Patents by Inventor Tomoaki Yoshioka

Tomoaki Yoshioka 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: 20200411569
    Abstract: The present invention provides a photoelectric conversion element including a photoelectric conversion film having a narrow half-width of absorption peak and an excellent photoelectric conversion efficiency, and an imaging element, an optical sensor, and a compound. The photoelectric conversion element according to the present invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: September 8, 2020
    Publication date: December 31, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Eiji FUKUZAKI, Tomoyuki MASHIKO, Tomoaki YOSHIOKA, Koichi IWASAKI
  • Publication number: 20200403163
    Abstract: The present invention provides a photoelectric conversion element having a photoelectric conversion film having a narrow half-width of absorption peak, an imaging element, an optical sensor, and a compound. The photoelectric conversion element according to the embodiment of the present invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: September 2, 2020
    Publication date: December 24, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Eiji FUKUZAKI, Tomoyuki MASHIKO
  • Publication number: 20200266359
    Abstract: The present invention provides a photoelectric conversion element having excellent heat resistance. In addition, the present invention provides an optical sensor and an imaging element including the photoelectric conversion element. In addition, the present invention provides a compound applied to the photoelectric conversion element. The photoelectric conversion element according to the embodiment of the present invention including a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1) or (2).
    Type: Application
    Filed: May 7, 2020
    Publication date: August 20, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Eiji FUKUZAKI, Tomoyuki MASHIKO
  • Publication number: 20200212107
    Abstract: An object of the invention is to provide a photoelectric conversion element exhibiting an excellent production suitability. Also, the other object of the invention is to provide an optical sensor and an imaging element comprising the photoelectric conversion element. The photoelectric conversion element of the invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1) below.
    Type: Application
    Filed: March 9, 2020
    Publication date: July 2, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Eiji FUKUZAKI
  • Publication number: 20200194679
    Abstract: The invention provides a photoelectric conversion element exhibiting excellent photoelectric conversion efficiency even in a case where the photoelectric conversion film is a thin film. Also, the invention provides an optical sensor and an imaging element including the photoelectric conversion element. The invention provides a compound applied to the photoelectric conversion element. The photoelectric conversion element of the invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: February 21, 2020
    Publication date: June 18, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Eiji FUKUZAKI, Tomoaki YOSHIOKA
  • Publication number: 20200135951
    Abstract: The invention provides a photoelectric conversion element including a photoelectric conversion film excellent in vapor deposition suitability and exhibiting excellent photoelectric conversion efficiency in a case where the photoelectric conversion film is a thin film, an optical sensor, an imaging element, and a compound. The photoelectric conversion element of the embodiment of the invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: December 24, 2019
    Publication date: April 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Eiji FUKUZAKI, Kimiatsu NOMURA
  • Publication number: 20200096445
    Abstract: An object of the present invention is to provide a kit, a method, and a reagent which prevent the problem of false positive due to nonspecific adsorption, suppress the increase in noise to be generated, and are capable of achieving high-precision measurement of a measurement target substance in a wide concentration range from a low concentration to a high concentration.
    Type: Application
    Filed: September 27, 2019
    Publication date: March 26, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki CHIKU, Tomoaki YOSHIOKA, Kousuke WATANABE, Kazuhiro HAMADA, Kouitsu SASAKI
  • Patent number: 10559763
    Abstract: The present invention provides a photoelectric conversion element having a photoelectric conversion film which exhibits excellent photoelectric conversion efficiency and responsiveness, an imaging device, an optical sensor, and a method of using a photoelectric conversion element. In the photoelectric conversion element of the invention, a photoelectric conversion material contains at least one selected from the group consisting of a compound represented by General formula (1), a compound represented by General formula (2), and a compound represented by General formula (3).
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: February 11, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Tomoaki Yoshioka, Masaaki Tsukase, Takahiko Ichiki, Daigo Sawaki
  • Publication number: 20200035933
    Abstract: The present invention provides a photoelectric conversion element exhibiting excellent responsiveness, and excellent photoelectric conversion efficiency in a case where the photoelectric conversion film is a thin film, an optical sensor, an imaging element which include the photoelectric conversion element, and a compound. The photoelectric conversion element of the present invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1) and having a structure represented by Formula (2).
    Type: Application
    Filed: October 4, 2019
    Publication date: January 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Kimiatsu NOMURA, Eiji FUKUZAKI
  • Publication number: 20200035932
    Abstract: The present invention provides a photoelectric conversion element exhibiting excellent responsiveness, and excellent dark current characteristics in a case of high-speed photoelectric conversion film formation, an optical sensor, an imaging element, and a compound which include the photoelectric conversion element. The photoelectric conversion element of the present invention includes a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1), and an n-type organic semiconductor having a predetermined structure.
