Patents by Inventor Masaya Arai

Masaya 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).

  • Patent number: 10493749
    Abstract: A printing apparatus includes a printing head configured to eject a first ink and a second ink, wherein the second ink generates less deposition than the first ink, an ink absorber configured to absorb the ink ejected from the printing head, a detection unit configured to detect a state of the ink absorber through an optical method, and a control unit configured to cause the printing head to eject the second ink to the ink absorber based on a detection result of the detection unit.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: December 3, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tomoki Yamamuro, Atsushi Arai, Masaya Uetsuki, Toshimitsu Danzuka, Kazuo Suzuki, Yoshinori Nakagawa, Masataka Kato, Tsuyoshi Ibe, Shin Genta, Tatsuaki Orihara
  • Patent number: 10456872
    Abstract: A lead-free solder alloy includes 1% by weight or more and 4% by weight or less of Ag, 1% by weight or less of Cu, 3% by weight or more and 5% by weight or less of Sb, 0.01% by weight or more and 0.25% by weight or less of Ni, and Sn.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: October 29, 2019
    Assignee: TAMURA CORPORATION
    Inventors: Masaya Arai, Takeshi Nakano, Atsushi Hori, Tsukasa Katsuyama, Yurika Munekawa
  • Publication number: 20190312270
    Abstract: A negative electrode active material including a silicon-containing alloy having a ternary alloy composition expressed by Si—Sn—Ti and including a structure in which an a-Si phase containing amorphous or low-crystalline silicon formed by dissolving tin in a crystal structure of silicon is dispersed in a parent phase of a silicide phase including TiSi2, wherein when a peak intensity of a Si—O bond peak that is observed at a position where an interatomic distance in a radial wave function observed by XAFS is 0.13 nm is S(1) and a peak intensity of a Si—Si bond peak that is observed at a position where the interatomic distance is 0.2 nm is S(2), a relation of S(2)>S(1) is satisfied is used for an electrical device. When used, the negative electrode active material achieves both cycle durability and charging-discharging efficiency for an electrical device such as a lithium ion secondary battery.
    Type: Application
    Filed: June 16, 2016
    Publication date: October 10, 2019
    Applicant: Nissan Motor Co., Ltd.
    Inventors: Youichi Yoshioka, Nobutaka Chiba, Manabu Watanabe, Masaya Arai
  • Patent number: 10403890
    Abstract: A negative electrode active material which has a ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) and has a microstructure which has a first phase (silicide phase) having a silicide of a transition metal as a main component and a second phase partially containing Sn and having amorphous or low crystalline silicon as a main component, and further has partially a plurality of independent first phases and partially a eutectic structure of the first phase and the second phase is used for an electric device. The negative electrode active material improves cycle durability of an electric device such as a lithium ion secondary battery.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: September 3, 2019
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Nobutaka Chiba, Youichi Yoshioka, Tomohiro Kaburagi, Manabu Watanabe, Masaya Arai
  • Patent number: 10350893
    Abstract: An inkjet printing apparatus includes a head, a platen, a platen absorbent that temporarily stores ink ejected from the head, a waste ink storage container that stores the ink discharged from the platen absorbent, and an estimation unit that, in a case where the platen is divided into a plurality of regions in a direction intersecting a conveyance direction of the printing medium, estimates an amount of ink stored in the waste ink storage container based on a position of a region to which the ink is ejected by the head and an amount of ink ejected to the region.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: July 16, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Nakagawa, Atsushi Arai, Masaya Uetsuki, Toshimitsu Danzuka, Kazuo Suzuki, Masataka Kato, Tsuyoshi Ibe, Shin Genta, Tatsuaki Orihara, Tomoki Yamamuro
  • Publication number: 20190210161
    Abstract: A lead-free solder alloy includes 1 mass % or more and 4 mass % or less of Ag, 0.1 mass % or more and 1 mass % or less of Cu, 1.5 mass % or more and 5 mass % or less of Sb, 1 mass % or more and 6 mass % or less of In, and Sn.
