Patents by Inventor Jun Hatakeyama

Jun Hatakeyama 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).

  • Patent number: 11415887
    Abstract: A resist composition comprising a base polymer and a quencher in the form of a salt of a cyclic ammonium cation with a carboxylate, sulfonamide, halogenated phenoxide or halide anion offers a high sensitivity and minimal LWR or improved CDU, independent of whether it is of positive or negative tone.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: August 16, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Masaki Ohashi, Takayuki Fujiwara
  • Publication number: 20220252983
    Abstract: A positive resist composition comprising a base polymer comprising repeat units consisting of a fluorinated carboxylate, fluorinated phenoxide, fluorinated sulfonamide, fluorinated alkoxide, fluorinated 1,3-diketone, fluorinated ?-keto ester or fluorinated imide anion and a nitrogen-containing cation having a tertiary ester structure exhibits a high sensitivity, high resolution, low edge roughness and small size variation, and forms a pattern of good profile after exposure and development.
    Type: Application
    Filed: January 5, 2022
    Publication date: August 11, 2022
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventor: Jun Hatakeyama
  • Publication number: 20220252984
    Abstract: A positive resist composition comprising a base polymer comprising repeat units having the structure of a sulfonium salt of a substituted or unsubstituted salicylic acid exhibits a high sensitivity, high resolution, low edge roughness and small size variation, and forms a pattern of good profile after exposure and development.
    Type: Application
    Filed: January 7, 2022
    Publication date: August 11, 2022
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventor: Jun Hatakeyama
  • Patent number: 11409194
    Abstract: A resist composition comprising a base polymer and a quencher in the form of an amine compound having an iodized aromatic ring bonded to the nitrogen atom via a divalent hydrocarbon group offers a high sensitivity and minimal LWR or improved CDU, independent of whether it is of positive or negative tone.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: August 9, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Masaki Ohashi, Takayuki Fujiwara
  • Publication number: 20220244642
    Abstract: A positive resist composition comprising a base polymer comprising repeat units having a carboxy group whose hydrogen is substituted by an acid labile group in the form of a tertiary hydrocarbon group containing a nitrogen atom and aromatic group exhibits a high sensitivity, high resolution, low edge roughness and small size variation, and forms a pattern of good profile after exposure and development.
    Type: Application
    Filed: December 9, 2021
    Publication date: August 4, 2022
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventor: Jun Hatakeyama
  • Publication number: 20220244643
    Abstract: A positive resist composition comprising a base polymer comprising repeat units having the structure of a sulfonium salt of a fluorinated phenol exhibits a high sensitivity, high resolution, low edge roughness and small size variation, and forms a pattern of good profile after exposure and development.
    Type: Application
    Filed: January 7, 2022
    Publication date: August 4, 2022
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Jun Hatakeyama, Koji Hasegawa
  • Patent number: 11392034
    Abstract: A resist composition comprising a carbonyloxyimide compound having an iodized or brominated aromatic ring has a high sensitivity and forms a pattern having improved LWR or CDU.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: July 19, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Masaki Ohashi
  • Publication number: 20220220313
    Abstract: A bio-electrode composition contains a polymer compound (A), which contains a repeating unit-a having a structure selected from the group consisting of salts of ammonium, sodium, potassium, and silver formed with any of fluorosulfonic acid, fluorosulfonimide, and N-carbonyl-fluorosulfonamide; and filler particles (B), which are one or more selected from the group consisting of silica particles, alumina particles, titania particles, and zirconia particles. Thus, the present invention provides: a bio-electrode composition capable of forming a living body contact layer for a bio-electrode which enables quick signal collection after attachment to skin and does not leave residue on the skin; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: December 22, 2021
    Publication date: July 14, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Joe IKEDA, Motoaki IWABUCHI, Jun HATAKEYAMA
  • Patent number: 11377529
    Abstract: The present invention is a composite stretchable film including: a surface film which is a cured product of a polyurethane 1 containing a copolymer of one or more of units “a1” to “a4” and silicone-pendant type urethane units “b1” and/or “b2” represented by the following general formula (1); and an inner film which is a cured product of a polyurethane 2 containing a unit “c” having polyether and urethane bonds represented by the following general formula (2), on which the surface film is laminated. The present invention provides a stretchable film that has excellent stretchability and strength, with the film surface having excellent water repellency, and a method for forming the same.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: July 5, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Motoaki Iwabuchi, Joe Ikeda
  • Patent number: 11369299
    Abstract: A bio-electrode composition includes (A) an ionic material and (B) a silicon material powder. The component (A) is a polymer compound containing a repeating unit-a having a structure selected from an ammonium salt, a sodium salt, a potassium salt, and a silver salt of any of fluorosulfonic acid, fluorosulfonimide, and N-carbonyl-fluorosulfonamide. Thus, the present invention provides a bio-electrode composition capable of forming a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in the electric conductivity even when the bio-electrode is wetted with water or dried; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: June 28, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Motoaki Iwabuchi
  • Patent number: 11357970
    Abstract: The present invention provides a biomedical electrode composition capable of forming a living body contact layer for a biomedical electrode that is excellent in conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in conductivity even though the biomedical electrode is soaked in water or dried. The present invention was accomplished by a biomedical electrode composition including a polymer compound having both the ionic repeating unit “a” and the repeating unit “b” of (meth)acrylate, in which the ionic repeating unit “a” is a repeating unit of sodium salt, potassium salt, or ammonium salt including a partial structure represented by the following general formula (1), and the repeating unit “b” of (meth)acrylate is a repeating unit represented by the following general formula (2).
