Patents by Inventor Yoshiaki Arai

Yoshiaki 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).

  • Publication number: 20240136268
    Abstract: A composite component includes an Si base layer that has first and second main surfaces that are opposite to each other, a rerouting layer on the first main surface, a through-silicon via that is electrically connected to the rerouting layer, and that extends through the Si base layer, and an electronic component layer on the second main surface of the Si base layer, and that includes electronic components each including an electronic component body and a component electrode on the electronic component body. The component electrode is connected to the through-silicon via. One or more of the electronic components have a curved shape that is curved to protrude in a mount direction in a cross-sectional view. A mount surface of the composite component corresponds to the curved shape in a cross-sectional view, and includes one or more first curved surfaces that are curved to protrude in the mount direction.
    Type: Application
    Filed: December 28, 2023
    Publication date: April 25, 2024
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Yoshiaki SATAKE, Tatsuya FUNAKI, Kei ARAI
  • Patent number: 11936441
    Abstract: A FrontHaul Multiplexer (FHM) for relaying communications between a signal processing device and a plurality of radio devices includes a storage unit that stores a table in which device identification information of each of the plurality of radio devices is associated with beam identification information assigned to the radio device; a scheduling information reception unit that receives, from the signal processing device, scheduling information of a user terminal performing radio communications with the plurality of radio devices; a determination unit that acquires from the table the device identification information associated with the beam identification information of uplink included in the scheduling information and then determines from the acquired device identification information the radio device in charge of the user terminal; and a transmission unit that transmits to the signal processing device an uplink signal transmitted from the determined radio device.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: March 19, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Takashi Kosugi, Tatsuro Yajima, Takuto Arai, Yuta Sagae, Akihito Hanaki, Hidekazu Shimodaira, Masahiro Fujii, Yoshiaki Ofuji
  • Patent number: 10418675
    Abstract: One embodiment provides a cooling structure of a battery, including: a battery; an intake port, from which air in an vehicle interior is taken in; and an intake duct, which is in communication with the intake port and from which the air in the vehicle interior is introduced to the battery, wherein the intake duct is connected with a discharge port of an air conditioning duct, which is connected with an air conditioning system, and from which air discharged from the air conditioning system is introduced.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: September 17, 2019
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Sachiko Katsuno, Yasushi Ogihara, Suguru Umetsu, Keishi Kosaka, Yoshiaki Arai
  • Publication number: 20160301120
    Abstract: One embodiment provides a cooling structure of a battery, including: a battery; an intake port, from which air in an vehicle interior is taken in; and an intake duct, which is in communication with the intake port and from which the air in the vehicle interior is introduced to the battery, wherein the intake duct is connected with a discharge port of an air conditioning duct, which is connected with an air conditioning system, and from which air discharged from the air conditioning system is introduced.
    Type: Application
    Filed: April 7, 2016
    Publication date: October 13, 2016
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Sachiko Katsuno, Yasushi Ogihara, Suguru Umetsu, Keishi Kosaka, Yoshiaki Arai
  • Publication number: 20080142354
    Abstract: To make it easier to carbonize the processing target material to a desired carbonized condition and also to make installment within a limited installment space possible. A carbonizing apparatus includes a carbonizing furnace having a feeding portion for a processing target material, a takeout portion for a carbonized material, a blowout portion for combustion air and an exhausting portion for combustion exhaust gas and a stirring device capable of stirring the processing target material inside the carbonizing furnace. The blowout amount of the combustion air is adjustable. The apparatus is operable to carbonize the processing target material fed from the feeding portion, with stirring, spontaneously combusting and moving the material while moving this material toward the takeout portion and subsequently to take out the resultant carbonized material from the takeout portion.
