Patents by Inventor Toshihiro Ise

Toshihiro Ise 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).

  • Publication number: 20220238809
    Abstract: An object of the present invention is to provide an organic thin film transistor having excellent atmospheric stability. Another object of the present invention is to provide a polymer, a composition, an organic semiconductor film, and a compound. The organic thin film transistor of the present invention has an organic semiconductor film which includes a polymer having a partial structure represented by Formula (1). In Formula (1), X1 represents a sulfur atom or a selenium atom, X2 to X4 each independently represent a sulfur atom, an oxygen atom, or a selenium atom, Y1 to Y4 each independently represent a group represented by —CR1? or a nitrogen atom, where at least one of Y1 to Y4 represents a nitrogen atom, R1 represents a hydrogen atom or a substituent, and * represents a bonding position.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 28, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Hiroki SUGIURA, Toshihiro ISE
  • Patent number: 11393989
    Abstract: An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: July 19, 2022
    Assignee: UDC IRELAND LIMITED
    Inventors: Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise
  • Publication number: 20200335706
    Abstract: As an organic electroluminescence device that exhibits superior external quantum efficiency and durability during driving at high temperature, and small variation in chromaticity and small increase in voltage after driving at high temperatures and has long lifespan, it is provided that the organic electroluminescence device including on a substrate a pair of electrodes and at least one layer of an organic layer including a light emitting layer disposed between the electrodes, wherein the light emitting layer contains at least one specific iridium complex and any layer of the at least one layer of an organic layer contains at least one compound represented by Formula (1): wherein in Formula (1), each of R1 to R5 independently represents a specific group or atom, n1 represents an integer of 0 to 5, and each of n2 to n5 independently represents an integer of 0 to 4.
    Type: Application
    Filed: June 30, 2020
    Publication date: October 22, 2020
    Inventors: Toru WATANABE, Tetsu KITAMURA, Toshihiro ISE
  • Publication number: 20200203648
    Abstract: An organic electroluminescent element which has a substrate, a pair of electrodes disposed on this substrate and composed of an anode and a cathode, and at least one organic layer disposed between these electrodes and including a light-emitting layer, and in which a compound expressed by General Formula 1-1 is contained in at least one layer of the aforementioned light-emitting layer(s) exhibits high luminous efficiency, excellent blue color purity, and little change in chromaticity accompanying drive deterioration.
    Type: Application
    Filed: February 13, 2020
    Publication date: June 25, 2020
    Inventors: Tetsu KITAMURA, Koji TAKAKU, Wataru SOTOYAMA, Yasunori YONEKUTA, Toshihiro ISE, Saki TAKADA, Toru WATANABE
  • Publication number: 20200058883
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which the organic layer includes a compound represented by the following general formula, has high luminous efficiency, excellent blue color purity, and a small change in the chromaticity due to deterioration by driving (Cy represents a fused aromatic ring structure having the number of constituent rings of 3 or more, and has Dn1 and Ac1 as different constituent rings, and each of the constituent rings are all hydrocarbon rings. Dn1 represents NR11, an O atom, or an S atom. Ac1 represents an electron absorbing substituent, an aryl group having an electron absorbing substituent, or an electron deficient heteroaryl group. The ring Z1 represents an arylene group or a heteroarylene group. L1, L2 and L3 represent specific linking groups.
    Type: Application
    Filed: October 24, 2019
    Publication date: February 20, 2020
    Inventors: Koji Takaku, Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise, Saki Takada
  • Publication number: 20190355916
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which at least one kind of compound represented by the following general formula is contained in any layer of the at least one organic layer, is an organic electroluminescent element, in which the generation of dark spots during driving is inhibited:
    Type: Application
    Filed: May 28, 2019
    Publication date: November 21, 2019
    Inventors: Toshihiro Ise, Saki Takada
  • Publication number: 20190355918
    Abstract: An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand.
