is provided an oxide semiconductor that is capable of achieving p-type semiconductor properties in the oxide semiconductor and has excellent transparency, mobility and weather resistance. The oxide semiconductor is achieved by an oxide composite having a pyrochlore structure that contains Sn and Nb whose composition ratio Sn/Nb is 0.81?Sn/Nb<1.0. The oxide semiconductor has a wide bandgap of 2.2 eV, indicating that the oxide semiconductor has transparency in a visible spectrum and is a p-type semiconductor with high mobility. When Sn is less than a stoichiometric composition ratio in a composition formula of Sn2Nb2O7, that is, when Sn/Nb<1, p-type semiconductor properties can be achieved by generation of a structural defect V?Sn, and when the composition ratio Sn/Nb is greater than or equal to 0.81, the pyrochlore structure is obtained.Type: ApplicationFiled: October 12, 2016Publication date: October 25, 2018Inventors: Naoto Kikuchi, Kazuhiko Tonooka, Yoshihiro Aiura, Hirofumi Kawanaka, Ruiping Wang, Hiroshi Takashima, Akane Samizo, Shintarou Ikeda
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Publication number: 20180297825Abstract: The operating machine boom is an operating machine boom 40 including a tubular boom member 41 configured such that an upper member 42 and a lower member 43 with U-shaped sections are welded together with each upper flat portion 42a butting with a corresponding one of lower flat portions 43a. A welded portion 41b between the upper member 42 and the lower member 43 is on a compression portion B side with respect to a stress neutral point P at a boundary between a compression portion B at which compression stress is caused and a tension portion A at which tensile stress is caused when a load acts downwardly on a tip end side of the boom member 41, and a reinforcement member 44 is arranged on an inner surface side of the welded portion 41 b.Type: ApplicationFiled: October 5, 2016Publication date: October 18, 2018Applicant: TADANO LTD.Inventors: Kazuhiro KOBAYASHI, Hiroshi TAKASHIMA
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Publication number: 20180085861Abstract: A wire for a melting treatment is provided and has, as a whole, a component composition of a precipitation-strengthening Ni-based super heat-resistant alloy in which an equilibrium precipitation amount of gamma prime at 700° C. is equal to or greater than 40% by mole. The wire has an integrated structure including: an element wire having a component composition in which the equilibrium precipitation amount of gamma prime at 700° C. is equal to or greater than 0% by mole and less than 40% by mole; and a material having a component composition in which the equilibrium precipitation amount of gamma prime at 700° C. is equal to or greater than 0% by mole and less than 40% by mole, and which is different from the component composition of the element wire. A method of producing the wire for a melting treatment is also provided.Type: ApplicationFiled: September 26, 2017Publication date: March 29, 2018Applicant: HITACHI METALS, LTD.Inventors: Gang HAN, Hiroshi TAKASHIMA
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Patent number: 9828773Abstract: In a column end joint structure for joining an end of a column made of flat wooden material having a rectangular cross-section to a joining member, splitting generation at the end of the column is controlled. An expansion of crack is controlled when splitting generated. A cutout portion is provided in each of ends in a longitudinal direction of a column end face, and a joint fitting is coupled inside the cutout portion by a joint bolt. The joint fitting is coupled to a foundation by an anchor bolt. Joint fittings are arranged in the longitudinal direction of the end face inside each cutout portion. One joint fitting is located contacting or close to a surface of the column inside the cutout portion such that the joint fitting side face and the surface of the column inside the cutout portion restrain a displacement orthogonal to the column axis.Type: GrantFiled: March 4, 2016Date of Patent: November 28, 2017Assignee: Sumitomo Forestry Co., Ltd.Inventors: Junichi Imai, Hiroshi Takashima, Hiroki Nakashima
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Patent number: 9738497Abstract: A jib attachment/detachment mechanism to mount a jib on a boom head includes a guide mechanism including a guide roller and a guide support configured to guide engaging portions of a jib support to positions of engagement with shaft pins of a boom head when the jib support is pulled up with a wire by using a winch and to prevent change of a state of the wire pulled up by the winch when the jib support is rotated around the shaft pins by contracting a cylinder.Type: GrantFiled: June 3, 2014Date of Patent: August 22, 2017Assignee: TADANO LTD.Inventors: Masafumi Nakamura, Hiroshi Takashima
