Patents by Inventor Tsuyoshi Tanaka

Tsuyoshi 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).

  • CYCLIC AZINE COMPOUND HAVING NITROGEN-CONTAINING FUSED AROMATIC GROUP, METHOD FOR PRODUCING SAME, AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME AS CONSTITUENT COMPONENT
    Publication number: 20140330013
    Abstract: A cyclic azine compound of formula (1): wherein, Y is C—H or a nitrogen atom, Ar1 is a C6-18 aromatic hydrocarbon group, which may be substituted with an C1-4 alkyl group or a phenyl group, Ar2 is a hydrogen atom, or a C6-18 aromatic hydrocarbon group, which may be substituted with a phenyl group or a pyridyl group, or is a nitrogen-containing condensed ring C9-15 aromatic group, Ar3 is a nitrogen-containing condensed ring C9-15 aromatic group, X is a phenylene group, and n is an integer in the range of 0-3. The cyclic azine compound is useful as a constituent of an organic electroluminescent device.
    Type: Application
    Filed: November 9, 2012
    Publication date: November 6, 2014
    Inventors: Hidenori Aihara, Yuji Oka, Keisuke Nomura, Tsuyoshi Tanaka, Naoki Uchida
  • Nitride semiconductor device
    Patent number: 8872227
    Abstract: A nitride semiconductor device includes a semiconductor substrate, and a nitride semiconductor layer formed on the semiconductor substrate. The semiconductor substrate includes a normal region and an interface current block region surrounding the normal region. The nitride semiconductor layer includes an element region and an isolation region surrounding the element region. The element region is formed over the normal region. The interface current block region contains impurities, and forms a potential barrier against carriers generated at an interface between the nitride semiconductor layer and the semiconductor substrate.
    Type: Grant
    Filed: February 22, 2012
    Date of Patent: October 28, 2014
    Assignee: Panasonic Corporation
    Inventors: Hidekazu Umeda, Yoshiharu Anda, Tetsuzo Ueda, Tsuyoshi Tanaka, Daisuke Ueda
  • In-vehicle display system
    Patent number: 8849510
    Abstract: An in-vehicle display system includes a steering switch disposed at a steering wheel, an in-vehicle display having a display screen, and a touch panel covering the display screen. When an operator operates the touch panel, the in-vehicle display is operable to display a touch panel menu including icons on the display screen. When the operator operates the steering switch while the touch panel menu is displayed on the display screen, the in-vehicle display is operable to replace the touch panel menu with a steering switch menu to display the steering switch menu on display screen. The steering switch menu includes the icons arranged differently than the touch panel menu. This in-vehicle display system is suitably used to operate both of the touch panel and the steering switch.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: September 30, 2014
    Assignee: Panasonic Corporation
    Inventor: Tsuyoshi Tanaka
  • GENE ENCODING CYTOCHROME P450, AND USE THEREOF
    Publication number: 20140274714
    Abstract: To identify a cytochrome P450 involved in the detoxification and metabolism of a specific growth inhibitor. Provided is a gene encoding a cytochrome P450 classified into Indica rice-derived CYP72A31, comprising a polynucleotide encoding a protein comprising an amino acid sequence of SEQ ID NO: 2.
    Type: Application
    Filed: October 12, 2012
    Publication date: September 18, 2014
    Inventors: Hiroaki Saika, Fumio Taguchi, Kiyosumi Hori, Takashi Matsumoto, Tsuyoshi Tanaka, Junko Horita, Koichiro Kaku, Tsutomu Shimizu
  • LIGHTWEIGHT AND RIGID STRUCTURE OF BATTERY UNIT
    Publication number: 20140242438
    Abstract: A battery unit is provided which includes a battery and a storage case in which the battery is mounted. The storage case is made up of a base, a cover, and an intermediate case. The cover is jointed to the base with an interspace therebetween. The intermediate case is disposed between the cover and the base and has a peripheral wall which occupies the interspace. The intermediate case is lower in stiffness than the cover and the base, thereby realizing a lightweight structure of the storage case without sacrificing the mechanical strength thereof.
