Patents Assigned to Noritake Co., Limited
  • Patent number: 10392309
    Abstract: A ceramic porous body has an alumina porous body made up by binding aggregate alumina particles to each other, the aggregate alumina particles being bound to each other by a compound including gadolinium silicate, lanthanum silicate or yttrium silicate synthesized from a silicate mineral and at least one rare-earth oxide selected from Gd2O3, La2O3, and Y2O3, and an inorganic porous film formed on the alumina porous body.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: August 27, 2019
    Assignee: NORITAKE CO., LIMITED
    Inventors: Hirokazu Watanabe, N. Nair Balagopal
  • Publication number: 20190247975
    Abstract: In an abrasive body used for polishing by a CMP method, provided with a resin structure, a plurality of abrasive grains, and a plurality of longitudinal pores, and made in a form of disc, the longitudinal pore has a length in a thickness direction of the abrasive body longer than a length in a planar direction of the abrasive body, the resin structure includes communicating pores each of which communicating with the longitudinal pore and/or communicating with other communicating pore, the communicating pores include at least one of the abrasive grains in the pores respectively, and the average diameter of the communicating pores is not more than 18 times larger than the average diameter of the abrasive grains.
    Type: Application
    Filed: July 10, 2017
    Publication date: August 15, 2019
    Applicant: NORITAKE CO., LIMITED
    Inventors: Wataru OMORI, Takaya YAMAGUCHI, Shota KITAJIMA, Makoto SATO
  • Publication number: 20190127341
    Abstract: A carrier for an ethylene epoxidation catalyst, the carrier comprising a porous alumina body formed of sintered particles of alumina in a substantial absence of inorganic binder species other than alumina, wherein the substantial absence of inorganic binder species corresponds to an amount of less than 0.6 wt % inorganic binder species other than alumina and comprises at least a substantial absence of silicon-containing species.
    Type: Application
    Filed: December 19, 2018
    Publication date: May 2, 2019
    Applicants: SCIENTIFIC DESIGN COMPANY, INC., Noritake Co., Limited
    Inventors: Serguei PAK, Yasuyuki KATO
  • Patent number: 10272537
    Abstract: A polishing processing method using a CMP method for polishing a surface of a crystal material to be smooth by using a loose polishing abrasive grain type polishing pad in the presence of a polishing liquid and a plurality of polishing abrasive grains, in which the crystal material is a single crystal of GaN, and the polishing liquid is an oxidizing polishing liquid having an oxidation-reduction potential between Ehmin (determined by Eq. (1)) mV and Ehmax (determined by Eq. (2)) mV and pH between 0.1 and 6.5: Ehmin (mV)=?33.9 pH+750 . . . (1) Ehmax (mV)=?82.1 pH+1491 . . . (2).
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: April 30, 2019
    Assignee: NORITAKE CO., LIMITED
    Inventors: Makoto Sato, Wataru Omori, Maiko Takahashi
  • Publication number: 20190054653
    Abstract: The present invention is a sintering method of a ceramic for sintering characterized by forming a layer containing a carbon powder on a surface of an article consisting of a ceramic for sintering, and then irradiating with laser a surface of the carbon powder-containing layer of a lamination obtained.
    Type: Application
    Filed: February 2, 2017
    Publication date: February 21, 2019
    Applicants: Japan Fine Ceramics Center, NORITAKE CO., LIMITED, TOTO LTD., NGK INSULATORS, LTD., NGK SPARK PLUG CO., LTD.
    Inventors: Teiichi KIMURA, Satoshi SUEHIRO
  • Patent number: 10208159
    Abstract: Provided is a flexible wiring board having high durability. The present invention provides a flexible wiring board including a flexible substrate and a conductive film formed on the flexible substrate. The conductive film contains a conductive powder and a curd product of a heat curable resin. The conductive film has pencil hardness of at least 2H, based on a pencil scratch hardness test in accordance with JIS K5600 5-4 (1999). The conductive film has adhesiveness of at least 95/100 by a 100 squares cross-cut test in accordance with JIS K5400 (1990).
