Patents by Inventor Keita Tanaka

Keita Tanaka 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: 10488756
    Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted C1-C
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: November 26, 2019
    Assignee: BASF SE
    Inventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
  • Publication number: 20190276949
    Abstract: A transparent complex oxide sintered body is manufactured by sintering a compact in an inert atmosphere or vacuum, and HIP treating the sintered compact, provided that the compact is molded from a source powder based on a rare earth oxide: (TbxY1-x)2O3 wherein 0.4?x?0.6, and the compact, when heated in air from room temperature at a heating rate of 15° C./min, exhibits a weight gain of at least y% due to oxidative reaction, y being determined by the formula: y=2x+0.3. The sintered body has a long luminescent lifetime as a result of controlling the valence of Tb ion.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 12, 2019
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Shinji Aoki, Keita Tanaka
  • Publication number: 20190276367
    Abstract: A transparent ceramic material is manufactured by molding a source powder into a compact, the source powder comprising a rare earth oxide consisting of at least 40 mol % of terbium oxide and the balance of another rare earth oxide, and a sintering aid, sintering the compact at a temperature T (1,300° C.?T?1,650° C.) by heating from room temperature to T1 (1200° C.?T1?T) at a rate of at least 100° C./h, and optionally heating from T1 at a rate of 1-95° C./h, and HIP treating the sintered compact at 1,300-1,650° C. The ceramic material has improved diffuse transmittance in the visible region and functions as a magneto-optical part in a broad visible to NIR region.
    Type: Application
    Filed: March 5, 2019
    Publication date: September 12, 2019
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Keita Tanaka, Shinji Aoki, Shinji Makikawa
  • Patent number: 10390469
    Abstract: A tape feeder is provided with a cover tape peeling member that peels a portion of cover tape from an upper surface of component supply tape at a position forward of a component pickup position in accordance with feeding operation of the component supply tape such that a component inside the component supply tape is exposed. The cover tape peeling members are exchangeably attached to the tape feeder, and include a half peeling cover tape peeling member for peeling only one side of a joining section and folding the cover tape from one side such that the component inside the component supply tape is exposed, and a full peeling cover tape peeling member for peeling both sides of the joining section of the cover tape and folding the cover tape over from a front end of the cover tape such that the component inside the component supply tape is exposed.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: August 20, 2019
    Assignee: FUJI CORPORATION
    Inventors: Keita Tanaka, Jun Iisaka
  • Publication number: 20190177175
    Abstract: A garnet-structure complex oxide powder having formula (1) is prepared by adding an aqueous solution containing (a) Tb ion, an aqueous solution containing (b) Al ion, and an aqueous solution containing (c) Sc ion to a co-precipitating aqueous solution, to induce a co-precipitate of components (a), (b) and (c), filtering, heat drying and firing the co-precipitate. (R1-xScx)3(A1-yScy)5O12??(1) R is yttrium or a lanthanoid element, typically Tb, A is a Group 13 element, typically Al, x and y are 0<x<0.08 and 0.004<y<0.16.
    Type: Application
    Filed: December 11, 2018
    Publication date: June 13, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Keita TANAKA, Masanori IKARI
  • Patent number: 10299419
    Abstract: A cassette type tape feeder including a tape feeding device that feeds a component supply tape to a component pickup position from a reel; a cover tape drawing-in device that peels off a cover tape from the component supply tape forward of the component suction position in accordance with a feeding operation of the component supply tape, and draws in the cover tape in a direction opposite to a feeding direction of the component supply tape; and a cover tape collection case that collects the cover tape drawn in by the cover tape drawing-in device. The cover tape collection case is configured of a fixing case section fixed to a cassette case, and a movable case section which expands capacity of the cover tape collection case by being displaced in a direction of the vacant space in the reel corresponding to an increase in collection amount of the cover tape. The movable case section is biased in a reducing direction by a torsion coil spring.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: May 21, 2019
    Assignee: FUJI CORPORATION
    Inventors: Keita Tanaka, Takayuki Mizuno
  • Publication number: 20190126671
    Abstract: To provide a bicycle hub unit and a bicycle wheel assembly that allow a wheel unit to be appropriately coupled to a hub body, a bicycle hub unit is coupled to a rotary body to which a brake is applied by a brake device. The bicycle hub unit includes a hub body that rotates around a hub axle and a rotary body coupling portion that couples the rotary body to the hub body. The hub body includes a first joint portion and a second joint portion. The first joint portion includes an external thread coupled to an internal thread of the wheel unit. The second joint portion is coupled to a restriction member that restricts relative rotation of the first joint portion and the wheel unit.