    Type: Application
    Filed: July 30, 2004
    Publication date: June 19, 2008
    Inventors: Keiichi Yokoyama, Masaaki Fujiwara, Sadatoshi Ueda, Yoshiaki Arai, Tatsushi Kudo, Shigeru Miyahara
  • Patent number: 7213802
    Abstract: In a coil spring of closed-end type, the coil spring is characterized in that a coupler is fixedly mounted between: an outer peripheral surface of a terminal convolution of a coil element rod; and, an outer peripheral surface of a subsequent convolution subsequent to the terminal convolution of the coil spring of closed-end type, whereby an amount of initial deflection is decreased.
    Type: Grant
    Filed: December 27, 2002
    Date of Patent: May 8, 2007
    Assignees: Neturen Co., Ltd., Tokyo Hatsujyo Manufacturing Co., Ltd.
    Inventors: Eiichi Soga, Yoshiaki Arai, Keisuke Yokota, Yasuhiro Saito
  • Publication number: 20050218572
    Abstract: In a coil spring of closed-end type, the coil spring is characterized in that a coupler is fixedly mounted between: an outer peripheral surface of a terminal convolution of a coil element rod; and, an outer peripheral surface of a subsequent convolution subsequent to the terminal convolution of the coil spring of closed-end type, whereby an amount of initial deflection is decreased.
    Type: Application
    Filed: December 27, 2002
    Publication date: October 6, 2005
    Inventors: Eiichi Soga, Yoshiaki Arai, Keisuke Yokota
  • Publication number: 20040126662
    Abstract: Disclosure is a non-aqueous electrolyte solution secondary battery having an improved negative electrode material. The negative electrode material contains a carbonaceous material that has a Lc value of 0.70 to 2.20 nm calculated from X-ray diffraction analysis, and a degree of graphitization R value (ID/IG) is 0.90 to 1.20, the degree of graphitization being obtained by the ratio of the peak height (ID) representing a vibration mode based on a non-crystalline disorder structure within the range of from 1300 to 1400 cm−1 that is measured by Raman spectrum to the peak height (IG) representing a vibration mode based on a graphite crystalline structure within the range of 1580 to 1620 cm−1.
    Type: Application
    Filed: August 7, 2003
    Publication date: July 1, 2004
    Inventors: Kazushige Kohno, Juichi Arai, Yoshiaki Arai, Sadatoshi Ueda
  • Publication number: 20020185463
    Abstract: A tablet presser is proposed which is inexpensive and not bulky and which can be stacked and automatically put into a bottle without any problem. Around a flat plate portion having sustantially the same size as the mouth of a tablet bottle, an elastically deformable legs are provided to retain the position of the flat plate portion. When the legs enter the bottle while being bent, they get into contact with the inner surface of the bottle. Movement of tablets in the bottle is prevented by pressing them with the bottom surface of the flat plate portion.
    Type: Application
    Filed: May 30, 2002
    Publication date: December 12, 2002
    Inventor: Yoshiaki Arai
  • Patent number: 6261364
    Abstract: A system for growing high-quality, low-carbon-concentration single crystals which have an excellent gas-flow guiding function near the melt, containing 1) an inverted conical, flow-guide cover placed above and coaxially with a double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the single crystal to be grown and the inner surface of the sidewall of the inner crucible; 2) a short passage comprising a hole passing through the sidewall of the inner crucible at a position higher than the level of the melt; and 3) a flow guide cylinder placed above and coaxially with the double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the sidewall of the inner crucible and the inner surface of the sidewall of the outer crucible, all arranged in a furnace.
