Patents by Inventor Kenichi Hamada
Kenichi Hamada 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).
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Patent number: 11945213Abstract: A liquid discharge apparatus includes a conveying part configured to convey a medium in a conveying direction. A discharge head is configured to discharge a droplet onto a medium carried by the conveying part. A heating part is arranged at the downstream of the discharge head and configured to heat a medium while contacting with the medium attached with a droplet discharged by the discharge head. The heating part is arranged at a position contacting with at least part of the droplet present on the surface of the medium.Type: GrantFiled: February 2, 2023Date of Patent: April 2, 2024Assignee: Canon Kabushiki KaishaInventors: Takuya Hamada, Kenichi Ogawa
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Publication number: 20240085298Abstract: Provided are a particle measurement device and a particle measurement method capable of measuring a refractive index or a complex refractive index and a particle size distribution of a single type of particles included in a dispersion liquid.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Applicant: FUJIFILM CorporationInventors: Sohichiro NAKAMURA, Kenichi Hamada
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Publication number: 20240077399Abstract: Provided are a light scattering measurement device and a light scattering measurement method that specify a material of a particle included in a dispersion liquid including at least one type of particles.Type: ApplicationFiled: November 14, 2023Publication date: March 7, 2024Applicant: FUJIFILM CorporationInventors: Sohichiro NAKAMURA, Kenichi HAMADA
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Publication number: 20230375455Abstract: Provided are a dynamic light scattering measurement method and a dynamic light scattering measurement device with which a particle size distribution of each type of particle included in a dispersion liquid including particles is obtained.Type: ApplicationFiled: July 30, 2023Publication date: November 23, 2023Applicant: FUJIFILM CorporationInventors: Kenichi HAMADA, Sohichiro NAKAMURA
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Publication number: 20230375453Abstract: Provided is an optical measurement device capable of easily measuring a scattering intensity at different scattering angles or different wavelengths.Type: ApplicationFiled: July 30, 2023Publication date: November 23, 2023Applicant: FUJIFILM CorporationInventors: Sohichiro NAKAMURA, Kenichi HAMADA
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Publication number: 20230119560Abstract: The kidney regeneration accelerator that contains a component obtained by decellularizing a mammalian organ. The production method for a kidney regeneration accelerator that involves decellularizing a mammalian organ to obtain a component that includes an extracellular matrix, freeze drying and then pulverizing the component to obtain a powder, and performing a sterilization treatment on the powder. A pharmaceutical composition for use in treating kidney disease that contains a component obtained by decellularizing a mammalian organ. A treatment method for kidney disease that involves applying a pharmaceutical composition that contains a component obtained by decellularizing a mammalian organ to a site to be treated of the kidney of a human or animal kidney disease patient.Type: ApplicationFiled: January 15, 2021Publication date: April 20, 2023Applicants: KEIO UNIVERSITY, JSR CorporationInventors: Hiroshi YAGI, Hiroko KUSHIGE, Kohei KURODA, Akiko SATO, Kenichi HAMADA, Yuki AMANO
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Publication number: 20230113633Abstract: The present invention relates to a medical Au-Pt-Pd alloy including Au, Pt,Pd, and inevitable impurities. The Au-Pt-Pd alloy has an alloy compositioninside a polygon (A1-A2-A3-A4) surrounded by straight lines connected at pointA1 (Au: 53 atom%, Pt: 4 atom%, and Pd: 43 atom%), point A2 (Au: 70 atom%,Pt: 4 atom%, and Pd: 26 atom%), point A3 (Au: 69.9 atom%, Pt: 30 atom%, and Pd: 0.1 atom%), and point A4 (Au: 49.9 atom%, Pt: 50 atom%, and Pd: 0.1 atom%) in a Au-Pt-Pd ternary state diagram. In a metal structure of the alloy, at least one of a Au-rich phase and a Pt-rich phase is distributed, and the total of the area ratio of the Au-rich phase and the area ratio of the Pt-rich phase is 1.5% or more and 25.4% or less.Type: ApplicationFiled: December 14, 2022Publication date: April 13, 2023Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Patent number: 11453931Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The alloy has an alloy composition inside a polygon (A1-A2-A3-A4-A5-A6) surrounded by straight lines connected at point A1 (Au: 37.9 atom %, Pt: 0.1 atom %, and Pd: 62 atom %), point A2 (Au: 79.9 atom %, Pt: 0.1 atom %, and Pd: 20 atom %), point A3 (Au: 79.9 atom %, Pt: 20 atom %, and Pd: 0.1 atom %), point A4 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), point A5 (Au: 49 atom %, Pt: 30 atom %, and Pd: 21 atom %), and point A6 (Au: 39 atom %, Pt: 40 atom %, and Pd: 21 atom %) in a Au—Pt—Pd ternary state diagram. The metal structure of the alloy is optimized, and the metal structure is close to a single-phase structure, and has little precipitation of a Au-rich phase and a Pt-rich phase different in composition from a mother phase.Type: GrantFiled: September 24, 2020Date of Patent: September 27, 2022Assignees: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa Okubo, Kenji Goto, Kunihiro Tanaka, Kojiro Shiraishi, Kunihiro Shima, Yuya Kato, Kenichi Hamada, Eiichi Honda, Emi Takegawa