    Type: Application
    Filed: July 31, 2019
    Publication date: November 21, 2019
    Inventors: Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise
  • Patent number: 10468607
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which the organic layer includes a compound represented by the following general formula (1), has high luminous efficiency, excellent blue color purity, and a small change in the chromaticity due to deterioration by driving, wherein Cy, Dn1, Ac1, L1, L2, L3, ring Z1, u1, q1, n1, m1, A11, and A12 are as defined herein.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: November 5, 2019
    Assignee: UDC Ireland Limited
    Inventors: Koji Takaku, Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise, Saki Takada
  • Publication number: 20190304707
    Abstract: Provided are a photoelectric conversion element including a first electrode having a photosensitive layer including a light absorber on a conductive support and a second electrode facing the first electrode, in which the light absorber includes a compound having a perovskite-type crystal structure including organic cations, cations of a metallic atom other than elements belonging to Group I of the periodic table, and anions, and at least some of the organic cations constituting the compound are organic cations having a silyl group and a solar cell using the photoelectric conversion element. Also provided is a composition containing a compound represented by Formula (1a) and a halogenated metal: R13Si-L-NR23Hal??Formula (1a) in the formula, R1, R2, and L are specific groups; and Hal represents a halogen atom.
    Type: Application
    Filed: June 18, 2019
    Publication date: October 3, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Hirotaka Satou, Kenji Shirokane, Toshihiro Ise, Katsumi Kobayashi
  • Patent number: 10431749
    Abstract: Disclosed is an organic electroluminescent element which is excellent with respect to luminous efficiency and driving voltage and rarely undergoes initial luminance drop. Specifically disclosed is an organic electroluminescent element which comprises, on a substrate, a pair of electrodes composed of an anode and a cathode and a light-emitting layer arranged between the electrodes, and additionally comprises at least one organic layer arranged between the light-emitting layer and the cathode, where in the light-emitting layer contains, for example, a compound (A-1), and the at least one layer arranged between the light-emitting layer and the cathode contains, for example, a compound (e-4).
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: October 1, 2019
    Assignee: UDC Ireland Limited
    Inventors: Kuniyuki Kaminaga, Toshihiro Ise
  • Patent number: 10428268
    Abstract: A light emitting organic thin film including at least one compound represented by Formula (PQ-1) and at least one compound represented by Formula (BN-1). In Formula (PQ-1), each of Ra, Rb and Rc independently represents a hydrogen atom or an alkyl group, wherein any one of Ra, Rb and Rc represents a hydrogen atom and the remaining two represent an alkyl group. Each of R1 to R5 independently represents a hydrogen atom, an alkyl group, an aryl group, a fluorine atom or a cyano group. Each of Rx and Ry independently represents an alkyl group or a phenyl group. In Formula (BN-1), Ar1 represents an arylene group that may have a substituent Z. Ar2 represents a condensed hydrocarbyl group that may have a substituent Z. Each of R101 to R113 independently represents a phenyl group, or the like.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: October 1, 2019
    Assignee: UDC Ireland Limited
    Inventors: Toshihiro Ise, Tetsu Kitamura, Toru Watanabe
  • Patent number: 10418186
    Abstract: Provided are a photoelectric conversion element including a first electrode having a photosensitive layer including a light absorber on a conductive support and a second electrode facing the first electrode, in which the light absorber includes a compound having a perovskite-type crystal structure including organic cations, cations of a metallic atom other than elements belonging to Group I of the periodic table, and anions, and at least some of the organic cations constituting the compound are organic cations having a silyl group and a solar cell using the photoelectric conversion element. Also provided is a composition containing a compound represented by Formula (1a) and a halogenated metal. R13Si-L-NR23Hal??Formula (1a) In the formula, R1, R2, and L are specific groups. Hal represents a halogen atom.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: September 17, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Hirotaka Satou, Kenji Shirokane, Toshihiro Ise, Katsumi Kobayashi
  • Patent number: 10396299
    Abstract: An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: August 27, 2019
    Assignee: UDC IRELAND LIMITED
    Inventors: Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise
  • Publication number: 20190189944
    Abstract: Provided is a photoelectric conversion element, including a first electrode that has a photosensitive layer containing a light absorbing agent on a conductive support, in which the light absorbing agent contains a compound having a perovskite-type crystal structure that has an organic cation represented by Formulas (1) and (2), a cation of a metal atom, and an anion; and a solar cell which is formed of this photoelectric conversion element. C(R1)(R2)(R3)—N(R1a)3+??Formula (1) R4—NR2a3+??Formula (2) R1, R2, R3, and R4 represent specific substituent that may be different from each other. R1a and R2a represent a hydrogen atom or a specific substituent.