    Type: Application
    Filed: February 24, 2014
    Publication date: August 28, 2014
    Inventors: Tsuyoshi TANAKA, Yoshinori YAMAGUCHI, Hidehiro KINOSHITA, Hiroaki HIGUCHI
  • COMPACT STRUCTURE OF BATTERY UNIT
    Publication number: 20140239904
    Abstract: A battery unit is provided which includes a storage case, a battery, a control board, and a pressing mechanism. The battery is disposed in the storage case and pressed by the pressing mechanism against the bottom of the storage case. The control board has mounted thereon electronic components to control charging or discharging of the battery and is located above the battery within the storage case. The pressing mechanism is disposed next to the control board without any physical interference with each other. Such a layout of the pressing mechanism and the control board permits the battery unit to be reduced in size thereof.
    Type: Application
    Filed: February 19, 2014
    Publication date: August 28, 2014
    Applicant: DENSO CORPORATION
    Inventors: Tsuyoshi TANAKA, Yoshinori YAMAGUCHI, Hidehiro KINOSHITA, Hiroaki HIGUCHI
  • STRUCTURE OF BATTERY UNIT SUITABLE FOR INSTALLATION OF WATER DAMAGE SENSOR
    Publication number: 20140242427
    Abstract: A battery unit is provided which includes a control board, a storage case, a water detector, and an electrical conductor. The storage case is made of an assembly of a first and a second casing member. The first casing member has an upright wall which extends from the bottom thereof and surrounds the battery. The second casing member also has an extension which extends toward the bottom of the first casing member. The water detector is located close to the lower end of the extension of the second casing member. The electric conductor extends upward from the upper end of the extension and are electrically joined to the water detector. The electric conductor is also mechanically and electrically joined to the control board. This structure facilitates the ease with which the water detector is installed electrically and mechanically in the battery unit.
    Type: Application
    Filed: February 26, 2014
    Publication date: August 28, 2014
    Inventors: Tsuyoshi TANAKA, Yoshinori YAMAGUCHI, Hidehiro KINOSHITA, Hiroaki HIGUCHI
  • SAMPLE SEPARATION AND ADSORPTION APPLIANCE
    Publication number: 20140224657
    Abstract: A sample separation and adsorption appliance (100) includes a negative electrode (2), a positive electrode (3), a sample separation unit (6) that has a first opening (17) opened to a side facing the negative electrode (2) and a second opening (18) opened to a side facing the positive electrode (3), the sample separation unit containing a separation gel (7), and a slit structure (8) including a slit (1) at a position facing the second opening (18). A transfer film (9) is arranged between the second opening (18) and the slit (1).
    Type: Application
    Filed: September 12, 2011
    Publication date: August 14, 2014
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Kouji Kusumoto, Yutaka Unuma, Hideki Kinoshita, Shinichi Goto, Tsuyoshi Tanaka, Yuji Maruo
  • 1,2,4,5-substituted phenyl compound, method for producing same and organic electroluminescent device comprising same as constituent
    Patent number: 8796461
    Abstract: A 1,2,4,5-substituted phenyl compound represented by the formula (1): wherein one of X1-X5 is nitrogen and the remainders of X1-X5 are carbon; R1 and R2 represent hydrogen, C1-6 alkyl or C1-6 alkoxy; R3 and R4 represent C1-6 alkyl or C1-6 alkoxy; and m is an integer of 0-4, and n is an integer of 0-5. This compound is useful as a constituent for an organic electroluminescent device.