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Publication number: 20220242067Abstract: Provided are a method for producing a carbon fiber-reinforced molding material including a step of detecting the presence of metal in a molding material by a magnetic sensor-type metal detection method, and a method for producing a molded article including subjecting the carbon fiber-reinforced molding material produced by the production method to hot press molding. The method for producing a carbon fiber-reinforced molding material involves accurately detecting foreign metal in the carbon fiber-reinforced molding material and efficiently produces a carbon fiber-reinforced molding material without damaging a mold or causing other problems. The production method is thus suitably used to produce various molded articles, such as automobile parts.Type: ApplicationFiled: June 2, 2020Publication date: August 4, 2022Applicant: DIC CorporationInventors: Mikihiko Nakano, Kouji Nagata, Daisuke Nishikawa, Kenichi Hamada
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Publication number: 20220213280Abstract: To provide a molding material which uses, as essential raw materials, (A) an aromatic epoxy resin, (B) a curing agent for epoxy resins, and (C) a curing accelerator, and which has a ratio of transmittance at 910 cm?1 to transmittance at 1510 cm?1 (910 cm?1/1510 cm?1) in FT-IR ATR measurement in the range of 1 to 3. Since the molding material exhibits excellent productivity, moldability and the like, the molding material can be suitably used in automobile members, railway vehicle members, aerospace vehicle members, watercraft members, housing equipment members, sports members, light vehicle members, construction civil engineering members, and exteriors and structures of office automation equipment, etc.Type: ApplicationFiled: May 1, 2020Publication date: July 7, 2022Applicant: DIC CorporationInventors: Kazutoshi Hitomi, Kenichi Hamada, Makoto Kimura
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Publication number: 20220213576Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The alloy has an alloy composition inside a polygon (A1-A2-A3-A4-A5-A6) surrounded by straight lines connected at point A1 (Au: 37.9 atom %, Pt: 0.1 atom %, and Pd: 62 atom %), point A2 (Au: 79.9 atom %, Pt: 0.1 atom %, and Pd: 20 atom %), point A3 (Au: 79.9 atom %, Pt: 20 atom %, and Pd: 0.1 atom %), point A4 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), point A5 (Au: 49 atom %, Pt: 30 atom %, and Pd: 21 atom %), and point A6 (Au: 39 atom %, Pt: 40 atom %, and Pd: 21 atom %) in a Au—Pt—Pd ternary state diagram. The metal structure of the alloy is optimized, and the metal structure is close to a single-phase structure, and has little precipitation of a Au-rich phase and a Pt-rich phase different in composition from a mother phase.Type: ApplicationFiled: September 24, 2020Publication date: July 7, 2022Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Publication number: 20220042140Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The Au—Pt—Pd alloy has an alloy composition inside a polygon (A1-A2-A3-A4) surrounded by straight lines connected at point A1 (Au: 53 atom %, Pt: 4 atom %, and Pd: 43 atom %), point A2 (Au: 70 atom %, Pt: 4 atom %, and Pd: 26 atom %), point A3 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), and point A4 (Au: 49.9 atom %, Pt: 50 atom %, and Pd: 0.1 atom %) in a Au—Pt—Pd ternary state diagram. In a metal structure of the alloy, at least one of a Au-rich phase and a Pt-rich phase is distributed, and the total of the area ratio of the Au-rich phase and the area ratio of the Pt-rich phase is 1.5% or more and 25.4% or less.Type: ApplicationFiled: September 24, 2020Publication date: February 10, 2022Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Publication number: 20210230375Abstract: In a method, a cellulose component is separated from plant materials consisting of cellulose, hemicellulose and lignin as principal components. The method includes the step of: rinsing the plant materials into a separating agent comprising ethylene glycols, heating the separating agent with the plant materials up to a high temperature less than the boiling point of the separating agent and reacting the separating agent with the plant materials, evaporating the hemicellulose from the separating agent reacted with the plant materials while dissolving the lignin of the plant materials into the separating agent, finally collecting the remaining cellulose component of the plant materials floating on the surface of the separating agent.Type: ApplicationFiled: February 12, 2021Publication date: July 29, 2021Applicant: EARTHRECYCLE CO., LTD.Inventors: Takashi TACHIBANA, Kenichi HAMADA
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Publication number: 20210101119Abstract: One aspect of the present invention is a composite hollow fiber membrane including: a semipermeable membrane layer; and a supporting layer that has a hollow fiber shape and is porous, wherein the semipermeable membrane layer contains a crosslinked polyamide polymer composed of a polyfunctional amine compound and a polyfunctional acid halide compound, the supporting layer has a gradient structure in which pores of the supporting layer gradually increase in size from one of an inner surface and an outer surface to the other, has a cut-off particle size of 0.001 to 0.3 ?m, and contains a crosslinked hydrophilic resin on at least a dense surface having smaller pores of the inner surface and the outer surface, and the semipermeable membrane layer is in contact with the dense surface of the supporting layer.Type: ApplicationFiled: December 18, 2018Publication date: April 8, 2021Applicant: Kuraray Co., Ltd.Inventors: Youhei YABUNO, Kensaku KOMATSU, Shigetaka SHIMAMURA, Kenichi HAMADA