    Type: Grant
    Filed: September 1, 1998
    Date of Patent: July 17, 2001
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Silicon Corporation
    Inventors: Yoshiaki Arai, Keisei Abe, Norihisa Machida
  • Patent number: 5918820
    Abstract: A method for recycling a heat exchanger includes spreading the outer periphery of a metal pipe of a heat exchanger in a predetermined direction, and placing the heat exchanger in the rotary space of a crushing roll which rotates around the axis thereof while slanting at a predetermined angle in order to separate the heat exchanger to the metal pipe and radiating metal fins. The crushing apparatus is provided with a crushing assembly which incorporates a processing space extending at a downward slant at a predetermined angle, an inlet, and a crushing roll applied to the heat exchanger which is rotated about the axis thereof in the processing space and moving down the same.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: July 6, 1999
    Assignee: Mitsubishi Materials Corporation
    Inventors: Yasunari Ikeda, Yoshiaki Arai
  • Patent number: 5858085
    Abstract: A system for growing high-quality, low-carbon-concentration single crystals which have an excellent gas-flow guiding function near the melt, containing 1) an inverted conical, flow-guide cover placed above and coaxially with a double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the single crystal to be grown and the inner surface of the sidewall of the inner crucible; 2) a short passage comprising a hole passing through the sidewall of the inner crucible at a position higher than the level of the melt; and 3) a flow guide cylinder placed above and coaxially with the double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the sidewall of the inner crucible and the inner surface of the sidewall of the outer crucible, all arranged in a furnace.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: January 12, 1999
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Silicon Corporation
    Inventors: Yoshiaki Arai, Keisei Abe, Norihisa Machida
  • Patent number: 5720810
    Abstract: A system for growing high-quality, low-carbon-concentration single crystals which have an excellent gas-flow guiding function near the melt, containing 1) an inverted conical, flow-guide cover placed above and coaxially with a double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the single crystal to be grown and the inner surface of the sidewall of the inner crucible; 2) a short passage comprising a hole passing through the sidewall of the inner crucible at a position higher than the level of the melt; and 3) a flow guide cylinder placed above and coaxially with the double-walled crucible, with its lower end located immediately above the surface of the melt and in the space between the outer surface of the sidewall of the inner crucible and the inner surface of the sidewall of the outer crucible, all arranged in a furnace.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: February 24, 1998
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Silicon Corporation
    Inventors: Yoshiaki Arai, Keisei Abe, Norihisa Machida
  • Patent number: 5680703
    Abstract: There is disclosed a method of manufacturing, in which a diaphragm not provided with an annular rib is fastened to a housing through a spring casing.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: October 28, 1997
    Assignee: Mitsuba Corporation
    Inventors: Tomohiro Ono, Shinichi Hagiwara, Yoshiaki Arai
  • Patent number: 5474022
    Abstract: There is provided a double crucible for growing a silicon single crystal in which the partition wall 17 in the shape of ring is concentric with the main crucible 6 in the shape of bottomed cylinder and the lower end of the partition wall 17 is fixed on the inner bottom of the main crucible, and thus the outer crucible 18 and the inner crucible 19 are formed inside the main crucible. The partition wall 17 is uniform in thickness and has introducing holes 20 in its lower part which link the outer crucible with the inner crucible. The partition wall is made so that the inner diameter of its lower part may be smaller than the inner diameter of its upper part. Supposing that A is the diameter of the partition wall at a level of molten silicon, h is a depth from the surface of the molten silicon to the introducing holes, V(out) is an amount of molten silicon stored in the outer crucible, and V(in) is an amount of molten stored in the inner crucible, the relation of D/A=1.5 to 3, 2h/A>1, and V(out)/V(in)=0.
    Type: Grant
    Filed: April 11, 1995
    Date of Patent: December 12, 1995
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Silicon Corporation
    Inventors: Keisei Abe, Hisashi Furuya, Norihisa Machida, Yoshiaki Arai
  • Patent number: 5306474
    Abstract: An apparatus for growing a single crystal is disclosed which includes a double crucible assembly. The double crucible assembly has an outer crucible and an inner crucible disposed in the outer crucible. A support member is provided for supporting the inner crucible, and the support member is formed of an inorganic oxide non-reactive with silicon oxide. The upper end portion of the inner crucible may be formed of the same inorganic oxide. Alumina or mullite is suitable as the inorganic oxide. With the above construction, silicon single crystals obtained by the crystal growing apparatus will be free of contamination by carbon or heavy metals, and will exhibit excellent quality.
