Patents by Inventor Masaki ENZU

Masaki ENZU 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: 20240060177
    Abstract: Provided is an indium compound, which is represented by the following general formula (1): where R1 and R2 each independently represent, for example, an unsubstituted alkyl group having 1 to 5 carbon atoms, R3 and R4 each independently represent, for example, a hydrogen atom or an unsubstituted alkyl group having 1 to 5 carbon atoms, and A represents a group represented by the following general formula (L-1) or (L-2): where R11, R12, R13, R14, R21 and R22 each independently represent, for example, a hydrogen atom or an unsubstituted alkyl group having 1 to 5 carbon atoms, and represents a bonding position with C in the general formula (1).
    Type: Application
    Filed: November 30, 2021
    Publication date: February 22, 2024
    Applicant: ADEKA CORPORATION
    Inventors: Keisuke TAKEDA, Masaki ENZU
  • Patent number: 11760771
    Abstract: A ruthenium compound represented by a general formula described in the specification, a raw material which is for forming a thin film and which contains the ruthenium compound, and a method of producing a thin film using the raw material for forming a thin film are provided.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: September 19, 2023
    Assignee: ADEKA CORPORATION
    Inventors: Tomoharu Yoshino, Masaki Enzu, Nana Okada, Masako Hatase
  • Publication number: 20230151220
    Abstract: Provided is a thin-film forming raw material, which is used in an atomic layer deposition method, including a compound represented, by the following formula (1) : where R1 and R2 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, L represents a group represented by the following formula (L-1) or (L-2), and M represents an indium atom or a gallium atom; where R11 and R12 each independently represent a hydrogen atom, a fluorine atom, an alkyl group having 1 to 5 carbon atoms, or an alkoxy group having 1 to 5 carbon atoms, and * represents a bonding position with M in the formula (1); where R21 to R23 each independently represent a hydrogen atom, a fluorine atom, or an alkyl group having 1 to 5 carbon atoms, and * represents a bonding position with M in the formula (1), provided that R21 and R22 represent different groups.
    Type: Application
    Filed: March 18, 2021
    Publication date: May 18, 2023
    Applicant: ADEKA CORPORATION
    Inventors: Keisuke TAKEDA, Masaki ENZU
  • Publication number: 20230142848
    Abstract: Provided is a zinc compound represented by the following general formula (1) or (2): in the formula (1), R1 represents an unsubstituted alkyl group having 1 to 5 carbon atoms, etc., R2 and R5 each independently represent a hydrogen atom, a fluorine atom, an unsubstituted alkyl group having 1 to 5 carbon atoms, etc., and R3 and R4 each independently represent a hydrogen atom, a fluorine atom, an unsubstituted alkyl group having 1 to 5 carbon atoms, etc.; in the formula (2), R10, R11, R14, and R15 each independently represent a hydrogen atom, a fluorine atom, an unsubstituted alkyl group having 1 to 5 carbon atoms, etc., and R9, R12, R13, and R16 each independently represent a hydrogen atom, a fluorine atom, an unsubstituted alkyl group having 1 to 5 carbon atoms, etc.
    Type: Application
    Filed: March 18, 2021
    Publication date: May 11, 2023
    Applicant: ADEKA CORPORATION
    Inventors: Ryota FUKUSHIMA, Keisuke TAKEDA, Masaki ENZU
  • Publication number: 20220389570
    Abstract: Provided is a thin-film forming raw material containing a compound represented by the following formula (1): in the formula (1), R1 to R5 each independently represent a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or a group containing a fluorine atom, M represents a metal atom, and “n” represents a valence of the metal atom represented by M, provided that at least one of R2, R3, and R4 represents the group containing a fluorine atom.
    Type: Application
    Filed: October 19, 2020
    Publication date: December 8, 2022
    Applicant: ADEKA CORPORATION
    Inventors: Atsushi SAKURAI, Masako HATASE, Masaki ENZU, Keisuke TAKEDA, Ryota FUKUSHIMA, Atsushi YAMASHITA
  • Publication number: 20220372056
    Abstract: The present invention provides a ruthenium compound represented by the following general formula (1) or (2), a thin-film forming raw material containing the ruthenium compound, and a method of producing a thin-film including using the thin-film forming raw material: where R1 to R12 each independently represent a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or a fluorine atom-containing group, and “n” represents an integer from 0 to 2, provided that at least one of R1 to R12 represents the fluorine atom-containing group; where R13 to R17 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and a total number of the carbon atoms of R11 to R17 is 3 or more.
