Patents Assigned to Kaneka Corporation
  • CATHETER
    Publication number: 20230256203
    Abstract: The objective is to provide a catheter that can realize a desired curve shape by preventing the curving axis of the catheter distal part from twisting, and preventing the catheter from kinking and decreased pushability. Disclosed is a catheter (1) having a shaft (2); at least one wire (30); a coil (60); a leaf spring (40) having a first connection part (41) where its proximal part is fixed to a distal end part of the coil (60); and a cover tube (50), wherein the coil (60) has a fixed part (61) where it is fixed to the shaft (2) at a position proximal to the proximal end of the cover tube (50); and the length from the distal end of the fixed part (61) to the proximal end of the cover tube (60) in the longitudinal direction is a length of 20 windings of the coil (60) or shorter.
    Type: Application
    Filed: June 2, 2021
    Publication date: August 17, 2023
    Applicant: KANEKA CORPORATION
    Inventor: Toshiya KISA
  • ELECTRODE CATHETER
    Publication number: 20230256197
    Abstract: The objective is to provide a catheter that can realize a desired curved shape by preventing the curving axis of the catheter distal part from twisting, and preventing the catheter from kinking and decreased pushability. Disclosed is a catheter (1) having a shaft (2); at least one wire (30); a coil (60); a leaf spring (40) extending in the longitudinal direction and having a first connection part where its proximal part is fixed to a distal end part of the coil (60); and a cover tube (50) that is disposed outside the coil (60) and has a first fixed part (51) where it is fixed to the shaft (2) at a position proximal to the distal end of the coil (60) in the longitudinal direction.
    Type: Application
    Filed: June 2, 2021
    Publication date: August 17, 2023
    Applicant: KANEKA CORPORATION
    Inventor: Toshiya KISA
  • MULTI-LAYERED POLYIMIDE FILM, METAL-CLAD LAMINATE, AND METHOD FOR PRODUCING MULTI-LAYERED POLYIMIDE FILM
    Publication number: 20230250317
    Abstract: A multi-layered polyimide film includes a non-thermoplastic polyimide layer, and an adhesive layer that is disposed on at least one surface of the non-thermoplastic polyimide layer and contains polyimide. A dielectric loss tangent of the non-thermoplastic polyimide layer at a frequency of 10 GHz, a temperature of 23° C. and a relative humidity of 50% is 0.0030 or less. The adhesive layer has no melting peak or has a melting heat of 1.0 J/g or less at a melting peak in a temperature range of 100° C. or higher and 420° C. or lower. The polyimide contained in the adhesive layer has one or more tetracarboxylic dianhydride residues selected from a pyromellitic dianhydride residue and a 3,3?,4,4?-biphenyltetracarboxylic dianhydride residue, and one or more diamine residues selected from a 1,3-bis(4-aminophenoxy)benzene residue and a 4,4?-diamino-2,2?-dimethylbiphenyl residue.
    Type: Application
    Filed: April 11, 2023
    Publication date: August 10, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Fumiya Kono, Takayoshi Akiyama, Mami Akisada, Mari Uno
  • TRANSTHYRETIN TETRAMER STABILIZING AGENT, AND PREVENTING AGENT OR PROGRESSION SUPPRESSING AGENT FOR TRANSTHYRETIN AMYLOIDOSIS
    Publication number: 20230241149
    Abstract: Provided are a transthyretin tetramer stabilizing agent and a preventing agent or progression suppressing agent for transthyretin amyloidosis. The present invention relates to a transthyretin tetramer stabilizing agent including a hydrophobic licorice extract containing a licorice glabra polyphenol, and to a preventing agent or progression suppressing agent for transthyretin amyloidosis including a hydrophobic licorice extract containing a licorice glabra polyphenol.
    Type: Application
    Filed: April 6, 2023
    Publication date: August 3, 2023
    Applicants: KANEKA CORPORATION, EDUCATIONAL FOUNDATION KYUSHU BUNKA GAKUEN, NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Jinko SAWASHITA, Yukio ANDO, Hiroaki MATSUSHITA, Mitsuharu UEDA, Teruaki MASUDA, Yohei MISUMI
  • TRANSTHYRETIN TETRAMER STABILIZING AGENT, AND PREVENTING AGENT OR PROGRESSION SUPPRESSING AGENT FOR TRANSTHYRETIN AMYLOIDOSIS
    Publication number: 20230241022
    Abstract: Provided are a transthyretin tetramer stabilizing agent and a preventing agent or progression suppressing agent for transthyretin amyloidosis. The present invention relates to a transthyretin tetramer stabilizing agent including glabridin, glabrene, and glabrol, and to a preventing agent or progression suppressing agent for transthyretin amyloidosis including glabridin, glabrene, and glabrol.