    Type: Application
    Filed: October 4, 2019
    Publication date: January 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomoaki YOSHIOKA, Eiji FUKUZAKI, Kimiatsu NOMURA
  • Publication number: 20200033334
    Abstract: An object of the present invention is to provide a kit and a method capable of achieving high-precision measurement of a measurement target substance in a biological sample in a wide concentration range from a low concentration to a high concentration. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, the kit including: a labeled particle having a first binding substance capable of binding to the measurement target substance in a biological sample and having a first blocking agent; and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance and having a second blocking agent, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle, and the first blocking agent and the second blocking agent are different from each other.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 30, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki CHIKU, Kousuke WATANABE, Kazuhei KANEKO, Kazuhiro HAMADA, Kouitsu SASAKI, Tomoaki YOSHIOKA, Naoyuki HANAKI
  • Patent number: 10547012
    Abstract: The present invention provides a photoelectric conversion element exhibiting excellent low dark current characteristics and heat resistance, an imaging element and an optical sensor which include the photoelectric conversion element, and a compound. The photoelectric conversion element of the present invention is a photoelectric conversion element photoelectric conversion element having a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the photoelectric conversion film contains a compound represented by General Formula (1) and an organic n-type compound.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: January 28, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Tomoaki Yoshioka, Naoyuki Hanaki
  • Publication number: 20200025770
    Abstract: An object of the present invention is to provide a kit and a method capable of achieving high-precision measurement of a measurement target substance in a biological sample in a wide concentration range from a low concentration to a high concentration by sufficiently avoiding the influence of antibodies such as anti-serum albumin antibody present in blood.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 23, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki CHIKU, Tomoaki YOSHIOKA, Kousuke WATANABE, Kazuhiro HAMADA, Kouitsu SASAKI
  • Publication number: 20200025771
    Abstract: An object of the present invention is to provide a kit, a method, and a reagent which prevent the problem of false positive due to nonspecific adsorption, suppress the increase in noise to be generated, and are capable of achieving high-precision measurement of a measurement target substance in a wide concentration range from a low concentration to a high concentration.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 23, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki CHIKU, Kousuke WATANABE, Kazuhei KANEKO, Kazuhiro HAMADA, Kouitsu SASAKI, Tomoaki YOSHIOKA, Naoyuki HANAKI
  • Publication number: 20200025748
    Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle. Each symbol in Formula (1) has the meaning described in the present specification.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 23, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki Chiku, Kousuke Watanabe, Kazuhei Kaneko, Kazuhiro Hamada, Kouitsu Sasaki, Tomoaki Yoshioka, Naoyuki Hanaki
  • Publication number: 20200018765
    Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle. Each symbol in Formula (1) has the meaning described in the present specification.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 16, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki Chiku, Tomoaki Yoshioka, Kousuke Watanabe, Kazuhiro Hamada, Kouitsu Sasaki
  • Publication number: 20190259960
    Abstract: A photoelectric conversion element has a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the above-described photoelectric conversion film contains a compound represented by Formula (1). In Formula (1), R1 and R2 each independently represent an alkyl group, an aryl group, or a heteroaryl group. R1 and R2 may be linked to each other to form a ring. R3 represents an alkyl group, an aryl group, or a heteroaryl group. A represents a ring at least containing one carbon atom and one cationic nitrogen atom.
    Type: Application
    Filed: May 5, 2019
    Publication date: August 22, 2019
    Applicant: FUJIFILM Corporation
    Inventor: Tomoaki YOSHIOKA
  • Publication number: 20190221745
    Abstract: A photoelectric conversion element has a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: December 28, 2018
    Publication date: July 18, 2019
    Applicant: FUJIFILM Corporation
    Inventor: Tomoaki YOSHIOKA
  • Publication number: 20190185745
    Abstract: An object of the present invention is to provide a luminescent particle having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield; and a compound having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield in the particles. According to the present invention, provided is a luminescent particle containing at least one kind of compound represented by Formula (1) (definitions of substituents in the formula are as set forth in the description) and a particle.
    Type: Application
    Filed: February 22, 2019
    Publication date: June 20, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Kousuke WATANABE, Naoyuki HANAKI, Kouitsu SASAKI, Tomoaki YOSHIOKA, Kazuhei KANEKO, Yoshinori KANAZAWA
  • Publication number: 20190157350
    Abstract: A photoelectric conversion element has a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
    Type: Application
    Filed: December 28, 2018
    Publication date: May 23, 2019
    Applicant: FUJIFILM Corporation
    Inventor: Tomoaki YOSHIOKA