    Type: Application
    Filed: May 9, 2018
    Publication date: May 2, 2019
    Inventors: Mitsuru Kamiya, Keita Tanaka
  • Patent number: 10234761
    Abstract: Compounds of the formula (I) wherein Q is a direct bond or an n-valent linking group; n is an integer 2, 3, or 4; Z is for example C1-C20alkylene, C2-C20alkenylene, C5-C8cycloalkylene or C5-C8cycloalkenylene; Y is for example C6-C20aryl or C3-C20heteroaryl; R1 is for example hydrogen, C2-C5alkenyl, C3-C8cycloalkyl, C1-C12alkyl, phenyl, naphthyl, C3-C20heteroaryl, C1-C8alkoxy, benzyloxy or phenoxy; R2 is for example C1-C20alkyl, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10cycloalkyl, phenyl or naphthyl; R15, R16, R17, R18, R19 and R20 independently of each other for example are hydrogen, halogen, C1-C20alkyl, C6-C20aryl or C4-C20heteroaryl; provided that a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q is a direct bond and Z is n-propylene and a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q as an n-valent linking group is methylene and Z is methylene are exclude
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: March 19, 2019
    Assignee: BASF SE
    Inventors: Keita Tanaka, Hisatoshi Kura, Kazuhiko Kunimoto, Kaori Sameshima
  • Publication number: 20180376629
    Abstract: A tape feeder includes a magnet that rotates as one with a sprocket driven by a motor, two magnetic field detecting elements that detect signals in accordance with a magnetic field from the magnet and that are arranged at positions opposite the rotation region of the magnet, and a rotation angle detecting circuit that detects the rotation angle of the magnet and the rotation angle of the sprocket by processing output signals of the magnetic field detecting elements. A control section of the tape feeder reads the detection information of the rotation angle detecting circuit from immediately after the motor is started, recognizes the rotation angle of the sprocket, detects the position of tooth of the sprocket of the tooth engaged with a feeding hole of component supply tape based on the recognition results of the rotation angle of the sprocket for each pitch feeding operation of the sprocket, and corrects the pitch feeding amount of the motor by a pitch error correcting amount set for the tooth.
    Type: Application
    Filed: December 21, 2015
    Publication date: December 27, 2018
    Applicant: FUJI CORPORATION
    Inventors: Keita TANAKA, Junro TAKAKUWA
  • Patent number: 10159633
    Abstract: The purpose of the present invention to solve the problem is to provide a hair cleansing composition that can provide the feeling in use and a stable appearance. The hair cleansing composition comprises: 14 to 35% by mass of a sugar and/or a sugar alcohol; 5 to 20% by mass of an anionic surfactant, 50% or more of the anionic surfactant being an N-acyl-N-methyl taurate and/or an N-acyl-glutamate; 5 to 20% by mass of an alkamidopropyl betaine and/or an alkyl betaine; 0.05 to 1% by mass of a cationic polymer; and 0.01 to 1.5% by mass of an inorganic salt; wherein the hair cleansing composition has a viscosity of 800 to 20000 mPa·s.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: December 25, 2018
    Assignee: SHISEIDO COMPANY, LTD.