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: August 5, 2014
    Assignee: Tosoh Corporation
    Inventors: Tsuyoshi Tanaka, Mayumi Abe, Nobumichi Arai, Naoki Uchida, Takashi Iida
  • Field-effect transistor with nitride semiconductor and method for fabricating the same
    Patent number: 8779438
    Abstract: An AlN buffer layer, an undoped GaN layer, an undoped AlGaN layer, a p-type GaN layer and a heavily doped p-type GaN layer are formed in this order. A gate electrode forms an Ohmic contact with the heavily doped p-type GaN layer. A source electrode and a drain electrode are provided on the undoped AlGaN layer. A pn junction is formed in a gate region by a two dimensional electron gas generated at an interface between the undoped AlGaN layer and the undoped GaN layer and the p-type GaN layer, so that a gate voltage can be increased.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: July 15, 2014
    Assignee: Panasonic Corporation
    Inventors: Masahiro Hikita, Tetsuzo Ueda, Manabu Yanagihara, Yasuhiro Uemoto, Tsuyoshi Tanaka
  • 1,3,5-triazine derivative, process for producing same, and organic electroluminescent element comprising same as constituent component
    Patent number: 8735577
    Abstract: A 1,3,5-triazine derivative represented by the formula (1): wherein R1, R2 and R3 each independently represent a hydrogen atom or a methyl group; X represents a carbon atom or a nitrogen atom; Ar1 represents a substituted or unsubstituted aromatic hydrocarbon group; Ar2 represents an C1-4 alkyl-substituted or unsubstituted aromatic 6-membered heterocyclic group having one or two nitrogen atoms, which may be a condensed ring compound. An organic electroluminescent device comprising the 1,3,5-triazine derivative exhibits low power consumption and long lifetime.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: May 27, 2014
    Assignees: Tosoh Corporation, Sagami Chemical Research Institute
    Inventors: Hidenori Aihara, Akitoshi Ogata, Tsuyoshi Tanaka
  • POLYLACTIC ACID RESIN AND METHOD FOR PRODUCING SAME
    Publication number: 20140142276
    Abstract: The present invention is directed to a method for producing a polylactic acid resin, including the step of subjecting a crystallized prepolymer, which is a prepolymer including a lactic acid unit as a main component, and has an optical purity (Ea) of 60 to 94%, a weight average molecular weight of 5,000 to 100,000, and a crystal melting enthalpy (?Hma) of 4 to 50 J/g, to solid phase polymerization. According to the present invention, it is possible to obtain a polylactic acid resin which is excellent in moldability upon melt processing and drawdown resistance upon melt processing, and is also excellent in hydrolysis resistance.
    Type: Application
    Filed: July 18, 2012
    Publication date: May 22, 2014
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Tsuyoshi Tanaka, Sadanori Kumazawa, Hiroyuki Ome
  • Semiconductor device and method for manufacturing the same
    Patent number: 8710548
    Abstract: A semiconductor device includes a first semiconductor layer which is formed above a substrate, a Schottky electrode and an ohmic electrode which are formed on the first semiconductor layer to be spaced from each other and a second semiconductor layer which is formed to cover the first semiconductor layer with the Schottky electrode and the ohmic electrode exposed. The second semiconductor layer has a larger band gap than that of the first semiconductor layer.
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: April 29, 2014
    Assignee: Panasonic Corporation
    Inventors: Manabu Yanagihara, Kazushi Nakazawa, Tsuyoshi Tanaka
  • LIGHT-EMITTING DEVICE
    Publication number: 20140103384
    Abstract: A light-emitting device includes a semiconductor light-emitting element and a fluorescent member which emits fluorescent light when irradiated with light from the semiconductor light-emitting element. The fluorescent member includes (i) oxygen-proof resin having no permeability to oxygen and (ii) resin which includes semiconductor particles having different excitation fluorescence spectra according to particle diameter and is encased in the oxygen-proof resin.
    Type: Application
    Filed: December 24, 2013
    Publication date: April 17, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Shinichi TAKIGAWA, Tsuyoshi TANAKA, Takuma KATAYAMA, Hideyuki NAKANISHI, Shinji YOSHIDA, Kazuhiko YAMANAKA
  • LIGHT-EMITTING DEVICE
    Publication number: 20140103798
    Abstract: A light-emitting device includes: a package; a semiconductor light-emitting element mounted above the package; a cap component provided above the package; a sealing component which seals a space between the package and the cap component; and a phosphor containing resin including phosphor disposed in the sealed space.