    Type: Application
    Filed: June 10, 2020
    Publication date: November 24, 2022
    Applicant: ADEKA CORPORATION
    Inventors: Masaki ENZU, Masako HATASE, Keisuke TAKEDA
  • Patent number: 11408069
    Abstract: A method of the present invention for producing a metallic ruthenium thin film on a substrate by atomic layer deposition includes: (A) a step of introducing a feedstock gas containing a specific ruthenium compound into a treatment atmosphere, and allowing the ruthenium compound to deposit on the substrate; and a step of introducing a reactive gas containing a specific compound into the treatment atmosphere, and allowing the reactive gas to react with the specific ruthenium compound deposited on the substrate.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: August 9, 2022
    Assignee: ADEKA CORPORATION
    Inventors: Akihiro Nishida, Masaki Enzu
  • Publication number: 20220002867
    Abstract: A method of the present invention for producing a metallic ruthenium thin film on a substrate by atomic layer deposition includes: (A) a step of introducing a feedstock gas containing a specific ruthenium compound into a treatment atmosphere, and allowing the ruthenium compound to deposit on the substrate; and a step of introducing a reactive gas containing a specific compound into the treatment atmosphere, and allowing the reactive gas to react with the specific ruthenium compound deposited on the substrate.
    Type: Application
    Filed: October 28, 2019
    Publication date: January 6, 2022
    Applicant: ADEKA CORPORATION
    Inventors: Akihiro NISHIDA, Masaki ENZU
  • Publication number: 20210155638
    Abstract: Provided is a thin-film forming raw material, which is used in an atomic layer deposition method, including a magnesium compound represented by the following general formula (1): where R1 represents an isopropyl group, a sec-butyl group, or a tert-butyl group. A thin-film containing a magnesium atom is produced on a surface of a substrate with high productivity through use of the raw material.
    Type: Application
    Filed: April 8, 2019
    Publication date: May 27, 2021
    Applicant: ADEKA CORPORATION
    Inventors: Masaki ENZU, Keisuke TAKEDA, Akihiro NISHIDA
  • Patent number: 10920313
    Abstract: A diazadienyl compound represented by General Formula (I) below: wherein R1 represents a C1-6 linear or branched alkyl group, and M represents nickel atom or manganese atom. In particular, since a compound in which R1 in General Formula (I) is a methyl group has a high vapor pressure and a high thermal decomposition starting temperature, the compound is useful as a raw material for forming a thin film by a CVD method or ALD method.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: February 16, 2021
    Assignee: ADEKA CORPORATION
    Inventors: Tomoharu Yoshino, Masaki Enzu, Akihiro Nishida, Atsushi Yamashita
  • Publication number: 20200262854
    Abstract: A ruthenium compound represented by a general formula described in the specification, a raw material which is for forming a thin film and which contains the ruthenium compound, and a method of producing a thin film using the raw material for forming a thin film are provided.
    Type: Application
    Filed: July 27, 2018
    Publication date: August 20, 2020
    Applicant: ADEKA CORPORATION
    Inventors: Tomoharu YOSHINO, Masaki ENZU, Nana OKADA, Masako HATASE
  • Patent number: 10351584
    Abstract: An alkoxide compound is represented by General Formula (I) below: wherein R1 to R3 each independently represent hydrogen, a C1-12 hydrocarbon group, etc.; R4 represents a C1-12 hydrocarbon group, etc.; L represents hydrogen, halogen, a hydroxyl group, an amino group, an azi group, a phosphido group, a nitrile group, a carbonyl group, a C1-12 hydrocarbon group, etc.; and M represents a metal atom or a silicon atom, n represents an integer of 1 or more, m represents an integer of 0 or more, and n+m represents the valence of the metal atom or silicon atom.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: July 16, 2019
    Assignee: ADEKA CORPORATION
    Inventors: Atsushi Sakurai, Masako Hatase, Tomoharu Yoshino, Masaki Enzu
  • Publication number: 20190185994
    Abstract: A diazadienyl compound represented by General Formula (I) below: wherein R1 represents a C1-6 linear or branched alkyl group, and M represents nickel atom or manganese atom. In particular, since a compound in which R1 in General Formula (I) is a methyl group has a high vapor pressure and a high thermal decomposition starting temperature, the compound is useful as a raw material for forming a thin film by a CVD method or ALD method.