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: February 19, 2019
    Assignee: NORITAKE CO., LIMITED
    Inventors: Shuhei Fukaya, Hirohito Kakizoe, Tatsuya Baba, Terusada Sugiura, Yasushi Yoshino
  • Patent number: 10198121
    Abstract: To provide a projected capacitive touch switch panel having sensor units that are easy to adjust and that minimally reflect visible light, and furthermore having adequate environment-resistance properties. A projected capacitive touch switch panel 1 comprising a glass substrate 2 that has a sensor unit 3 for performing detection along the X direction, and a glass substrate 4 that has a sensor unit 5 for performing detection along the Y direction, in which: the two glass substrates are laminated, and the sensor units are sandwiched between the glass substrates so as to face each other; each of the sensor units has a sensor electrode comprising an Al thin film, and a blackened film including at least one metal selected from Cr, Mo, and W.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: February 5, 2019
    Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATION
    Inventors: Hitoshi Sakuda, Isamu Kanda, Tadami Maeda
  • Publication number: 20180333687
    Abstract: An apparatus for generating fine-bubble-containing liquid is provided with: a plurality of bubble generating tubes each having a tubular shape extending in the longitudinal direction, each tube being configured such that at least a middle portion between one end and the other end of each tube is composed of porous ceramics to inject bubbles into a liquid that contacts the middle portion; a one-side support member that supports the one end of each of the bubble generating tubes; an other-side support member that supports the other end of each of the bubble generating tubes; and an interval keeping member that maintains the interval between the one-side support member and the other-side support member.
    Type: Application
    Filed: January 10, 2017
    Publication date: November 22, 2018
    Applicant: NORITAKE CO., LIMITED
    Inventors: Tomokazu EDA, Keita MIYAJIMA, Teruhisa FUJII, Yusuke SHIMIZU
  • Publication number: 20180298159
    Abstract: An object of the present invention is to provide a powder for three-dimensional shaping that allows shaping a three-dimensional shaped object having excellent mechanical strength. The powder for three-dimensional shaping provided by the invention includes non-hydration reactive base particles and water-soluble bonding particles. Upon preparation of a slurry through addition of 50 parts by mass of water to 100 parts by mass of the powder, the viscosity of the slurry after 1 minute from addition of the water ranges from 30 mPa·s to 8000 mPa·s.
    Type: Application
    Filed: June 26, 2018
    Publication date: October 18, 2018
    Applicant: NORITAKE CO., LIMITED
    Inventors: Akihiro OKASHIMO, Daishi YOSHIKAWA
  • Patent number: 10031612
    Abstract: Provided is a capacitive touch switch panel on which it is possible to form a transparent sensor electrode having high quality design shape and reduced reflection of visible light, and which moreover has excellent appearance and ample environmental resistance. This capacitive touch switch panel 1 is provided with a glass substrate 2, and with a sensor part 3 formed on this glass substrate 2. The sensor part 3 has a sensor electrode 4, this sensor electrode 4 comprising an Al thin film formed by sputtering or vacuum deposition into a switch configuration on the glass substrate 2 at the opposite surface side 2b from a touch surface 2a, the sensor part 3 having an intermediate layer between the glass substrate 2 and at least a portion of the Al thin film. This intermediate layer comprises a thin film that includes at least one metal selected from Cr, Mo, and W.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: July 24, 2018
    Assignees: NORITAKE CO., LIMITED, NORITAKE ITRON CORPORATION
    Inventors: Tadami Maeda, Isamu Kanda, Koji Kato, Takahiro Okamoto, Hitoshi Sakuda, Misa Yamanaka, Naoya Katsumura, Yuuki Nakayama
  • Publication number: 20180186759
    Abstract: A carrier for an ethylene epoxidation catalyst, the carrier comprising a porous alumina body formed of sintered particles of alumina in a substantial absence of inorganic binder species other than alumina, wherein the substantial absence of inorganic binder species corresponds to an amount of less than 0.6 wt % inorganic binder species other than alumina and comprises at least a substantial absence of silicon-containing species.
    Type: Application
    Filed: August 29, 2017
    Publication date: July 5, 2018
    Applicants: SCIENTIFIC DESIGN COMPANY, INC., Noritake Co., Limited
    Inventors: Serguei PAK, Yasuyuki KATO
  • Patent number: 9676947
    Abstract: Provided is a heat curable conductive paste used to form a conductive coating. The heat curable conductive paste comprises a conductive powder, a heat curable epoxy resin and a curing agent. In the conductive powder, an aliphatic polyvalent carboxylic acid is adhered on a surface of a powdered metal core. The epoxy resin comprises a bifunctional or higher polyfunctional epoxy resin and a monofunctional epoxy resin, and the polyfunctional epoxy resin and the monofunctional epoxy resin have a mass ratio of 90:10 to 20:80.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: June 13, 2017
    Assignee: NORITAKE CO., LIMITED
    Inventors: Shuhei Fukaya, Shigeru Sakamoto, Tatsuya Baba
  • Publication number: 20170103867
    Abstract: A vacuum tube includes a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emits thermoelectrons. Both of the anodes are formed on a same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode of a same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube further includes an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.
