Patents by Inventor Masahiro Ogihara
Masahiro Ogihara 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: 20240356038Abstract: A means for improving cycle durability of an electric device which uses a positive electrode active material containing sulfur is provided. The positive electrode material for an electric device includes, in the pores of a porous conductive material, a positive electrode active material containing sulfur and an electronic conductor.Type: ApplicationFiled: September 2, 2021Publication date: October 24, 2024Inventors: Misaki Fujimoto, Atsushi Ito, Masaki Ono, Wataru Ogihara, Masahiro Morooka
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Publication number: 20240347723Abstract: An electric device using a sulfur-containing positive electrode active material is capable of improving capacity characteristics and charge-discharge rate characteristics. Among positive electrode materials for an electric device including a sulfur-containing positive electrode active material and a sulfur-containing solid electrolyte, a positive electrode material for an electric device showing a peak in a range of 1400 to 1450 cm-1 in a Raman spectrum of microscopic Raman spectrometry using a laser with a wavelength of 532 nm is used.Type: ApplicationFiled: April 30, 2021Publication date: October 17, 2024Inventors: Issei Ootani, Wataru Ogihara, Misaki Fujimoto, Masaki Ono, Atsushi Ito, Zhenguang Li, Masahiro Morooka
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Patent number: 12085857Abstract: A composition for forming a silicon-containing resist underlayer film includes: a thermosetting silicon-containing material containing any one or more of a partial structure shown by the general formula (Sx-1), (Sx-2), and (Sx-3); and a compound shown by the general formula (P-0), where R1 represents an organic group that has or generates a silanol group, a hydroxy group, or a carboxy group; R2 and R3 are each independently the same as R1 or each represent a hydrogen atom or a monovalent substituent having 1 to 30 carbon atoms; R100 represents a divalent organic group substituted with a fluorine atom; R101 and R102 each independently represents a monovalent hydrocarbon group having 1 to 20 carbon atoms; R103 represents a divalent hydrocarbon group having 1 to 20 carbon atoms; and L104 represents a single bond or a divalent hydrocarbon group having 1 to 20 carbon atoms.Type: GrantFiled: July 14, 2020Date of Patent: September 10, 2024Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Tsutomu Ogihara, Yusuke Biyajima, Masahiro Kanayama
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Publication number: 20240025196Abstract: A method of transfer printing on a tatami mat cover includes a printing step for performing printing on an intermediate transfer medium using a color ink composition containing a sublimable dye, a water-soluble organic solvent, and water, and a transfer step for transferring the print on the intermediate transfer medium to a tatami mat cover, wherein the transfer step is performed under conditions of a heating temperature of from 170° C. to 180° C., a pressure of from 0.5 kg/cm2 to 0.6 kg/cm2, and a heating time of from 60 seconds to 180 seconds.Type: ApplicationFiled: July 25, 2023Publication date: January 25, 2024Inventors: Hideki KATO, Mugio KAWASAKI, Masahiro OGIHARA, Yusuke KATO, Nobuyuki FUJIMORI
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Patent number: 9096401Abstract: A recording apparatus includes a plurality of roll-type medium loading unit that are positioned so that a roll-type medium can be loaded therein from a front of the recording apparatus; a transportation unit that transports the medium which has been fed from the roll-type medium loading unit in the downstream direction; and a recording unit that performs recording on the transported medium, wherein the roll-type medium loading unit includes a first roll-type medium loading unit that is disposed at a position above the recording unit and a second roll-type medium loading unit that is disposed at a position below the recording unit.Type: GrantFiled: March 21, 2013Date of Patent: August 4, 2015Assignee: Seiko Epson CorporationInventors: Naohiro Ueyama, Hideo Mikuriya, Masahiro Ogihara
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Patent number: 8622385Abstract: A medium receiving device includes a support shaft that extends in a width direction of the sheet that intersects with an ejection direction of the sheet at a position spaced from the apparatus body, a locking member that is fixedly provided at a position which is lower than the apparatus body in the gravity direction and on the side of the apparatus body with respect to the support shaft and extends in the width direction of the sheet, and a medium holding member that is hung between the support shaft and the locking member so as to form a receiving surface for the sheet which falls thereon and is capable of holding the sheet on the receiving surface, wherein the support shaft moves between a first position and a second position with rotative displacement about a rotation shaft that extends in the width direction of the sheet.Type: GrantFiled: February 28, 2013Date of Patent: January 7, 2014Assignee: Seiko Epson CorporationInventors: Naohiro Ueyama, Hideo Mikuriya, Masahiro Ogihara, Ryota Takenaka