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Patent number: 10920372Abstract: A method for separating cellulose from a wood-based raw material including hemicellulose, cellulose, and lignin as principal components, includes injecting the wood-based raw material into a dissolution reservoir in which ethylene glycol is stored as a separating agent, and heating the separating agent in the dissolution reservoir at atmospheric pressure to a temperature in a range of 260° C. to 280° C., and reacting the wood-based raw material with the separating agent, evaporating a hemicellulose component from the separating agent and condensing the hemicellulose component, and monitoring a pH value of the condensate of the hemicellulose component. A temperature of the condensate is held at the temperature at which a change in the pH value of the condensate decreases, lignin is dissolved in the separating agent, and crude cellulose that floats in the separating agent is separated and collected.Type: GrantFiled: November 7, 2018Date of Patent: February 16, 2021Assignee: EARTHRECYCLE CO., LTD.Inventors: Takashi Tachibana, Kenichi Hamada
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Publication number: 20200054252Abstract: An enzyme sensor is configured to measure a measurement target substance included in a secretion of a living body. The enzyme sensor includes a layered structure including (a) an absorber layer configured to absorb the secretion, (b) an enzyme layer containing an enzyme, and (c) an electrode part arranged in an order of the (a), the (b), and the (c). The absorber layer includes a polymeric material having a chemically bound crosslinked structure.Type: ApplicationFiled: November 7, 2017Publication date: February 20, 2020Applicant: JSR CorporationInventors: Masayasu FUJIOKA, Akinori ITO, Kenichi HAMADA
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Publication number: 20190269969Abstract: An exercise assistance device includes a biological information acquisition unit, a storage unit, an exercise menu setting unit, and an exercise menu presentation unit. The biological information acquisition unit acquires, from a biosensor that measures a measurement target substance contained in a secretion from a living body, biological information indicating a result of such measurement by the biosensor. The storage unit stores the biological information. The exercise menu setting unit sets an exercise menu based on the biological information stored in the storage unit. The exercise menu presentation unit presents the exercise menu set by the exercise menu setting unit.Type: ApplicationFiled: October 25, 2017Publication date: September 5, 2019Applicant: JSR CorporationInventors: Masayasu FUJIOKA, Takaaki MIYASAKO, Kenichi HAMADA, Taito HAYASHI
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Publication number: 20190136448Abstract: A method for separating cellulose from a wood-based raw material including hemicellulose, cellulose, and lignin as principal components, in which the wood-based raw material is injected into a dissolution reservoir 1, 100, 300 in which ethylene glycol is stored as a separating agent, and the separating agent in the dissolution reservoir is heated at normal pressure to a temperature in a range of 260° C. to 280° C., and the wood-based raw material is reacted with the separating agent, a hemicellulose component that evaporates from the separating agent is condensed, a pH value of a condensate which changes from an acid value to a neutral value as a temperature of the separating agent increases is monitored, a temperature of the condensate is held at a temperature at which a change in the pH value of the condensate decreases, lignin is dissolved in the separating agent, and crude cellulose that floats in the separating agent is separated and collected.Type: ApplicationFiled: November 7, 2018Publication date: May 9, 2019Applicant: EARTHRECYCLE CO., LTD.Inventors: Takashi TACHIBANA, Kenichi HAMADA
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Patent number: 9991529Abstract: A fuel cell system operates under at least one of the conditions of no humidity or high temperature, and an operating method thereof, are characterized in that a fuel cell has a fuel gas flow path and an oxidant gas flow path arranged such that fuel gas and oxidant gas flow in opposite directions, a determining apparatus that determines the amount of water near the oxidant gas flow path inlet, and a fuel gas control apparatus which increases the amount of water near the oxidant gas flow path inlet by increasing the fuel gas flowrate and/or reducing the fuel gas pressure if it is determined in the determining apparatus that the amount of water near the oxidant gas flow path inlet is insufficient.Type: GrantFiled: March 26, 2009Date of Patent: June 5, 2018Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki Hasegawa, Masaki Ando, Kenichi Hamada
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Patent number: 9540453Abstract: Provided are modified cellulose nanofibers that can be easily formed into a composite with a resin containing a solvent and a resin composition that contains the modified cellulose nanofibers. A method for producing modified cellulose nanofibers is characterized in that a step of obtaining modified cellulose by causing cellulose having hydroxyl groups to react with a resin having an intramolecular polybasic anhydride structure and a step of miniaturizing the modified cellulose are performed in the same step. In this method, the polybasic anhydride structure is a cyclic polybasic anhydride structure obtained by ring formation through dehydration condensation of carboxyl groups in the molecule.Type: GrantFiled: May 13, 2014Date of Patent: January 10, 2017Assignee: DIC CorporationInventors: Tomoaki Harada, Kenichi Hamada, Kazuo Itoya