Patents by Inventor Takahiko Ochi

Takahiko Ochi 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).

  • Fused ring pyrimidine compound and pest control agent containing the same
    Patent number: 9963451
    Abstract: Provided is a pest control agent containing a fused ring pyrimidine compound represented by the following formula (I) or a salt thereof as an effective component. In formula (I), A represents a nitrogen atom or C—R4, B represents a nitrogen atom or C—R5, D represents a nitrogen atom or C—R6, X represents an oxygen atom, N—R7 or the like, each of R1, R2, R4 and R6 independently represents a hydrogen atom or the like, each of R3a and R3b independently represents a hydrogen atom or the like, R5 represents an alkylthio group or the like, R7 represents an alkoxy group or the like, and Ht represents a pyridyl group that may be substituted, or the like.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: May 8, 2018
    Assignee: Mitsui Chemicals Agro, Inc.
    Inventors: Takahiko Ochi, Takeo Wakita, Toshiyuki Kono, Kazuki Kitajima, Shinichi Banba, Ayumi Kawase, Atsuko Kawahara, Kazuyuki Sato
  • FUSED RING PYRIMIDINE COMPOUND AND PEST CONTROL AGENT CONTAINING THE SAME
    Publication number: 20150368249
    Abstract: Provided is a pest control agent containing a fused ring pyrimidine compound represented by the following formula (I) or a salt thereof as an effective component. In formula (I), A represents a nitrogen atom or C—R4, B represents a nitrogen atom or C—R5, D represents a nitrogen atom or C—R6, X represents an oxygen atom, N—R7 or the like, each of R1, R2, R4 and R6 independently represents a hydrogen atom or the like, each of R3a and R3b independently represents a hydrogen atom or the like, R5 represents an alkylthio group or the like, R7 represents an alkoxy group or the like, and Ht represents a pyridyl group that may be substituted, or the like.
    Type: Application
    Filed: January 31, 2014
    Publication date: December 24, 2015
    Inventors: Takahiko OCHI, Takeo WAKITA, Toshiyuki KONO, Kazuki KITAJIMA, Shinichi BANBA, Ayumi KAWASE, Atsuko KAWAHARA, Kazuyuki SATO
  • Aromatic amine derivative and organic electroluminescent device using the same
    Patent number: 9139522
    Abstract: Disclosed is a long-life organic EL device having high luminous efficiency even after storage at high temperatures. Also disclosed is an aromatic amine derivative which enables to realize such an organic EL device. The aromatic amine derivative is represented by the following general formula (1). (In the formula (1), Ar1 is represented by the general formula (2) below, and Ar2 is represented by the general formula (3) below.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: September 22, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Nobuhiro Yabunouchi, Michiru Sekiguchi, Takahiko Ochi, Yoshiyuki Totani
  • Pyrromethene-boron complex compounds and organic electroluminescent elements using same
    Patent number: 8778510
    Abstract: A pyrromethene-boron complex compound represented by the following formula (1); wherein Z1 and Z2 are independently a hydrogen atom, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkoxy group or a substituted or unsubstituted aryloxy group, at least one of Z1 and Z2 is an alkoxy group substituted with a fluorine atom or an aryloxy group substituted with a fluorine atom or a fluoroalkyl group, and Z1 and Z2 may form a ring.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: July 15, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Fumio Okuda, Kiyoshi Ikeda, Takayasu Sado, Takahiko Ochi, Yoshimitsu Tanabe, Bunji Sawano
  • PYRROMETHENE-BORON COMPLEX COMPOUNDS AND ORGANIC ELECTROLUMINESCENT ELEMENTS USING SAME
    Publication number: 20120037890
    Abstract: A pyrromethene-boron complex compound represented by the following formula (1); wherein Z1 and Z2 are independently a hydrogen atom, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkoxy group or a substituted or unsubstituted aryloxy group, at least one of Z1 and Z2 is an alkoxy group substituted with a fluorine atom or an aryloxy group substituted with a fluorine atom or a fluoroalkyl group, and Z1 and Z2 may form a ring.
    Type: Application
    Filed: February 25, 2010
    Publication date: February 16, 2012
    Inventors: Fumio Okuda, Kiyoshi Ikeda, Takayasu Sado, Takahiko Ochi, Yoshimitsu Tanabe, Bunji Sawano
  • AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
    Publication number: 20110198581
    Abstract: Disclosed is a long-life organic EL device having high luminous efficiency even after storage at high temperatures. Also disclosed is an aromatic amine derivative which enables to realize such an organic EL device. The aromatic amine derivative is represented by the following general formula (1). (In the formula (1), Ar1 is represented by the general formula (2) below, and Ar2 is represented by the general formula (3) below.
    Type: Application
    Filed: October 17, 2008
    Publication date: August 18, 2011
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Nobuhiro Yabunouchi, Michiru Sekiguchi, Takahiko Ochi, Yoshiyuki Totani