    Inventor: Keita Tanaka
  • Publication number: 20180243460
    Abstract: [Object] To provide a perfume retainer member and an aroma provision device that are capable of preventing the device from getting larger and improving aroma sustainability. [Solution] The perfume retainer member includes: a retainer space that is made in a main body to retain a perfume; and a first opening and a second opening configured to open the retainer space to an outside of the main body. An air flow channel includes the retainer space, the first opening, and the second opening.
    Type: Application
    Filed: March 31, 2017
    Publication date: August 30, 2018
    Applicant: Sony Corporation
    Inventors: Shuji Fujita, Tsunetoshi Samukawa, Koya Nomoto, Yuji Ishigaki, Hideki Nakano, Keita Tanaka, Naoyuki Suzuki
  • Publication number: 20180249605
    Abstract: A tape feeder is provided with a cover tape peeling member that peels a portion of cover tape from an upper surface of component supply tape at a position forward of a component pickup position in accordance with feeding operation of the component supply tape such that a component inside the component supply tape is exposed. The cover tape peeling members are exchangeably attached to the tape feeder, and include a half peeling cover tape peeling member for peeling only one side of a joining section and folding the cover tape from one side such that the component inside the component supply tape is exposed, and a full peeling cover tape peeling member for peeling both sides of the joining section of the cover tape and folding the cover tape over from a front end of the cover tape such that the component inside the component supply tape is exposed.
    Type: Application
    Filed: September 8, 2015
    Publication date: August 30, 2018
    Applicant: FUJI MACHINE MFG. CO., LTD.
    Inventors: Keita TANAKA, Jun IISAKA
  • Publication number: 20180213690
    Abstract: A cassette type tape feeder including a tape feeding device that feeds a component supply tape to a component pickup position from a reel; a cover tape drawing-in device that peels off a cover tape from the component supply tape forward of the component suction position in accordance with a feeding operation of the component supply tape, and draws in the cover tape in a direction opposite to a feeding direction of the component supply tape; and a cover tape collection case that collects the cover tape drawn in by the cover tape drawing-in device. The cover tape collection case is configured of a fixing case section fixed to a cassette case, and a movable case section which expands capacity of the cover tape collection case by being displaced in a direction of the vacant space in the reel corresponding to an increase in collection amount of the cover tape. The movable case section is biased in a reducing direction by a torsion coil spring.
    Type: Application
    Filed: August 5, 2015
    Publication date: July 26, 2018
    Applicant: FUJI MACHINE MFG. CO., LTD.
    Inventors: Keita TANAKA, Takayuki MIZUNO
  • Patent number: 9994538
    Abstract: Compounds of the formula (I) and (IA) wherein X is —O(CO)—; R1 is C1-C12haloalkyl or C6-C10haloaryl; R2 is located in position 7 of the coumarinyl ring and is OR8; R2a, R2b and R2C independently of each other are hydrogen; R3 is C1-C8haloalkyl or C1-C8haloalkyl; R4 is hydrogen; and R8 is C1-C6alkyI; are suitable as photosensitive acid donors in the preparation of photoresist compositions such as used for example in the preparation of spacers, insulating layers, interlayer dielectric films, insulation layers, planarization layers, protecting layers, overcoat layers, banks for electroluminescence displays and liquid crystal displays (LCD).
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: June 12, 2018
    Assignee: BASF SE
    Inventors: Keita Tanaka, Yuki Matsuoka, Kazuhiko Kunimoto, Toshikage Asakura, Hisatoshi Kura
  • Patent number: 9963303
    Abstract: A revolving nozzle station and a revolving drive device that revolves the revolving nozzle station are housed inside a cassette case of a cassette-type nozzle exchanging unit. In an outer circumferential portion of the revolving nozzle station, multiple nozzles for exchange with a nozzle of component mounter are arranged radially along a revolution path, and the nozzles are held in a detachable manner. A nozzle exchange port is formed in a top end surface of cassette case, and nozzle exchange is performed between the revolving nozzle station and a mounting head of the component mounter through the nozzle exchange port. A shutter mechanism which opens and closes the nozzle exchange port is provided in the cassette case.