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Publication number: 20130306784Abstract: A recording apparatus includes a plurality of roll-type medium loading unit that are positioned so that a roll-type medium can be loaded therein from a front of the recording apparatus; a transportation unit that transports the medium which has been fed from the roll-type medium loading unit in the downstream direction; and a recording unit that performs recording on the transported medium, wherein the roll-type medium loading unit includes a first roll-type medium loading unit that is disposed at a position above the recording unit and a second roll-type medium loading unit that is disposed at a position below the recording unit.Type: ApplicationFiled: March 21, 2013Publication date: November 21, 2013Applicant: SEIKO EPSON CORPORATIONInventors: Naohiro Ueyama, Hideo Mikuriya, Masahiro Ogihara
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Publication number: 20130277908Abstract: A medium receiving device includes a support shaft that extends in a width direction of the sheet that intersects with an ejection direction of the sheet at a position spaced from the apparatus body, a locking member that is fixedly provided at a position which is lower than the apparatus body in the gravity direction and on the side of the apparatus body with respect to the support shaft and extends in the width direction of the sheet, and a medium holding member that is hung between the support shaft and the locking member so as to form a receiving surface for the sheet which falls thereon and is capable of holding the sheet on the receiving surface, wherein the support shaft moves between a first position and a second position with rotative displacement about a rotation shaft that extends in the width direction of the sheet.Type: ApplicationFiled: February 28, 2013Publication date: October 24, 2013Applicant: SEIKO EPSON CORPORATIONInventors: Naohiro Ueyama, Hideo Mikuriya, Masahiro Ogihara, Ryota Takenaka
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Patent number: 5375531Abstract: A superconductor composite body have a plurality of superconductor elements. Each of superconductor elements has such a volume that the superconductor element is not magnetically saturated with a magnetic flux applied to the composite body. The superconductor elements are assembled in one plane into one body in a such manner that superconductor elements are electrically coupled with each other when the superconductor elements are united with the electrically conductive non-magnetic material. The superconductor elements can be simply secured or fixed to a substrate with an adhesive or other suitable manners. When the superconductor elements have a thickness 1 mm or more, a sufficient levitation force can be generated provided that a condition of the lateral area of the assembled elements which are determined by a magnetic field and a critical current density is satisfied.Type: GrantFiled: December 27, 1993Date of Patent: December 27, 1994Assignee: Hitachi, Ltd.Inventors: Masahiro Ogihara, Katsuzo Aihara
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Patent number: 5287026Abstract: A superconducting magnetic levitation apparatus for driving a floating body efficiently and controllably, for producing a strong driving force, and for generating a lifting magnetic field having a uniform intensity in a running direction and producing a guidance force in a lateral direction, to stably run the floating body. The superconducting magnetic levitation apparatus includes a lifting magnet for forming a track, a floating body made of a high-T.sub.c superconductor, and a cooling device for keeping the floating body at a superconducting state. A plurality of coils are disposed on the lifting magnet, to be used as propulsion electromagnets, for generating a magnetic field necessary for running the floating body, with each of the coils being a flat, air-core coil, and with the coils being excitable by a polyphase alternating current.Type: GrantFiled: October 29, 1991Date of Patent: February 15, 1994Assignee: Hitachi, Ltd.Inventors: Masahiro Ogihara, Katsuzo Aihara, Keiji Arai, Masaki Satoh
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Patent number: 5096882Abstract: A process for controlling an oxygen content of a non-superconductive or superconductive oxide is provided, in which a beam of particles such as ions, electrons or neutrons or an electromagnetic radiation is applied to the non-superconductive or superconductive oxide of a perovskite type such as YBa.sub.2 Cu.sub.3 O.sub.7-x, thereby increasing or reducing the oxygen content of the oxide at the sites of oxygen in the crystal lattice of the oxide. Furthermore, a superconductive device such as a superconductive magnet, superconductive power transmission wire, superconductive transformer, superconductive shield, permanent current switch and electronic element is made by utilizing the process for controlling the oxygen concentration of the superconductive oxide.Type: GrantFiled: April 7, 1988Date of Patent: March 17, 1992Assignee: Hitachi, Ltd.Inventors: Takahiko Kato, Katsuzo Aihara, Jiro Kuniya, Yutaka Misawa, Yoshihide Wadayama, Masahiro Ogihara, Toshikazu Nishino, Ushio Kawabe, Haruhiro Hasegawa, Kazumasa Takagi, Tokuumi Fukazawa, Katsuki Miyauchi