    Type: Application
    Filed: April 6, 2023
    Publication date: August 3, 2023
    Applicants: KANEKA CORPORATION, EDUCATIONAL FOUNDATION KYUSHU BUNKA GAKUEN, NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Jinko SAWASHITA, Yukio ANDO, Hiroaki MATSUSHITA, Mitsuharu UEDA, Teruaki MASUDA, Yohei MISUMI
  • RESIN FILM
    Publication number: 20230235137
    Abstract: Provides is a resin film containing a poly(3-hydroxyalkanoate) resin component. A tensile modulus of the resin film is from 500 to 2000 MPa. A swelling degree of the resin film, as measured by immersion of the resin film in methyl ethyl ketone for two hours, is from 1 to 5. Preferably, the poly(3-hydroxyalkanoate) resin component is a mixture of at least two poly(3-hydroxyalkanoate) resins differing in types and/or contents of constituent monomers.
    Type: Application
    Filed: June 28, 2021
    Publication date: July 27, 2023
    Applicant: KANEKA CORPORATION
    Inventor: Tomoaki HASHIGUCHI
  • RESIN TUBE
    Publication number: 20230235170
    Abstract: Provided is a resin tube containing a poly(3-hydroxyalkanoate) resin component. The poly(3-hydroxyalkanoate) resin component includes at least two poly(3-hydroxyalkanoate) resins differing in types and/or contents of constituent monomers. A50% fracture energy of the resin tube, as measured by an impact resistance test, is 0.2 J or more.
    Type: Application
    Filed: June 28, 2021
    Publication date: July 27, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Tomoaki HASHIGUCHI, Tetsuo OKURA
  • Chromatographic test device
    Patent number: 11702650
    Abstract: A test device is provided that can comprise: a housing accommodating a chromatography support, wherein the housing comprises: a supporting part that supports a container accommodating a liquid used for chromatography. A method is provided for performing chromatography using the test device.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: July 18, 2023
    Assignee: KANEKA CORPORATION
    Inventors: Sotaro Sano, Shigehiko Miyamoto, Takaaki Jikihara
  • VAPOR CHAMBER AND SEMICONDUCTOR PACKAGE HAVING SAME MOUNTED THEREON
    Publication number: 20230207425
    Abstract: Provided are a vapor chamber that makes it possible to inhibit a temperature rise of a semiconductor element by efficiently transport heat generated from the semiconductor element, and a semiconductor package including the vapor chamber. By using a vapor chamber including a thermal diffusion member (2) that has thermal conductivity of not less than 500 W/mK in a planar direction perpendicular to a first outer surface and/or a second outer surface of a chamber body (1) that contains a liquid material in a hermetic space therein, it is possible to inhibit a temperature rise of a semiconductor element provided on the thermal diffusion member.
    Type: Application
    Filed: February 28, 2023
    Publication date: June 29, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Satoshi OKU, Teruo MATSUTANI
  • Illumination system
    Patent number: 11686441
    Abstract: The present invention provides a lighting system that can produce a gradation of brightness and gives an unprecedented characteristic impression. The lighting system is provided on a mounting surface and includes a plurality of strip-shaped plates each extending in a strip shape and one or a plurality of planar light sources, in which the plurality of strip-shaped plates are each arranged side by side at an interval such that a main surface of the strip-shaped plate intersects the mounting surface, wherein arrangement space is provided in an area outwardly extending from the strip-shaped plates, the planar light source is disposed in the arrangement space and constitutes an lengthy emission surface, and a part of light emitted from the emission surface enters between the strip-shaped plates during lighting.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: June 27, 2023
    Assignees: KILT PLANNING OFFICE INC., KANEKA CORPORATION
    Inventors: Shozo Toyohisa, Youichi Yamaguchi
  • Catheter and method for producing same
    Patent number: 11684748
    Abstract: A catheter may include a distal side and a proximal side comprising a shaft having an outer tubular member, and an insertion member. The catheter may have at least a part of the insertion member in an axial direction disposed in the outer tubular member. At least one outer tubular member or insertion member is a multilayer tube having a first layer and a second layer laminated with the first layer. In a cross-section perpendicular to an axial direction of the multilayer tube, a ratio of cross-sectional areas of the second layer to the first layer is 0.7 or less.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: June 27, 2023
    Assignee: KANEKA CORPORATION
    Inventor: Kazuaki Ikoma
  • Vinyl chloride resin composition for powder molding, vinyl chloride resin molded body and laminate
    Patent number: 11685827
    Abstract: A polyvinyl chloride composition for powder molding includes a polyvinyl chloride (A) an amount of 100 parts by mass, a plasticizer in an amount of 110 parts by mass or more and 150 parts by mass or less, and an acrylic polymer in an amount of 4 parts by mass or more and 23 parts by mass or less. The polyvinyl chloride (A) has an average particle diameter of 50 ?m or more and 500 ?m or less and an average degree of polymerization of 1,350 or more. The acrylic polymer has an average particle diameter of 0.01 ?m or more and 10 ?m or less and contains a constitutional unit derived from a (meth) acrylic ester in an amount of 50 mass % or more.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: June 27, 2023
    Assignees: KANEKA CORPORATION, TATSUTA CHEMICAL CO., LTD.