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Patent number: 9689067Abstract: Provided is a method by which a low-oxygen and high-density molybdenum target can be efficiently obtained, while fully utilizing the characteristics of each molybdenum (Mo) starting material powder. The present invention provides a method for producing a molybdenum target, wherein a mixed powder that is obtained by mixing a molybdenum powder A, which is prepared by reducing molybdenum oxide and then crushing the resulting so as to have an average particle diameter of 2-15 ?m, and a molybdenum powder B, which is prepared by crushing a molybdenum bulk starting material having a density of not less than 6.64×10 (kg/m3) so as to have an average particle diameter of 50-2,000 ?m, is sintered under pressure.Type: GrantFiled: September 14, 2011Date of Patent: June 27, 2017Assignee: HITACHI METALS, LTD.Inventors: Kazuya Saitoh, Tomoyuki Hata, Masashi Kaminada, Hiroshi Takashima
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Publication number: 20170067110Abstract: The present invention relates to a detection method for a genetic disease, and specifically relates to detection of disease-causing genes for autosomal recessive inherited Charcot-Marie-Tooth disease (CMT). In the method according to the present invention, a mutation(s) in MME (membrane metallo-endopeptidase) gene, FAT3 (FAT tumor suppressor homolog 3) gene, and/or SELRC1 (Sell repeat containing 1) gene in a biological sample are/is detected.Type: ApplicationFiled: April 27, 2015Publication date: March 9, 2017Applicant: KAGOSHIMA UNIVERSITYInventors: Hiroshi TAKASHIMA, Yujiro HIGUCHI, Akihiro HASHIGUCHI, Akiko YOSHIMURA
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Publication number: 20160258161Abstract: In a column end joint structure for joining an end of a column made of flat wooden material having a rectangular cross-section to a joining member, splitting generation at the end of the column is controlled. An expansion of crack is controlled when splitting generated. A cutout portion is provided in each of ends in a longitudinal direction of a column end face, and a joint fitting is coupled inside the cutout portion by a joint bolt. The joint fitting is coupled to a foundation by an anchor bolt. Joint fittings are arranged in the longitudinal direction of the end face inside each cutout portion. One joint fitting is located contacting or close to a surface of the column inside the cutout portion such that the joint fitting side face and the surface of the column inside the cutout portion restrain a displacement orthogonal to the column axis.Type: ApplicationFiled: March 4, 2016Publication date: September 8, 2016Inventors: Junichi Imai, Hiroshi Takashima, Hiroki Nakashima
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Publication number: 20160000782Abstract: [Problem] The purpose of the present invention is to provide a pharmaceutical composition containing an antibacterial agent, which is effective in elucidating one cause of dementia, and in treatment thereof. [Solution] The present invention provides a pharmaceutical composition for treatment of dementia, containing an antibacterial agent. The present invention moreover provides a pharmaceutical composition for treatment of extreme halophile infections, containing a folic acid synthesis inhibitor.Type: ApplicationFiled: February 14, 2014Publication date: January 7, 2016Applicant: KAGOSHIMA UNIVERSITYInventors: Hiroshi TAKASHIMA, Shuji IZUMO
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Patent number: 8973110Abstract: An electronic receipt system includes a terminal device, a first memory unit which a first user has, and a second memory unit which a second user who is a trading partner of the first user has. The terminal device includes biometric authentication obtaining means to obtain biometric authentication information of the first user and biometric authentication information of the second user; electronic tally generating means to generate electronic tallies based on the biometric authentication information of the both users; electronic receipt generating means to generate electronic receipts including transaction information of the first user and the second user, the electronic receipts including a first electronic receipt having one of the electronic tallies and a second electronic receipt having another of the relevant electronic tallies; means to store the first electronic receipt in the first memory unit; and means to make the second electronic receipt to be stored in the second memory unit.Type: GrantFiled: February 4, 2013Date of Patent: March 3, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Solutions CorporationInventors: Yasuyuki Mizoguchi, Tomoo Saito, Nobuyuki Funatsu, Hiroshi Takashima, Sori Ishigami, Koichiro Iwamoto, Shunichi Morita
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Publication number: 20140353272Abstract: A jib attachment/detachment mechanism to mount a jib on a boom head includes a guide mechanism including a guide roller and a guide support configured to guide engaging portions of a jib support to positions of engagement with shaft pins of a boom head when the jib support is pulled up with a wire by using a winch and to prevent change of a state of the wire pulled up by the winch when the jib support is rotated around the shaft pins by contracting a cylinder.Type: ApplicationFiled: June 3, 2014Publication date: December 4, 2014Applicant: TADANO LTD.Inventors: Masafumi NAKAMURA, Hiroshi TAKASHIMA