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Patent number: 5051397Abstract: The present invention provides a method for joining of high-temperature oxide superconductors per se or a high-temperature oxide superconductor and other conductive material through a very simple process. According to this method, the joining is carried out by using an alloy comprising 0.1%-90% by weight of at least one divalent metallic element and the balance as a brazing material and heating and melting the brazing material. The resulting joined body has a joint low in resistance. The divalent metallic element of the alloy is preferably an element of Group IIA or IIB of the Periodic Table or a transition metal.Type: GrantFiled: November 20, 1989Date of Patent: September 24, 1991Assignee: Hitachi, Ltd.Inventors: Chie Sato, Masahiko Sakamoto, Hisanori Okamura, Takao Funamoto, Masahiro Ogihara
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Patent number: 4898641Abstract: The single crystal wafer of lithium tantalate provided by the invention is characterized by the limited range of variation of the value of double refraction which should not exceed .+-.6.times.10.sup.-4 so that the value of the double refraction is given by 4.5.times.10.sup.-3 .+-.6.times.10.sup.-4. When single crystal wafers of lithium tantalate each satisfying the above requirements are used for the manufacture of SAW devices, the devices may have a very small deviation of the SAW sound velocity from the standard value and the range of variation of the SAW sound velocity within a wafer is also very small so that the SAW devices can be manufactured with greatly improved productivity and excellent quality.Type: GrantFiled: July 19, 1988Date of Patent: February 6, 1990Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Masahiro Ogihara, Shinji Makikawa, Masaaki Iguchi
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Patent number: 4870379Abstract: In a superconducting switching device including a switching member comprising a superconducting wire, and a magnetic field generation section for controlling superconducting-normal conducting transition caused in the switching member, the switching member comprises an oxide superconductor having a high critical temperature and having a large electric resistivity value under the normal conductive state.Type: GrantFiled: November 7, 1988Date of Patent: September 26, 1989Assignee: Hitachi, Ltd.Inventors: Katsuzo Aihara, Nobuhiro Hara, Naofumi Tada, Masahiro Ogihara, Katsuo Kouriki, Yasuo Suzuki
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Patent number: 4776917Abstract: The single crystal wafer of lithium tantalate provided by the invention is characterized by the limited range of variation of the value of double refraction which should not exceed .+-.6.times.10.sup.-4 so that the value of the double refraction is given by 4.5.times.10.sup.-3 .+-.6.times.10.sup.-4. When single crystal wafers of lithium tantalate each satisfying the above requirements are used for the manufacture of SAW devices, the devices may have a very small deviation of the SAW sound velocity from the standard value and the range of variation of the SAW sound velocity within a wafer is also very small so that the SAW devices can be manufactured with greatly improved productivity and excellent quality.Type: GrantFiled: March 4, 1987Date of Patent: October 11, 1988Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Masahiro Ogihara, Shinji Makikawa, Masaaki Iguchi
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Patent number: 4534821Abstract: An improvement in the Czochralski single crystal growing of a rare earth-gallium garnet such as gadolinium gallium garnet according to which the single crystal boules of a relatively large diameter and outstandingly free from any crystal defects and inclusions are readily obtained. The improved method comprises keeping the melt of the oxide mixture formed in an iridium crucible for at least 15 hours in the molten state before crystal growing is started. It was also shown that addition of certain additive gases, e.g. water vapor, carbon dioxide and oxygen, to the gaseous atmosphere mainly composed of, for example, nitrogen, in which crystal growing was performed, in a limited proportion was effective to further improve the crystal quality and to decrease the particulate inclusions in the single crystal boules.Type: GrantFiled: June 13, 1983Date of Patent: August 13, 1985Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Susumu Sakaguchi, Ken Itoh, Masahiro Ogihara, Shinji Makigawa, Toshihiko Ryuo, Kazuyoshi Watanabe
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Patent number: 4483734Abstract: In the crystal growing of GGG (gadolinium gallium garnet) by the Czochralski technique from a melt of the oxide mixture of gadolinium and gallium, zinc is added to the oxide melt as a dopant element in a limited amount so that the danger of crack formation in the grown single crystals can be greatly decreased contributing to the improvement of the productivity. Moreover, the GGG single crystal grown with zinc doping has remarkably reduced light absorption in the wavelength region of around 300 nm responsible to the yellowish tint of the crystals.Type: GrantFiled: April 18, 1983Date of Patent: November 20, 1984Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Susumu Sakaguchi, Kazuyoshi Watanabe, Masahiro Ogihara, Toshihiko Ryuoh, Masaaki Iguchi, Norifumi Yoshida