    Type: Application
    Filed: March 18, 2019
    Publication date: July 11, 2019
    Applicant: TAMURA CORPORATION
    Inventors: Masaya ARAI, Tsukasa KATSUYAMA, Yurika MUNEKAWA, Takanori SHIMAZAKI
  • Patent number: 10340519
    Abstract: To provide a means capable of improving the cycle durability of an electric device such as a lithium ion secondary battery. A negative electrode active material containing a silicon-containing alloy having ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) or quaternary alloy composition represented by Si—Sn-M-Al (M is one or two or more transition metal elements) and having a structure wherein an a-Si phase containing amorphous or low crystalline silicon containing tin in a silicon crystal structure in form of a solid solution is dispersed in a silicide phase containing a silicide of a transition metal as a main component is used in an electric device. The negative electrode active material improves the cycle durability of an electric device such as a lithium ion secondary battery.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: July 2, 2019
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Nobutaka Chiba, Tomohiro Kaburagi, Youichi Yoshioka, Manabu Watanabe, Masaya Arai
  • Patent number: 10325705
    Abstract: A bond magnet molding is provided that contains coated magnetic particles having at least two layers of an oxide layer of 1-20 nm on a surface of magnetic particles and an organic layer of 1-100 nm on an outer side of the oxide layer. The bond magnet molding preferably includes a Zn alloy as a binder. The Zn alloy has a strain rate sensitivity exponent (m value) of not less than 0.3 and an elongation at break of not less than 50%. The magnet particles have a nitrogen compound containing Sm and Fe that are solidified using the binder at a temperature not higher than a molding temperature.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: June 18, 2019
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Yoshio Kawashita, Masaya Arai, Ryou Murakami, Shinichirou Fujikawa
  • Publication number: 20190173081
    Abstract: A negative electrode active material containing a Si-containing alloy having a composition to be represented by Chemical Formula (1): SixSnyMzAlwAa (in Chemical Formula (1) above, M is one or two or more transition metal elements, A is an unavoidable impurity, and x, y, z, w, and a represent values of percentage by mass, where y, z, and w are 2?y?10, 25?z?35, and 0.3?w?3, respectively, and x and a are remainder) is used in an electrical device, providing a means capable of improving the cycle durability of the electrical device such as a lithium ion secondary battery.
    Type: Application
    Filed: June 16, 2016
    Publication date: June 6, 2019
    Inventors: Masaya Arai, Nobutaka Chiba, Youichi Yoshioka, Manabu Watanabe
  • Publication number: 20190076965
    Abstract: A lead-free solder alloy includes 1% by weight or more and 4% by weight or less of Ag, 1% by weight or less of Cu, 3% by weight or more and 5% by weight or less of Sb, 0.01% by weight or more and 0.25% by weight or less of Ni, and Sn.
    Type: Application
    Filed: September 8, 2017
    Publication date: March 14, 2019
    Applicant: TAMURA CORPORATION
    Inventors: Masaya ARAI, Takeshi NAKANO, Atsushi HORI, Tsukasa KATSUYAMA, Yurika MUNEKAWA
  • Publication number: 20180366725
    Abstract: To provide a means capable of improving the cycle durability of an electric device such as a lithium ion secondary battery. A negative electrode active material containing a silicon-containing alloy having ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) or quaternary alloy composition represented by Si—Sn-M-Al (M is one or two or more transition metal elements) and having a structure wherein an a-Si phase containing amorphous or low crystalline silicon containing tin in a silicon crystal structure in form of a solid solution is dispersed in a silicide phase containing a silicide of a transition metal as a main component is used in an electric device. The negative electrode active material improves the cycle durability of an electric device such as a lithium ion secondary battery.
    Type: Application
    Filed: November 10, 2016
    Publication date: December 20, 2018
    Inventors: Nobutaka Chiba, Tomohiro Kaburagi, Youichi Yoshioka, Manabu Watanabe, Masaya Arai
  • Publication number: 20180351170
    Abstract: A negative electrode active material which has a ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) and has a microstructure which has a first phase (silicide phase) having a silicide of a transition metal as a main component and a second phase partially containing Sn and having amorphous or low crystalline silicon as a main component, and further has partially a plurality of independent first phases and partially a eutectic structure of the first phase and the second phase is used for an electric device. The negative electrode active material improves cycle durability of an electric device such as a lithium ion secondary battery.
    Type: Application
    Filed: November 10, 2015
    Publication date: December 6, 2018
    Inventors: Nobutaka Chiba, Youichi Yoshioka, Tomohiro Kaburagi, Manabu Watanabe, Masaya Arai
  • Publication number: 20180226180
    Abstract: A bond magnet molding is provided that contains coated magnetic particles having at least two layers of an oxide layer of 1-20 nm on a surface of magnetic particles and an organic layer of 1-100 nm on an outer side of the oxide layer. The bond magnet molding preferably includes a Zn alloy as a binder. The Zn alloy has a strain rate sensitivity exponent (m value) of not less than 0.3 and an elongation at break of not less than 50%. The magnet particles have a nitrogen compound containing Sm and Fe that are solidified using the binder at a temperature not higher than a molding temperature.
    Type: Application
    Filed: August 24, 2015
    Publication date: August 9, 2018
    Inventors: Yoshio KAWASHITA, Masaya ARAI, Ryou MURAKAMI, Shinichirou FUJIKAWA
  • Patent number: 10035222
    Abstract: A soldering flux includes a base resin, an activator, and a solvent. The activator contains an acrylic resin having an acid value of not more than 50 mg KOH/g and represented by a general formula (1). A monomer weight ratio of a, b, and c is b/(a+b+c)?0.6, at least one of a and c may be 0, R1 is an alkyl group having a carbon number of 8 to 24, R2 is a substituent other than the R1 and may be one of substituents including a hydrogen atom, a methyl group, an alkyl group, an aryl group, and a hydroxyl group or a combination of a plurality of substituents, and R3, R4, and R5 are hydrogen atoms or methyl groups. The solvent contains a compound having a carboxyl group in a cyclohexyl skeleton and represented by a general formula (2).