    Type: Grant
    Filed: July 29, 1992
    Date of Patent: April 26, 1994
    Assignee: Mitsubishi Materials Corporation
    Inventors: Michio Kida, Yoshiaki Arai, Naoki Ono, Kensho Sahira
  • Patent number: 5281508
    Abstract: A positive-working photoresist composition suitable for fine patterning in the manufacture of semiconductor devices, e.g., VLSIs, with high fidelity is proposed. The composition comprises 100 parts by weight of a cresol novolac resin and 25-60 parts by weight of a naphthoquinone diazide sulfonic acid ester as the photosensitive component while the cresol novolac resin component is prepared from a mixture of cresol isomers composed of 35-43% of m-cresol and 65-57% of p-cresol with substantial absence of o-cresol or composed of 35-43% of m-cresol, 65-57% of p-cresol and 1% or less of o-cresol.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: January 25, 1994
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Hidekatsu Kohara, Hatsuyuki Tanaka, Masanori Miyabe, Yoshiaki Arai, Shingo Asaumi, Toshimasa Nakayama, Akira Yokota, Hisashi Nakane
  • Patent number: 5196173
    Abstract: In apparatuses for melting semiconductor material and growing single crystals of semiconductor material, the apparatus comprising:(a) a furnace,(b) a cylindrical double crucible assembly comprising an inner crucible in which single crystals of semiconductor material are grown at a vertical-concentric line thereof, the inner crucible having an upper part and a lower part, and an outer crucible in which melted semiconductor material is received, the outer crucible having the inner crucible disposed therein,(c) a susceptor for supporting the outer crucible,(d) rotating means for rotating the susceptor,(e) a feed pipe for supplying starting material in the space formed between the inner and the outer crucibles,(f) fluid-passage means for permitting the melted semiconductor material to flow between the inner and outer crucibles, the fluid-passage means being disposed at the lower part of the inner crucible, andwherein the inner crucible being set inside the outer crucible in a separable manner, the apparatus impro
    Type: Grant
    Filed: October 12, 1989
    Date of Patent: March 23, 1993
    Assignee: Mitsubishi Materials Corporation
    Inventors: Yoshiaki Arai, Michio Kida, Naoki Ono, Kensho Sahira
  • Patent number: 5080873
    Abstract: A crystal growing apparatus includes a crucible, a feed pipe and a pulling mechanism. The crucible serves to melt a crystalline material. The feed pipe serves to cause the crystalline material to fall into the crucible to charge the crucible with the crystalline material. The pulling mechanism serves to pull a single-crystal from the molten material in the crucible. The feed pipe has a lower end positioned slightly above the surface of the molten material in the crucible and including a plurality of baffle plates mounted on an inner peripheral wall thereof in longitudinally spaced relation to one another. The baffle plates are arranged so that a pitch defined between adjacent two baffle plates decreases toward the lower end of the feed pipe.
    Type: Grant
    Filed: May 10, 1990
    Date of Patent: January 14, 1992
    Assignee: Mitsubishi Materials Corporation
    Inventors: Naoki Ono, Michio Kida, Yoshiaki Arai, Kensho Sahira
  • Patent number: 5009862
    Abstract: An apparatus for melting a semiconductor material and growing a semiconductor crystal from the melted material includes a susceptor having a peripheral rim, a quartz crucible assembly for receiving the semiconductor material therein. The crucible assembly includes an outer crucible housed in and supported by the susceptor and an inner crucible adapted to be so placed within the outer crucible as to define a multi-wall structure.
    Type: Grant
    Filed: May 23, 1990
    Date of Patent: April 23, 1991
    Assignee: Mitsubishi Kinzoku Kabushiki Kaisha
    Inventors: Michio Kida, Yoshiaki Arai, Kensho Sahira