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: June 14, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Takayuki Fujiwara, Osamu Watanabe, Motoaki Iwabuchi
  • Publication number: 20220160281
    Abstract: A bio-electrode composition contains (A) a reaction composite of a monomer having an ionic functional group and a carbon particle. The component (A) contains the carbon particle bonded to the monomer having a structure selected from the group consisting of salts of ammonium, lithium, sodium, potassium, and silver formed with any of fluorosulfonic acid, fluorosulfonimide, and N-carbonyl-fluorosulfonamide. Thus, the present invention provides: a bio-electrode composition capable of forming a living body contact layer for a bio-electrode which is excellent in electric conductivity and biocompatibility, light-weight, and manufacturable at low cost, and which prevents significant reduction in the electric conductivity even when wetted with water or dried; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: November 9, 2021
    Publication date: May 26, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Jun HATAKEYAMA
  • Publication number: 20220157484
    Abstract: A polyurethane contains a weakly acidic functional group having a pKa of 5 to 11. Thus, the present invention provides: a conductive paste composition for forming a stretchable conductive wire which varies slightly in electric conductivity at the time of elongation and shrinkage; and a polyurethane for providing the composition.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 19, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Shiori NONAKA, Koji HASEGAWA, Osamu WATANABE, Jun HATAKEYAMA
  • Patent number: 11326565
    Abstract: A rectification structural body includes an inlet port into which air from an air cleaner flows, an outlet port from which air flows out toward an airflow sensor, and a chamber provided between the inlet port and the outlet port. The inlet port and the outlet port are provided in such directions and at such positions that an air flow is bent in the chamber. The chamber includes two cases of a first case and a second case, the chamber being divided into the two cases.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: May 10, 2022
    Assignee: TIGERS POLYMER CORPORATION
    Inventors: Shunsuke Sakata, Jun Hatakeyama
  • Patent number: 11327400
    Abstract: A pattern having a good balance of sensitivity, resolution and LWR is formed by providing a resist film comprising a base resin comprising recurring units having a C4-C6 tertiary alkoxy or alkoxycarbonyl group as an acid labile group and recurring units capable of generating a backbone-bound acid upon exposure, exposing the resist film to radiation, optionally post-exposure baking the resist film at a low temperature of 30-70° C., and developing the film.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: May 10, 2022
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Takeshi Sasami, Tomohiro Kobayashi
  • Publication number: 20220133201
    Abstract: A bio-electrode composition contains (A) an ionic polymer material, (B) an addition reaction-curable silicone having at least a hydrosilyl group, (C) a platinum-group catalyst, and a solvent. The bio-electrode composition has a water content of 0.2 mass % or less. The solvent includes one or more of an ether solvent, an ester solvent, and a ketone solvent each of which does not contain a hydroxy group, a carboxyl group, a nitrogen atom, or a thiol group. Thus, present invention provides: a bio-electrode composition capable of forming a living body contact layer for a bio-electrode which is excellent in electric conductivity and biocompatibility, light-weight, and manufacturable at low cost, and which does not leave residue on skin after attachment to and peeling from the skin; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: November 1, 2021
    Publication date: May 5, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Osamu WATANABE, Joe IKEDA, Shiori NONAKA, Koji HASEGAWA, Motoaki IWABUCHI, Yasuyoshi KURODA
  • Publication number: 20220135763
    Abstract: A bio-electrode composition contains (A) a reaction composite of an ionic polymer material and a carbon particle. The component (A) contains the carbon particle bonding to the polymer containing a repeating unit having a structure selected from the group consisting of salts of ammonium, lithium, sodium, potassium, and silver formed with any of fluorosulfonic acid, fluorosulfonimide, and N-carbonyl-fluorosulfonamide. Thus, the present invention provides: a bio-electrode composition capable of forming a living body contact layer for a bio-electrode which is excellent in electric conductivity and biocompatibility, light-weight, and manufacturable at low cost, and which prevents significant reduction in the electric conductivity even when wetted with water or dried; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: October 28, 2021
    Publication date: May 5, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Jun HATAKEYAMA
  • Publication number: 20220128904
    Abstract: A positive resist composition is provided comprising a base polymer having a pendant in the form of a fluorinated phenol group whose hydroxy group is substituted with an acid labile group. The composition offers a high sensitivity and resolution as well as reduced edge roughness and size variation.
    Type: Application
    Filed: October 13, 2021
    Publication date: April 28, 2022
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Jun Hatakeyama, Koji Hasegawa
  • Patent number: 11313331
    Abstract: In an intake device for an internal combustion engine, a first resonator chamber (61) is defined between a clean side chamber (56) and a peripheral wall (8) of a case (2), and a first communication passage (61B) communicating a dust side chamber (55) with the first resonator chamber is extending along the peripheral wall of the case.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: April 26, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takashi Sato, Akihito Saka, Jun Hatakeyama
  • Publication number: 20220110566
    Abstract: A bio-electrode composition contains (A) a composite of an ionic polymer material and particles. The component (A) contains the particles bonding to the polymer containing a repeating unit having a structure selected from the group consisting of salts of ammonium, lithium, sodium, potassium, and silver formed with any of fluorosulfonic acid, fluorosulfonimide, and N-carbonyl-fluorosulfonamide. Thus, the present invention provides: a bio-electrode composition capable of forming a living body contact layer for a bio-electrode which is excellent in electric conductivity and biocompatibility, light-weight, and manufacturable at low cost, and which prevents significant reduction in the electric conductivity even when wetted with water or dried; a bio-electrode including a living body contact layer formed of the bio-electrode composition; and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: September 30, 2021
    Publication date: April 14, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI