Patents by Inventor Keisuke Hashimoto

Keisuke Hashimoto 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: 20210124268
    Abstract: A resist underlayer film-forming composition formed into a flat film which can exhibit high etching resistance, a good dry etching velocity ratio and a good optical constant, has a good covering property even against a so-called step-structure substrate, and has a small film thickness difference after being embedded. Also, a method for producing a polymer suitable for the resist underlayer film-forming composition; a resist underlayer film using the resist underlayer film-forming composition; and a method for manufacturing a semiconductor device. A resist underlayer film-forming composition containing a reaction product of an aromatic compound having 6 to 60 carbon atoms with a carbonyl group in a cyclic carbonyl compound having 3 to 60 carbon atoms and a solvent, wherein the reaction product has such a structure that one of the carbon atoms in the cyclic carbonyl compound links two molecules of the aromatic compound to each other.
    Type: Application
    Filed: May 21, 2019
    Publication date: April 29, 2021
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Hiroto OGATA, Keisuke HASHIMOTO, Makoto NAKAJIMA
  • Publication number: 20210116814
    Abstract: A resist lower layer film formation composition that exhibits a high etching resistance and a good dry-etching rate ratio and optical constant, exhibits good coating performance even on a so-called stepped substrate, produces a small film thickness difference after embedding, and enables a flat film to be formed. Also a method for manufacturing a polymer suitable for the resist lower layer film formation composition, a resist lower layer film in which the formation composition is used, and a method for manufacturing a semiconductor device. A resist lower layer film formation composition containing: a solvent; and a reaction product between an aromatic compound having 6-60 carbon atoms and a carbon-oxygen double bond of an oxygen-containing compound having 3-60 carbon atoms. The oxygen-containing compound has, in one molecule, one partial structure: —CON< or —COO—. In the reaction product, one carbon atom of the oxygen-containing compound links two of the aromatic compounds.
    Type: Application
    Filed: May 21, 2019
    Publication date: April 22, 2021
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Hiroto OGATA, Keisuke HASHIMOTO, Makoto NAKAJIMA
  • Publication number: 20210098088
    Abstract: A diagnosis assisting apparatus according to an embodiment includes a processing circuit and a display circuit. The processing circuit is configured to obtain a first question represented by a question from a patient to a medical doctor. The processing circuit is configured to analyze content of the obtained first question. The processing circuit is configured to convert the first question into a second question having equivalent content and using a different expression, on the basis of a result of the analysis. The display circuit is configured to display the second question.
    Type: Application
    Filed: September 21, 2020
    Publication date: April 1, 2021
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Keisuke HASHIMOTO, Shintaro NIWA, Mariko SHIBATA, Michitaka SUGAWARA
  • Publication number: 20210054231
    Abstract: A photocurable silicon-containing coating film-forming composition including a hydrolyzable silane, a hydrolysate thereof, or a hydrolytic condensate thereof, wherein the hydrolyzable silane includes a hydrolyzable silane of the following Formula (1): R1aR2bSi(R3)4-(a+b)??Formula (1) (wherein R1 is a functional group relating to photocrosslinking). The photocurable silicon-containing coating film-forming composition, wherein the composition may be for forming a silicon-containing coating film that may be cured by ultraviolet irradiation and may serve as an intermediate layer between a resist film and an organic underlayer film on a substrate in a lithographic process for producing a semiconductor device.
    Type: Application
    Filed: December 20, 2018
    Publication date: February 25, 2021
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Wataru SHIBAYAMA, Hikaru TOKUNAGA, Ken ISHIBASHI, Keisuke HASHIMOTO, Makoto NAKAJIMA
  • Publication number: 20210024773
    Abstract: A stepped substrate coating composition for forming a coating film having planarity on a substrate, including: a main agent and a solvent, the main agent containing a compound (A), a compound (B), or a mixture thereof, the compound (A) having a partial structure Formula (A-1) or (A-2): and the compound (B) having at least one partial structure selected from Formulae (B-1)-(B-5), or having a partial structure including a combination of a partial structure of Formula (B-6) and a partial structure of Formula (B-7) or (B-8): where the composition is cured by photoirradiation or by heating at 30° C.-300° C.; and the amount of the main agent in the solid content of the composition is 95%-100% by mass.