    Type: Application
    Filed: December 26, 2013
    Publication date: April 17, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Kazuhiko YAMANAKA, Shinji YOSHIDA, Shinichi TAKIGAWA, Takuma KATAYAMA, Hideyuki NAKANISHI, Tsuyoshi TANAKA
  • ELECTROPHORESIS-GEL-FORMING MONOMER SOLUTION, SOLUTION EJECTING METHOD, METHOD FOR FORMING ELECTROPHORESIS GEL, ELECTROPHORESIS GEL, AND ELECTROPHORESIS REACTION INSTRUMENT
    Publication number: 20140076727
    Abstract: A solution ejecting method includes a first ejection step of ejecting an electrophoresis-gel-forming monomer solution containing at least a monomer that forms a gel structure and a gel polymerization accelerator that activates a gel polymerization initiator and a second ejection step of ejecting a gel polymerization initiating solution containing the gel polymerization initiator onto the electrophoresis-gel-forming monomer solution.
    Type: Application
    Filed: March 27, 2012
    Publication date: March 20, 2014
    Inventors: Hiroshi Ohki, Hiroshi Yamaki, Yutaka Unuma, Yuji Maruo, Tsuyoshi Tanaka
  • 1,3,5-triazine derivative, process for producing same, and organic electroluminescent element comprising same as constituent
    Patent number: 8674091
    Abstract: A 1,3,5-triazine derivative represented by formula (1): wherein R1 is hydrogen, C1-4 alkyl group or substituted or unsubstituted phenyl group; n is an integer of 1-3, Ar is a substituted or unsubstituted aromatic hydrocarbon group, provided that Ar is different from two substituted quarterarylenyl groups bonded to the 1,3,5-triazine ring; and V and Y are nitrogen or carbon, provided that a case where both of V and Y are carbon atoms is excluded. The organic electroluminescent device comprising the 1,3,5-triazine derivative as an electron transport material has a long lifetime.
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: March 18, 2014
    Assignees: Tosoh Corporation, Sagami Chemical Research Institute
    Inventors: Hidenori Aihara, Yousuke Hisamatsu, Tsuyoshi Tanaka, Yuichi Miyashita, Nobumichi Arai, Naoki Uchida, Takashi Iida
  • Print system, printing apparatus, and computer program product
    Patent number: 8665477
    Abstract: In a print system, print data and print setting information are transmitted from a terminal to a printing apparatus via an email, and the printing apparatus performs a printing process of the print data based on the print setting information. The printing apparatus includes: a first receiving unit that receives a print request email from the terminal; a transmission unit that transmits, to the terminal, a reply email that includes allowable print setting information representing information on designable print settings; and a second receiving unit that receives a second reply email having been transmitted from the terminal and including print setting information designated from among the allowable print setting information.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: March 4, 2014
    Assignee: Ricoh Company, Limited
    Inventor: Tsuyoshi Tanaka
  • SOLID-STATE IMAGING DEVICE AND METHOD FOR FABRICATING THE SAME
    Publication number: 20140054737
    Abstract: A solid-state imaging device includes: a substrate; an insulator layer formed on the substrate; a semiconductor layer formed on the insulator layer; and a silicon layer formed on the semiconductor layer. The silicon layer includes a plurality of pixels each including a photoelectric converter configured to convert light into signal charge, and a circuit configured to read the signal charge, and a refractive index of the insulator layer is lower than a refractive index of the semiconductor layer.
    Type: Application
    Filed: October 30, 2013
    Publication date: February 27, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Toru OKINO, Mitsuyoshi MORI, Yutaka HIROSE, Yoshihisa KATO, Tsuyoshi TANAKA
  • FLUORESCENT FILM AND DISPLAY FILM
    Publication number: 20140030507
    Abstract: A fluorescent film according to the present invention includes a transparent resin layer which dispersively holds semiconductor nanocrystals. The semiconductor nanocrystals are quantum dot phosphors having fluorescence excitation spectra that differ depending on particle size of the quantum dot phosphors. The transparent resin layer is either water soluble or water dispersible. This makes it possible to uniformly disperse the semiconductor nanocrystals in a highly dense and highly uniform state, which contributes to implementing a thin fluorescent film having high reliability, high efficiency, and high color rendering properties.
    Type: Application
    Filed: September 26, 2013
    Publication date: January 30, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Shinji YOSHIDA, Tsuyoshi TANAKA, Takuma KATAYAMA, Kazuhiko YAMANAKA