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: July 31, 2018
    Assignee: TAMURA CORPORATION
    Inventors: Masahiro Tsuchiya, Akira Kitamura, Momoko Seino, Masaya Arai
  • Publication number: 20180212982
    Abstract: To identify a network device connected with a terminal by combining not only ARP information and FDB information but also LLDP information. An interruption message is replied to a web access of a user to display the interruption message on a web browser to notify the user of interruption of communication.
    Type: Application
    Filed: January 9, 2018
    Publication date: July 26, 2018
    Inventors: Hiroyuki Yoshino, Masaya ARAI
  • Publication number: 20180029169
    Abstract: According to one aspect of the present invention, a lead-free solder alloy includes 2% by mass or more and 3.1% by mass or less of Ag, more than 0% by mass and 1% by mass or less of Cu, 1% by mass or more and 5% by mass or less of Sb, 3.1% by mass or more and 4.5% by mass or less of Bi, 0.01% by mass or more and 0.25% by mass or less of Ni, and Sn.
    Type: Application
    Filed: September 19, 2017
    Publication date: February 1, 2018
    Applicant: TAMURA CORPORATION
    Inventors: Masaya ARAI, Takeshi NAKANO, Atsushi HORI, Tsukasa KATSUYAMA, Yurika MUNEKAWA, Daisuke MARUYAMA
  • Patent number: 9844840
    Abstract: A flux for soldering includes a base resin, a solvent, and an activating agent. The base resin contains a rosin. An amount of the rosin to be incorporated is from 0% by weight to 30% by weight with respect to a total amount of the base resin. The activating agent includes a compound having a plurality of carboxyl groups on a cyclohexyl structure represented by a general formula (1). X is (a) one or more carboxyl groups, or (b) one or more carboxyl groups and at least one selected from a hydrogen atom, chloro group, bromo group, alkyl group, and cyclohexyl group. A position of the X is not limited. A number of the X is one or more. The X may have either one of the (a) and (b) alone, or a plurality of the (a) and (b) in combination.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: December 19, 2017
    Assignee: TAMURA CORPORATION
    Inventors: Masahiro Tsuchiya, Akira Kitamura, Momoko Seino, Masaya Arai
  • Patent number: 9708628
    Abstract: The present invention relates to a compound represented by the formula (1) wherein Xa and Xb are each independently X1 or X2; s is 1 or 2, R4 is an alkyl group having 1-6 carbon atoms, na and nb are each independently 0 or 1, R1a and R1b are each independently an alkylene group having 1-6 carbon atoms, R2a and R2b are each independently an alkylene group having 1-6 carbon atoms, Ya and Yb are each independently an ester bond, an amide bond, a carbamate bond, an ether bond or a urea bond, and R3a and R3b are each independently a sterol residue, a liposoluble vitamin residue or an aliphatic hydrocarbon group having 12-22 carbon atoms, and use thereof.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: July 18, 2017
    Assignees: NOF Corporation, National University Corporation Hokkaido University
    Inventors: Kota Tange, Masaya Arai, Kazuhiro Kubo, Hidetaka Akita, Hideyoshi Harashima, Hiroto Hatakeyama, Ryohei Ishiba, Masami Ukawa, Hiroki Tanaka
  • Publication number: 20160279741
    Abstract: A lead-free solder alloy includes: 1 wt % to 4 wt % of Ag; 0.5 wt % to 1 wt % of Cu; 1 wt % to 5 wt % of Sb; 0.05 wt % to 0.25 wt % of at least one of Ni and Co; and Sn.
    Type: Application
    Filed: March 17, 2016
    Publication date: September 29, 2016
    Applicant: TAMURA Corporation
    Inventors: Tsuyoshi UKYO, Tatsuya KIYOTA, Masaya ARAI, Naoko MATSUO, Tsukasa KATSUYAMA, Kota HATTORI
  • Patent number: 9385941
    Abstract: A Provider Edge PE3 replicates a received packet and relays these to virtual circuits VC1, VC2 respectively, and Provider Edges PE2, PE2 respectively receive the packets from the virtual circuits VC1, VC2, whereupon the Provider Edges PE2, PE2, on the basis of an agreement between them, decide to handle the received packets such that one of the first edges relays the packet to a Customer Edge CE1 for forwarding to a Host A, while the other edge discards the packet without relaying it to the Customer Edge CE1.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: July 5, 2016
    Assignee: ALAXALA Networks Corporation
    Inventors: Masaya Arai, Manabu Fujita, Ken Watanabe, Kensuke Ino