    Type: Application
    Filed: September 12, 2018
    Publication date: January 28, 2021
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Takafumi ENDO, Hiroto OGATA, Keisuke HASHIMOTO, Makoto NAKAJIMA
  • Patent number: 10894887
    Abstract: A composition for forming protective film against aqueous hydrogen peroxide solution, composition including resin; compound of following Formula (1a), (1b), or (1c): (wherein X is carbonyl group or methylene group; 1 and m are each independently integer of 0-5 to satisfy relation: 3?1+m?10; n is integer of 2-5; u and v are each independently integer of 0-4 to satisfy relation: 3?u+v?8; R1-R4 are each independently hydrogen atom, hydroxy group, C1-10 hydrocarbon group, or C6-20 aryl group; when R1-R4 are each the C1-10 hydrocarbon group; and j and k are each independently 0 or 1); crosslinking agent and catalyst; and solvent, wherein amount of compound of Formula (1a), (1b), or (1c) is at most 80% by mass relative to amount of resin, and amount of crosslinking agent is 5%-40% by mass relative to amount of resin.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: January 19, 2021
    Assignee: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru Tokunaga, Yuto Hashimoto, Keisuke Hashimoto, Rikimaru Sakamoto
  • Patent number: 10871712
    Abstract: A stepped substrate-coating composition having high properties of filling a pattern and capable of forming on a substrate a coating film that can be formed by photocuring, has flattening properties, and has high heat resistance after irradiation with light. A photocurable composition for coating a stepped substrate, the photocurable composition containing a polymer containing a unit structure of Formula (1): wherein A1, A2, and A3 are each independently an aromatic C6-100 ring optionally containing a heteroatom or a hydrocarbon group containing an aromatic C6-100 ring optionally containing a heteroatom, B1, B2, and B3 are each independently Formula (2): wherein R1 is a C1-10 alkylene group, a C1-10 alkenylene group, a C1-10 alkynylene group, a C6-40 arylene group, an oxygen atom, a carbonyl group, a sulfur atom, —C(O)—O—, —C(O)—NRa—, —NRb—, or a group including a combination thereof, R2 is a hydrogen atom or a C1-10 alkyl group.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: December 22, 2020
    Assignee: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru Tokunaga, Takafumi Endo, Keisuke Hashimoto, Rikimaru Sakamoto
  • Publication number: 20200387072
    Abstract: A resist underlayer film-forming composition including a novolac resin having a structural group (C) formed by reaction between an aromatic ring of an aromatic compound (A) having at least two amino groups and three C6-40 aromatic rings and a vinyl group of an aromatic vinyl compound (B). The structural group (C) may be a group of the following Formula (1): [wherein R1 is a divalent group containing at least two amino groups and at least three C6-40 aromatic rings]. R1 may be a divalent organic group prepared by removal of two hydrogen atoms from aromatic rings of a compound of the following Formula (2): R1 may be a divalent organic group prepared by removal of two hydrogen atoms from aromatic rings of N,N?-diphenyl-1,4-phenylenediamine.
    Type: Application
    Filed: February 20, 2019
    Publication date: December 10, 2020
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hirokazu NISHIMAKI, Daigo SAITO, Ryo KARASAWA, Keisuke HASHIMOTO
  • Publication number: 20200379350
    Abstract: A resist underlayer film formation composition combining high etching resistance, high heat resistance, and excellent coating properties; a resist underlayer film wherein the resist underlayer film formation composition is used and a method for manufacturing the resist underlayer film; a method for forming a resist pattern; and a method for manufacturing a semiconductor device. The resist underlayer film formation composition is characterized by including the compound represented by Formula (1), or a polymer derived from the compound represented by Formula (1).
    Type: Application
    Filed: April 20, 2018
    Publication date: December 3, 2020
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Keisuke HASHIMOTO, Rikimaru SAKAMOTO
  • Publication number: 20200379352
    Abstract: A resist underlayer film-forming composition includes a resin; and a crosslinkable compound of Formula (1) or Formula (2): wherein the crosslinkable compound of Formula (1) or Formula (2) is a compound obtained by reacting a compound of Formula (3) or Formula (4): with an ether compound comprising a hydroxy group or a C2-10 alcohol.
    Type: Application
    Filed: August 6, 2020
    Publication date: December 3, 2020
    Applicant: NISSAN CHEMICAL INDUSTRIES, LTD.