    Type: Application
    Filed: December 22, 2016
    Publication date: April 13, 2017
    Applicants: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.
    Inventors: Kazunori TATSUDA, Tadami MAEDA, Misa YAMANAKA, Fumio MIEDA
  • Publication number: 20170100815
    Abstract: A polishing processing method using a CMP method for polishing a surface of a crystal material to be smooth by using a loose polishing abrasive grain type polishing pad in the presence of a polishing liquid and a plurality of polishing abrasive grains, in which the crystal material is a single crystal of GaN, and the polishing liquid is an oxidizing polishing liquid having an oxidation-reduction potential between Ehmin (determined by Eq. (1)) mV and Ehmax (determined by Eq. (2)) mV and pH between 0.1 and 6.5: Ehmin (mV)=?33.9 pH+750 . . . (1) Ehmax (mV)=?82.1 pH+1491 . . . (2).
    Type: Application
    Filed: March 26, 2015
    Publication date: April 13, 2017
    Applicant: NORITAKE CO., LIMITED
    Inventors: Makoto SATO, Wataru OMORI, Maiko TAKAHASHI
  • Patent number: 9620323
    Abstract: A vacuum tube includes a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emits thermoelectrons. Both of the anodes are formed on a same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode of a same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube further includes an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: April 11, 2017
    Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.
    Inventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka, Fumio Mieda
  • Patent number: 9589758
    Abstract: An object of the present invention is to provide a vacuum tube with a structure close to that of an inexpensive and easily available vacuum fluorescent display which easily operates as an analog amplifier. A vacuum tube subject to the present invention comprises: a filament which is tensioned linearly and emits thermoelectrons, an anode arranged parallel to the filament, and a grid arranged between the filament and the anode such that the grid faces the anode. The present invention is characterized in that a distance between the filament and the grid is between 0.2 mm and 0.6 mm, including 0.2 mm and 0.6 mm.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: March 7, 2017
    Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED
    Inventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka
  • Patent number: 9583300
    Abstract: The vacuum tube subject to the present invention comprises a filament and two pairs of a grid and an anode. The filament is tensioned linearly and emitting thermoelectrons. Both of the anodes are formed on the same face on a planar substrate. The filament is arranged parallel to the planar substrate at a position facing both of the anodes. Each of the grids is arranged, such that the grid faces the anode in the same pair at a first predetermined distance from the anode and has a second predetermined distance from the filament, between the anode and the filament. The vacuum tube comprises an intermediate filament fixing part fixing the filament at a position corresponding to an intermediate point between the anodes of the two pairs.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: February 28, 2017
    Assignees: NORITAKE ITRON CORPORATION, NORITAKE CO., LIMITED, KORG INC.
    Inventors: Kazunori Tatsuda, Tadami Maeda, Misa Yamanaka, Fumio Mieda
  • Publication number: 20160289415
    Abstract: An object of the present invention is to provide a powder for three-dimensional shaping that allows shaping a three-dimensional shaped object having excellent mechanical strength. The powder for three-dimensional shaping provided by the invention includes non-hydration reactive base particles and water-soluble bonding particles. Upon preparation of a slurry through addition of 50 parts by mass of water to 100 parts by mass of the powder, the viscosity of the slurry after 1 minute from addition of the water ranges from 30 mPa·s to 8000 mPa·s.
    Type: Application
    Filed: March 22, 2016
    Publication date: October 6, 2016
    Applicant: NORITAKE CO., LIMITED
    Inventors: Akihiro OKASHIMO, Daishi YOSHIKAWA
  • Patent number: D778679
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: February 14, 2017
    Assignee: Noritake Co., Limited
    Inventor: Jun Takaoka
  • Patent number: D778680
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: February 14, 2017
    Assignee: Noritake Co., Limited
    Inventor: Tomohiro Kato