    Type: Application
    Filed: February 26, 2019
    Publication date: June 20, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Kenji SHIROKANE, Hirotaka SATOU, Toshihiro ISE
  • Publication number: 20190189362
    Abstract: Provided is a photoelectric conversion element in which a photosensitive layer is composed of a light absorbing agent containing a perovskite compound, the element including a protective layer that includes a compound having a molecular weight of 5000 or less which is represented by Formula (A), on a surface of the photosensitive layer; a method for manufacturing this photoelectric conversion element; and a solar cell which is formed of this photoelectric conversion element. RA—Z??Formula (A) In Formula (A), RA represents a specific group. Z represents an acidic group or a salt thereof. Further provided is a surface treating agent for a perovskite-type crystal film, including a compound having a molecular weight of 5000 or less which is represented by Formula (A).
    Type: Application
    Filed: February 26, 2019
    Publication date: June 20, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Kenji SHIROKANE, Hirotaka Satou, Toshihiro Ise
  • Patent number: 10326084
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which at least one kind of compound represented by the following general formula is contained in any layer of the at least one organic layer, is an organic electroluminescent element, in which the generation of dark spots during driving is inhibited: wherein Q, Ar, L, and n are as defined in the application.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: June 18, 2019
    Assignee: UDC Ireland Limited
    Inventors: Toshihiro Ise, Saki Takada
  • Publication number: 20190169097
    Abstract: Provided is an organic electroluminescence device including a pair of electrodes composed of an anode and a cathode, a light emitting layer between the electrodes and an organic layer which is adjacent to the light emitting layer between the light emitting layer and the cathode, on a substrate, the light emitting layer contains at least one compound having a carbazole structure and the organic layer adjacent to the light emitting layer contains at least one hydrocarbon compound which is composed only of carbon atoms and hydrogen atoms, has a molecular weight in a range of 400 to 1,200, and contains a condensed polycyclic structure with a total carbon number of 13 to 22.
    Type: Application
    Filed: February 5, 2019
    Publication date: June 6, 2019
    Inventors: Tetsu Kitamura, Toru Watanabe, Toshihiro Ise
  • Patent number: 10290751
    Abstract: A radiation detector (10) which has a multilayer structure that includes: a first electrode (34); a second electrode (49) that is disposed so as to face the first electrode; a selenium layer (48) that is disposed between the first electrode and the second electrode and contains amorphous selenium; a first blocking organic layer (38) that is adjacent to the selenium layer, between the first electrode and the selenium layer, and that contains a hole transport material having an electron affinity of 3.7 eV or less; and a second blocking organic layer (37) that is adjacent to the selenium layer, between the second electrode and the selenium layer, and that contains an electron transport material having an ionization potential of 5.9 eV or more. This radiation detector (10) has low dark current, excellent durability, and less afterimages.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: May 14, 2019
    Assignee: FUJIFILM CORPORATION
    Inventors: Seiji Yamashita, Toshihiro Ise
  • Patent number: 10243153
    Abstract: A material for an organic electroluminescence device, includes: an organic material that is to be provided for a film formation of any of at least one organic layer included in the organic electroluminescence device, the organic material having a water content before the film formation, as measured by the Karl Fischer method, of 100 ppm or more and not more than 1,000 ppm.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: March 26, 2019
    Assignee: UDC IRELAND LIMITED
    Inventor: Toshihiro Ise
  • Publication number: 20190027621
    Abstract: A photoelectric conversion element includes, in this order: a first electrode that includes a photosensitive layer containing a light absorbing agent on a conductive support; a compound layer that contains a surface treating agent and is provided on a surface of the photosensitive layer; and a second electrode, in which the light absorbing agent contains a compound having a perovskite-type crystal structure that has a cation of an element of Group 1 in the periodic table or a cationic organic group A, a cation of a metal atom M other than elements of Group 1 in the periodic table, and an anion of an anionic atom or atomic group X, and the surface treating agent is represented by a specific formula.
    Type: Application
    Filed: September 25, 2018
    Publication date: January 24, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Hirotaka SATO, Kenji SHIROKANE, Toshihiro ISE