    Inventors: Kentaro Takesada, Kohei Hosomi
  • POLYAMIC ACID HAVING SPECIFIC COMPOSITION, VARNISH, CURED PRODUCT, AND COMPOSITE MATERIAL
    Publication number: 20230193075
    Abstract: The present invention provides an amide acid oligomer which has specific composition and which is capable of providing a cured product having excellent physical properties, in particular, an excellent glass transition temperature, etc.
    Type: Application
    Filed: March 5, 2021
    Publication date: June 22, 2023
    Applicants: KANEKA CORPORATION, JAPAN AEROSPACE EXPLORATION AGENCY
    Inventors: Takefumi Furuta, Yoshio Furukawa, Rikio Yokota, Yuichi Ishida
  • Defibrillation catheter system, defibrillation power supply device and method for controlling defibrillation power supply device
    Patent number: 11679269
    Abstract: Provided are a defibrillation catheter system, a defibrillation power supply device, and a method for controlling the device during observation of intracardiac potential and defibrillation. A defibrillation catheter system 1 includes a catheter 20; a first power supply part 6A and a second power supply part 6B connected to the catheter 20; and an electrocardiograph 40 measuring an intracardiac potential, wherein the catheter 20 is provided with a first electrode group 21 having at least a 1-1 electrode and a 1-2 electrode and a second electrode group 22 having at least a 2-1 electrode and a 2-2 electrode, the first and second electrode groups 21 and 22 are connected to the electrocardiograph 40, the 1-1 electrode and the 2-1 electrode are connected to the first power supply part 6A, and the 1-2 electrode and the 2-2 electrode are connected to the second power supply part 6B.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: June 20, 2023
    Assignee: KANEKA CORPORATION
    Inventor: Shinichiro Sakamoto
  • DEFIBRILLATING ELECTRICAL APPARATUS AND DEFIBRILLATION SIGNAL GENERATION METHOD
    Publication number: 20230181917
    Abstract: The defibrillating electrical apparatus is controlled such that the enabling signal generator generates an enabling signal for the (n+1)-th R wave (Rn+1) when and after a first time interval (T1) as a time interval from the n-th R wave (Rn) to the (n+1)-th R wave (Rn+1) of an electrocardiographic waveform (50) exceeds a first predetermined time period, if the first time interval (T1) is equal to or less than the first predetermined time period, the defibrillating electrical apparatus is controlled such that the enabling signal generator generates an enabling signal for the (n+2)-th R wave (Rn+2) when and after a second time interval (T2) as a time interval from the n-th R wave (Rn) to the (n+2)-th R wave (Rn+2) of an electrocardiographic waveform (50) exceeds a second predetermined time period.