    Inventors: Keisuke HASHIMOTO, Kenji TAKASE, Tetsuya SHINJO, Rikimaru SAKAMOTO, Takafumi ENDO, Hirokazu NISHIMAKI
  • Publication number: 20200380581
    Abstract: A medical institution selection support apparatus according to an embodiment includes a processing circuitry. The processing circuitry receives a search request for a medical institution. The processing circuitry outputs a search result in accordance with an overall evaluation value based on an evaluation value in accordance with personal information of a user for an evaluation item for evaluating each of a plurality of the medical institutions and an importance degree of the evaluation item on which the personal information is reflected.
    Type: Application
    Filed: May 19, 2020
    Publication date: December 3, 2020
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Mariko SHIBATA, Narumi Sasayama, Keisuke Hashimoto, Michitaka Sugawara, Katsuhiko Fujimoto, Satoshi Ikeda, Shintaro Niwa
  • Publication number: 20200357520
    Abstract: A diagnosis support apparatus according to an embodiment includes a memory and processing circuitry. The memory stores therein a plurality of types of living body information including gene expression and mutation information, epigenetic environment influence information, protein expression information, signal transmission information, immune function information, endocrine function information, pathological information, image diagnosis information, physiological information, and body findings and symptom information of a subject. The processing circuitry determines a living body state of the subject on the basis of a plurality of analysis results obtained by analysis of the types of living body information.
    Type: Application
    Filed: May 8, 2020
    Publication date: November 12, 2020
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Katsuhiko FUJIMOTO, Satoshi IKEDA, Keisuke HASHIMOTO, Mariko SHIBATA, Narumi SASAYAMA
  • Patent number: 10809619
    Abstract: A resist underlayer film for use in lithography process which generates less sublimate, has excellent embeddability at the time of applying onto a substrate having a hole pattern, and has high dry etching resistance, wiggling resistance and heat resistance, etc. A resist underlayer film-forming composition including a resin and a crosslinkable compound of Formula (1) or Formula (2): in which Q1 is a single bond or an m1-valent organic group, R1 and R4 are each a C2-10 alkyl group or a C2-10 alkyl group having a C1-10 alkoxy group, R2 and R5 are each a hydrogen atom or a methyl group, R3 and R6 are each a C1-10 alkyl group or a C6-40 aryl group.
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: October 20, 2020
    Assignee: NISSAN CHEMICAL INDUSTRIES, LTD.
    Inventors: Keisuke Hashimoto, Kenji Takase, Tetsuya Shinjo, Rikimaru Sakamoto, Takafumi Endo, Hirokazu Nishimaki
  • Patent number: 10809670
    Abstract: The invention provides a timing apparatus that can generate timing information regarding a plurality of regions without performing a complex calculation that uses software and without causing a significant increase in electric current consumption. The timing apparatus includes: a lower counter that generates a count value that indicates a time in seconds; a first group of upper counters that generates a first group of count values that indicate a time in minutes, hours, days, months and years by performing a count operation in synchronization with the count operation performed by the lower counter; and a second group of upper counters that generates a second group of count values that indicate a time in minutes, hours, days, months and years by performing a count operation in synchronization with the count operation performed by the lower counter.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: October 20, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Keisuke Hashimoto
  • Patent number: 10804111
    Abstract: A method for roughening a surface of a substrate, including: applying a composition containing inorganic particles and organic resin to the surface of the substrate and drying and curing the composition to form an organic resin layer; and etching the substrate by a solution containing hydrogen fluoride, hydrogen peroxide, or an acid, to roughen the surface. Preferably, the solution contains hydrogen fluoride and ammonium fluoride or hydrogen peroxide and ammonia, the resin layer contains a ratio of the particles to the resin of 5 to 50 parts by mass to 100 parts by mass, and the composition is a mixture of silica sol wherein silica is dispersed as the inorganic particles in organic solvent or titanium oxide sol wherein titanium oxide is dispersed, with a solution of the organic resin.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: October 13, 2020
    Assignee: NISSAN CHEMICAL INDUSTRIES, LTD.
    Inventors: Keisuke Hashimoto, Yasunobu Someya, Takahiro Kishioka, Rikimaru Sakamoto
  • Publication number: 20200301278
    Abstract: A stepped substrate-coating composition having high properties of filling a pattern and capable of forming on a substrate a coating film that can be formed by photocuring, has flattening properties, and has high heat resistance after irradiation with light. A photocurable composition for coating a stepped substrate, the photocurable composition containing a polymer containing a unit structure of Formula (1): wherein A1, A2, and A3 are each independently an aromatic C6-100 ring optionally containing a heteroatom or a hydrocarbon group containing an aromatic C6-100 ring optionally containing a heteroatom, B1, B2, and B3 are each independently Formula (2): wherein R1 is a C1-10 alkylene group, a C1-10 alkenylene group, a C1-10 alkynylene group, a C6-40 arylene group, an oxygen atom, a carbonyl group, a sulfur atom, —C(O)—O—, —C(O)—NRa—, —NRb—, or a group including a combination thereof, R2 is a hydrogen atom or a C1-10 alkyl group.