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Publication number: 20130189145Abstract: Provided is a method by which a low-oxygen and high-density molybdenum target can be efficiently obtained, while fully utilizing the characteristics of each molybdenum (Mo) starting material powder. The present invention provides a method for producing a molybdenum target, wherein a mixed powder that is obtained by mixing a molybdenum powder A, which is prepared by reducing molybdenum oxide and then crushing the resulting so as to have an average particle diameter of 2-15 ?m, and a molybdenum powder B, which is prepared by crushing a molybdenum bulk starting material having a density of not less than 6.64×10 (kg/m3) so as to have an average particle diameter of 50-2,000 ?m, is sintered under pressure.Type: ApplicationFiled: September 14, 2011Publication date: July 25, 2013Applicant: HITACHI METALS, LTD.Inventors: Kazuya Saitoh, Tomoyuki Hata, Masashi Kaminada, Hiroshi Takashima
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Patent number: 8288022Abstract: A perovskite phosphor film emitting red light from among the three primary colors (i.e., red, green and blue) underlying the construction of displays which is fabricated by adsorbing a nanosheet as a seed layer on a solid substrate and forming an oriented film of an oxide phosphor thereon, characterized in that the perovskite phosphor film comprises a film of an oxide phosphor (3) having a high transparency that is formed on a seed layer comprising a nanosheet (2) that is adsorbed on a solid substrate (1) such as a glass substrate or the like, and the oxide phosphor (3) is (SrxCa1-x)1-yPryTiO3: 0?x?0.8, 0.001?y?0.01.Type: GrantFiled: July 17, 2009Date of Patent: October 16, 2012Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Keiichi Ikegami, Hiroshi Takashima, Takeo Ebina, Hiroyuki Tetsuka
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Patent number: 8198774Abstract: A motor includes: a stator (12) having coils; a rotor (11), which is disposed inside the stator and has a plurality of magnets; and a magnetic path switching part (18), which is provided in the rotor (11) and switches a magnetic path of the rotor (11) to select intense field control as a forward salient-pole structure or weak field control as an inverse salient-pole structure. The magnetic path switching part (18) is formed by use of a member having magnetic anisotropy, which is arranged on a magnetic path connecting magnets (13) of the same pole and a magnetic path connecting magnets (13) of different poles in the rotor (11). By changing the magnetic anisotropy of the member, the forward salient-pole structure and the inverse salient-pole structure are switched therebetween.Type: GrantFiled: March 7, 2006Date of Patent: June 12, 2012Assignee: Nissan Motor Co., Ltd.Inventors: Hiroshi Takashima, Yuki Nakajima
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Patent number: 8193704Abstract: There are provided a perovskite oxide thin film EL element in which a hole transport layer/a light-emitting layer/an electron transport layer comprising a perovskite oxide thin film are formed on a lower electrode, and an upper electrode is formed thereon, and a perovskite oxide thin film EL element that provides red light emission in the vicinity of a wavelength of 610 nm, which is the basis of display making. A perovskite oxide thin film EL element comprising a lower electrode 1 comprising a polished single crystal substrate, an electron transport layer 2 comprising a perovskite oxide thin film, which is a dielectric, formed on the lower electrode 1, a light-emitting layer 3 comprising a perovskite oxide thin film formed on the electron transport layer 2, a hole transport layer 4 comprising a perovskite oxide thin film, which is a dielectric, formed on the light-emitting layer 3, a buffer layer 5 formed on the hole transport layer 4, and a transparent upper electrode 6 formed on the buffer layer 5.Type: GrantFiled: February 17, 2009Date of Patent: June 5, 2012Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Hiroshi Takashima, Yoshiyuki Inaguma, Noboru Miura, Kazushige Ueda, Mitsuru Itoh
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Patent number: 8092570Abstract: A process and apparatus for producing titanium metal is described herein. The process comprises generating an RF thermal plasma discharge using a plasma torch provided with an RF coil; reducing titanium tetrachloride to a titanium metal by supplying titanium tetrachloride and magnesium into the RF thermal plasma discharge; and collecting or depositing the titanium metal at a temperature not lower than the boiling point of magnesium chloride and not higher than the boiling point of the titanium metal.Type: GrantFiled: March 30, 2009Date of Patent: January 10, 2012Assignees: Hitachi Metals, Ltd., Tekna Plasma Systems Inc.Inventors: Maher I. Boulos, Jiayin Guo, Jerzy Jurewicz, Gang Han, Shujiroh Uesaka, Hiroshi Takashima
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Patent number: 8012235Abstract: A process for producing a low-oxygen metal powder, comprising passing a raw metal powder coated by hot melting of a hydrocarbon organic compound through thermal plasma flame composed mainly of an inert gas so as to reduce the content of oxygen in the raw metal powder. Preferably, the obtained metal powder is subjected to heat treatment in vacuum or hydrogen atmosphere. Preferred example of the hydrocarbon organic compound is stearic acid.Type: GrantFiled: April 14, 2006Date of Patent: September 6, 2011Assignee: Hitachi Metals, Ltd.Inventors: Hiroshi Takashima, Gang Han, Shujiroh Uesaka, Tomonori Ueno