    Type: Application
    Filed: May 19, 2021
    Publication date: June 15, 2023
    Applicant: KANEKA CORPORATION
    Inventor: Shinichiro SAKAMOTO
  • Defibrillation catheter system, defibrillation power supply device and method for controlling defibrillation power supply device
    Patent number: 11672973
    Abstract: Provided are a defibrillation catheter system, a defibrillation power supply device, and a method for controlling the device during observation of intracardiac potential and defibrillation. A defibrillation catheter system 1 includes a catheter 20; a power supply part 6 connected to the catheter 20; an electrocardiograph 40 measuring an intracardiac potential; a first electrode 21 and a second electrode 22 provided on the catheter; and a changeover part 7 connected to the power supply part 6, the changeover part 7 switching between a first mode for measuring the intracardiac potential and a second mode for applying the voltage while the intracardiac potential is measured, wherein the first electrode 21 and the second electrode 22 are connected to the power supply part 6 through the changeover part 7, and the first electrode 21 and the second electrode 22 are connected to the electrocardiograph 40.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: June 13, 2023
    Assignee: KANEKA CORPORATION
    Inventor: Shinichiro Sakamoto
  • METHOD FOR INDUCING DIFFERENTIATION INTO PANCREATIC ALPHA CELLS
    Publication number: 20230174945
    Abstract: A method for inducing differentiation into pancreatic ? cells includes: a step (a) of culturing endodermal cells, which have been induced to differentiate from pluripotent stem cells, in the presence of a bone morphogenetic protein (BMP) signaling inhibitor, and retinoic acid or a retinoic acid analog to induce differentiation into primitive gut tube (PGT) cells; a step (b) of culturing the primitive gut tube (PGT) cells to induce differentiation into pancreatic endocrine precursor (EP) cells; and a step (c) of culturing the pancreatic endocrine precursor (EP) cells to induce differentiation into pancreatic ? cells, in which the step (b) and the step (c) are performed in the absence of ascorbic acid.
    Type: Application
    Filed: March 18, 2021
    Publication date: June 8, 2023
    Applicants: KANEKA CORPORATION, NATIONAL CENTER FOR GLOBAL HEALTH AND MEDICINE
    Inventors: Keiichi KIMURA, Masato IBUKI, Hitoshi OKOCHI, Shigeharu YABE
  • THERMOPLASTIC-THERMOSET HYBRID RESINS, METHODS, AND USES THEREOF
    Publication number: 20230174718
    Abstract: A hybrid thermoplastic-thermosettable resin composition may include a polymeric backbone formed from a thermoplastic unit, and at least one crosslinkable group bonded to the thermoplastic. A method of forming a hybrid thermoplastic-thermosettable resin composition may include reacting a thermoplastic to introduce a cross-linkable group to form the thermoplastic-thermosettable resin composition. A method of forming a hybrid thermoplastic-thermoset resin may include providing a hybrid thermoplastic-thermosettable resin composition comprising a polymeric backbone formed from a thermoplastic unit, and at least one crosslinkable group bonded to the thermoplastic; and curing the hybrid thermoplastic-thermosettable resin composition by an external stimulus to form the hybrid thermoplastic-thermoset resin.
    Type: Application
    Filed: March 31, 2021
    Publication date: June 8, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Samuel Kyran, Masahiko Miyauchi, Tianlei Zhou
  • TUBULAR MEDICAL INSTRUMENT TRANSFER DEVICE AND METHOD FOR MANUFACTURING TUBULAR MEDICAL INSTRUMENT TRANSFER DEVICE
    Publication number: 20230172736
    Abstract: A method for manufacturing a tubular medical instrument transfer device which includes a tubular medical instrument and a tubular tube body comprise a step S1 for accommodating at least a part of the tubular medical instrument into a lumen of the tubular tube body and a step S2 for cooling the tubular medical instrument to a temperature of a martensitic phase transformation start temperature of the shape memory alloy+7° C. or less and a tubular medical instrument transfer device characterized in that a sliding load under 50° C. warm water and a sliding load under 25° C. warm water satisfy a relationship represented by Expression (1). increase rate of sliding load [%]=(sliding load under 50° C. warm water [N]?sliding load under 25° C. warm water [N])/sliding load under 25° C.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Kazuhiro SATO, Shizuo ICHIMURA
  • SOLAR CELL AND MANUFACTURING METHOD
    Publication number: 20230178665
    Abstract: A solar cell capable of preventing short-circuiting during signaling connection and a method for manufacturing the solar cell. A solar cell includes a semiconductor substrate, a first semiconductor layer having a conductivity type different from that of the semiconductor substrate. The first semiconductor layer includes a main functional portion which has a first base end portion on one side in a first direction of the semiconductor substrate over an entire length in a second direction and a plurality of first collecting portions extending from the first base end portion toward the other side in the first direction and on which a first electrode pattern is stacked, and an isolation portion which is formed linearly at an end portion on the other side in the first direction of the semiconductor substrate over an entire length in the second direction and on which the first electrode pattern is not stacked.
    Type: Application
    Filed: February 1, 2023
    Publication date: June 8, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Shimpei OKAMOTO, Junichi Nakamura