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: May 8, 2018
    Assignee: FUJI MACHINE MFG. CO., LTD.
    Inventors: Takayuki Mizuno, Hidetoshi Ito, Masahiro Kondo, Hidetoshi Kawai, Keita Tanaka
  • Publication number: 20180009775
    Abstract: Compounds of the formula (I) and (IA) wherein X is —O(CO)—; R1 is C1-C12haloalkyl or C6-C10haloaryl; R2 is located in position 7 of the coumarinyl ring and is OR8; R2a, R2b and R2C independently of each other are hydrogen; R3 is C1-C8haloalkyl or C1-C8haloalkyl; R4 is hydrogen; and R8 is C1-C6alkyI; are suitable as photosensitive acid donors in the preparation of photoresist compositions such as used for example in the preparation of spacers, insulating layers, interlayer dielectric films, insulation layers, planarization layers, protecting layers, overcoat layers, banks for electroluminescence displays and liquid crystal displays (LCD).
    Type: Application
    Filed: January 29, 2016
    Publication date: January 11, 2018
    Applicant: BASF SE
    Inventors: Keita TANAKA, Yuki MATSUOKA, Kazuhiko KUNIMOTO, Toshikage ASAKURA, Hisatoshi KURA
  • Patent number: 9864273
    Abstract: Oxime ester compounds of the formula I, II, III, IV or V, wherein Z is for example (formula A); Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted
    Type: Grant
    Filed: May 6, 2013
    Date of Patent: January 9, 2018
    Assignee: BASF SE
    Inventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
  • Publication number: 20170333327
    Abstract: The purpose of the present invention to solve the problem is to provide a hair cleansing composition that can provide the feeling in use and a stable appearance. The hair cleansing composition comprises: 14 to 35% by mass of a sugar and/or a sugar alcohol; 5 to 20% by mass of an anionic surfactant, 50% or more of the anionic surfactant being an N-acyl-N-methyl taurate and/or an N-acyl-glutamate; 5 to 20% by mass of an alkamidopropyl betaine and/or an alkyl betaine; 0.05 to 1% by mass of a cationic polymer; and 0.01 to 1.5% by mass of an inorganic salt; wherein the hair cleansing composition has a viscosity of 800 to 20000 mPa·s.
    Type: Application
    Filed: October 30, 2015
    Publication date: November 23, 2017
    Inventor: Keita TANAKA
  • Publication number: 20170339807
    Abstract: A reel holder on which is loaded tape reel is held on feeder main body of tape feeder so as to be displaceable in the width direction of feeder main body by link mechanism. By this, it is possible to displace the position of tape reel of tape feeder set on feeder setting table of a component mounter in the width direction of feeder main body based on the reel width of tape reel of an adjacent tape feeder, and tape reel of each tape feeder can be arranged making efficient use of the empty space between adjacent tape feeders.
    Type: Application
    Filed: November 17, 2014
    Publication date: November 23, 2017
    Applicant: FUJI MACHINE MFG. CO., LTD.
    Inventors: Keita TANAKA, Jun IISAKA
  • Publication number: 20170210672
    Abstract: A transparent sintered body having fewer air bubble-derived defects is provided. More specifically, a method is provided of producing a ceramic molded product including at least a step of pressure-molding ceramic granules having a Hausner ratio, which is a quotient obtained by dividing a tapped bulk density by a loose bulk density, of 1.0 or more but not more than 1.2. Also provided is a method of producing a transparent sintered body including at least each of the steps of the above method to obtain a ceramic molded product and a step of heating and sintering the resulting ceramic molded product. The transparent sintered body has a linear transmittance of 78% or more at a wavelength of 600 nm to 2000 nm inclusive except for an element-derived characteristic absorption wavelength.
    Type: Application
    Filed: January 20, 2017
    Publication date: July 27, 2017
    Inventor: Keita Tanaka