    Type: Application
    Filed: March 30, 2018
    Publication date: September 24, 2020
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Takafumi ENDO, Keisuke HASHIMOTO, Rikimaru SAKAMOTO
  • Patent number: 10755408
    Abstract: A medical information processing system according to an embodiment includes processing circuitry. The processing circuitry is configured to identify the position of a tissue from first medical image data represented by an image of a target site acquired before the tissue in the target site was collected and to obtain an image feature value of the tissue. The processing circuitry is configured to obtain an examination result of a pathological examination performed on the tissue. The processing circuitry is configured to bring the image feature value of the tissue into association with the examination result of the pathological examination.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: August 25, 2020
    Assignee: Canon Medical Systems Corporation
    Inventors: Yasuo Sakurai, Masahiro Ozaki, Atsuko Sugiyama, Seiko Yoshimura, Keisuke Hashimoto
  • Patent number: 10670892
    Abstract: An image display apparatus having a flexible electronic display comprising a bendable portion that is flexible and configured to display an image, a support member comprising a substantially planar portion that resists bending and a bending-protection portion that bends and protects the bendable portion of the flexible display, and a retainer for retaining the flexible electronic display proximal to a surface of the support member.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: June 2, 2020
    Assignee: E Ink Corporation
    Inventors: Kenji Nakazawa, Keisuke Hashimoto
  • Publication number: 20200142310
    Abstract: A resist underlayer film forming composition characterized by containing (A) a compound represented by formula (1) (in formula (1), independently, R1 represents a C1 to C30 divalent group; each of R2 to R7 represents a C1 to C10 linear, branched, or cyclic alkyl group, a C6 to C10 aryl group, a C2 to C10 alkenyl group, a thiol group, or a hydroxyl group; at least one R5 is a hydroxyl group or a thiol group; each of m2, m3, and m6 is an integer of 0 to 9; each of m4 and m7 is an integer of 0 to 8; m5 is an integer of 1 to 9; n is an integer of 0 to 4; and each of p2 to p7 is an integer of 0 to 2) and a cross-linkable compound represented by formula (2-1) or (2-2) (in formula (2), Q1 represents a single bond or an m12-valent organic group; each of R12 and R15 independently represents a C2 to C10 alkyl group or a C2 to C10 alkyl group having a C1 to C10 alkoxy group; each of R13 and R16 represents a hydrogen atom or a methyl group; each of R14 and R17 represents a C1 to C10 alkyl group or a C6 to C40 aryl group;
    Type: Application
    Filed: July 12, 2018
    Publication date: May 7, 2020
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Daigo SAITO, Keisuke HASHIMOTO, Rikimaru SAKAMOTO
  • Publication number: 20200131376
    Abstract: There is provided a composition for forming a protective film against an aqueous hydrogen peroxide solution, the composition comprising a resin; a compound of the following Formula (1a), (1b), or (1c): (wherein X is a carbonyl group or a methylene group; 1 and m are each independently an integer of 0 to 5 so as to satisfy the relation: 3?1+m?10; n is an integer of 2 to 5; u and v are each independently an integer of 0 to 4 so as to satisfy the relation: 3?u+v?8; R1, R2, R3, and R4 are each independently a hydrogen atom, a hydroxy group, a C1-10 hydrocarbon group optionally having at least one hydroxy group as a substituent and optionally having at least one double bond in a main chain, or a C6-20 aryl group optionally having at least one hydroxy group as a substituent; when R1, R2, R3, and R4 are each the C1-10 hydrocarbon group, R1 and R2 optionally form a benzene ring together with a ring carbon atom to which R1 and R2 are bonded, R3 and R4 optionally form a benzene ring together with a ring carbon
    Type: Application
    Filed: April 10, 2018
    Publication date: April 30, 2020
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Hikaru TOKUNAGA, Yuto HASHIMOTO, Keisuke HASHIMOTO, Rikimaru SAKAMOTO