    Type: Application
    Filed: July 5, 2017
    Publication date: June 20, 2019
    Applicant: ADEKA CORPORATION
    Inventors: Tomoharu YOSHINO, Masaki ENZU, Akihiro NISHIDA, Atsushi YAMASHITA
  • Patent number: 10253408
    Abstract: A novel compound represented by the general formula (I) or (II) below: [in the formula, each of R1 and R2 independently represent a C1˜12 hydrocarbon group, and Si(R3)3 is optionally substituted for a hydrogen atom in the hydrocarbon group; however, R1 and R2 are different groups; R3 represents a methyl or ethyl group; M represents a metal atom or silicon atom; and n is an integer from 1 to 4].
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: April 9, 2019
    Assignee: ADEKA CORPORATION
    Inventors: Tomoharu Yoshino, Masaki Enzu, Akihiro Nishida, Nana Sugiura
  • Patent number: 10167304
    Abstract: Disclosed is a ruthenium compound useful as a precursor in chemical vapor growth, particularly ALD. The compound has good reactivity with a reactive gas, a high vapor pressure, and a low melting point. The compound is represented by general formula (I), wherein R1, R2, and R3 each independently represent a straight or branched chain alkyl group having 1 to 5 carbon atoms, provided that the total number of the carbon atoms of R1 and R2 is 3 to 10. In formula (I), R1 and R2 are each preferably ethyl or isopropyl.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: January 1, 2019
    Assignee: ADEKA CORPORATION
    Inventors: Masako Hatase, Masaki Enzu, Atsushi Sakurai, Tomoharu Yoshino
  • Publication number: 20180282358
    Abstract: The alkoxide compound of the present invention is characteristically represented by the following general formula (I):
    Type: Application
    Filed: June 4, 2018
    Publication date: October 4, 2018
    Applicant: ADEKA CORPORATION
    Inventors: Atsushi SAKURAI, Masako HATASE, Tomoharu YOSHINO, Masaki ENZU
  • Patent number: 10011623
    Abstract: The alkoxide compound of the present invention is characteristically represented by the following general formula (I):
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: July 3, 2018
    Assignee: ADEKA CORPORATION
    Inventors: Atsushi Sakurai, Masako Hatase, Tomoharu Yoshino, Masaki Enzu
  • Patent number: 9994593
    Abstract: This invention provides a copper compound represented by General Formula (I) below. In General Formula (I), R1 to R3 independently represent a linear or branched alkyl group with a carbon number of 1 to 5; provided that R1 and R2 are a methyl group, R3 represents a linear or branched alkyl group with a carbon number of 2 to 5; and provided that R1 is a methyl group and R2 is an ethyl group, R3 represents a methyl group or a linear or branched alkyl group with a carbon number of 3 to 5. A starting material for forming a thin film of the present invention includes the copper compound represented by General Formula (I). The present invention can provide a copper compound which has a low melting point, can be conveyed in a liquid state, has a high vapor pressure, and is easily vaporizable, and also a starting material for forming a thin film which uses such a copper compound.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: June 12, 2018
    Assignee: ADEKA CORPORATION
    Inventors: Tomoharu Yoshino, Masaki Enzu, Atsushi Sakurai, Akihiro Nishida, Makoto Okabe
  • Publication number: 20180051372
    Abstract: A novel compound represented by the general formula (I) or (II) below: [in the formula, each of R1 and R2 independently represent a C1˜12 hydrocarbon group, and Si(R3)3 is optionally substituted for a hydrogen atom in the hydrocarbon group; however, R1 and R2 are different groups; R3 represents a methyl or ethyl group; M represents a metal atom or silicon atom; and n is an integer from 1 to 4].
    Type: Application
    Filed: May 17, 2016
    Publication date: February 22, 2018
    Applicant: ADEKA CORPORATION
    Inventors: Tomoharu YOSHINO, Masaki ENZU, Akihiro NISHIDA, Nana SUGIURA
  • Publication number: 20180037540
    Abstract: A diazadienyl compound represented by General Formula (I) below: wherein R1 and R2 each independently represent a C1-6 linear or branched alkyl group, R3 represents hydrogen, or a C1-6 linear or branched alkyl group, M represents a metal atom or a silicon atom, and n represents a valence of the metal atom or silicon atom represented by M.
    Type: Application
    Filed: February 12, 2016
    Publication date: February 8, 2018
    Applicant: ADEKA CORPORATION
    Inventors: Tomoharu YOSHINO, Masaki ENZU, Akihiro NISHIDA, Nana SUGIURA, Atsushi SAKURAI, Makoto OKABE