Patents by Inventor Kenji Wada
Kenji Wada 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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Publication number: 20220176659Abstract: A fitting method is for fitting a material to be repaired and a repair patch to be adhesively bonded to the material at adhesive surfaces, each adhesive surface having at least two or more of curved portions. The fitting method includes measuring a shape of the material; measuring a shape of the repair patch; dividing repair patch shape measurement data acquired at measuring the shape of repair patch into pieces of divided data each including one or less of the curved portions; performing, at the adhesive surfaces, fitting processing of the pieces of divided data acquired at dividing the repair patch shape measurement data to material-to-be-repaired shape measurement data acquired at measuring the shape of material; and calculating a gap amount between the material-to-be-repaired shape measurement data and repair patch shape fitting data acquired from the fitting processing at the adhesive surfaces.Type: ApplicationFiled: February 28, 2020Publication date: June 9, 2022Inventors: Yuichi YUI, Akihiro TERASAKA, Kenji WADA, Yoshifusa TOBATA, Koichi HASEGAWA, Yasunobu ISHIDA
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Patent number: 11332551Abstract: A method for manufacturing a polymer by performing an anionic polymerization reaction by a flow-type reaction, including: introducing a liquid A containing an anionic polymerizable monomer, a liquid B containing an anionic polymerization initiator, and a polymerization terminator into different flow paths respectively and causing the liquids to flow in the respective flow paths; causing the liquid A and the liquid B to join together by using a multilayered cylindrical mixer; subjecting the anionic polymerizable monomer to anionic polymerization while a solution formed by the joining is flowing to downstream in the reaction flow path; and causing a polymerization reaction solution flowing in a reaction flow path and the polymerization terminator to join together such that the polymerization reaction is terminated; and a flow-type reaction system suitable for performing the manufacturing method.Type: GrantFiled: March 22, 2020Date of Patent: May 17, 2022Assignee: FUJIFILM CorporationInventors: Kenji Wada, Hideki Matsumoto, Kei Harada
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Publication number: 20220144760Abstract: There are provided a method of producing a carbonyl compound by a flow type reaction, including introducing a triphosgene solution into a flow channel (I), bringing the triphosgene solution into contact with a solid catalyst immobilized in at least a part of the flow channel (I) to generate a phosgene solution while the triphosgene solution is flowing through the flow channel (I), joining the phosgene solution and an active hydrogen-containing compound solution that flows inside the flow channel (II), which are subsequently allowed to flow downstream inside a reaction flow channel to be reacted in a presence of a tertiary amine, and obtaining a carbonyl compound in a joining solution; and a flow type reaction system that is suitable for carrying out this production method.Type: ApplicationFiled: January 21, 2022Publication date: May 12, 2022Applicant: FUJIFILM CorporationInventors: Ryo NISHIO, Kenji WADA
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Publication number: 20220135517Abstract: There are provided a method of producing a carbonyl compound by a flow type reaction, including introducing a triphosgene solution, a tertiary amine solution, and an active hydrogen-containing compound solution into flow channels different from each other to cause the respective solutions to flow inside the respective flow channels, joining the respective solutions that flow inside the respective flow channels simultaneously or sequentially so that a reaction between phosgene and an active hydrogen-containing compound occurs, and obtaining a carbonyl compound in a joining solution, in which a non-aqueous organic solvent is used as a solvent of each of the respective solutions and a compound having a cyclic structure is used as the tertiary amine; and a flow type reaction system that is suitable for carrying out this production method.Type: ApplicationFiled: January 21, 2022Publication date: May 5, 2022Applicant: FUJIFILM CorporationInventors: Ryo NISHIO, Kenji WADA
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Patent number: 11242414Abstract: The present invention provides a method for manufacturing a polymer by a flow-type reaction. The method includes introducing a liquid A of an anionic polymerizable monomer, a liquid B of an anionic polymerization initiator, and a polymerization terminator into different flow paths, allowing the liquids to flow in the flow paths, allowing the liquid A and the liquid B to join together, subjecting the monomer to anionic polymerization while the liquids having joined together are flowing to downstream in a reaction flow path, and allowing a solution, which is obtained by the polymerization reaction and flows in the reaction flow path, and the polymerization terminator to join together so as to terminate the polymerization reaction and to obtain a polymer having a number-average molecular weight of 5,000 to 200,000. A static mixer is disposed in the reaction flow path, and a polymer having a number-average molecular weight equal to or greater than 2,000 is introduced into an inlet port of the mixer.Type: GrantFiled: August 12, 2020Date of Patent: February 8, 2022Assignee: FUJIFILM CorporationInventors: Kenji Wada, Kei Harada
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Publication number: 20210206886Abstract: Provided is a method for manufacturing a polymer by a flow-type reaction, including introducing a liquid A containing an anionic polymerizable monomer and a non-polar solvent, a liquid B containing an anionic polymerization initiator and a non-polar solvent, a liquid C containing a polar solvent, and a polymerization terminator into different flow paths; allowing the liquids to flow in the respective flow paths; allowing the liquid A and the liquid B to join together at a joining portion; allowing a conjoined liquid MAB of the liquid A and the liquid B to join with the liquid C at downstream of the joining portion; subjecting the anionic polymerizable monomer to anionic polymerization while a conjoined liquid MABC of the conjoined liquid MAB and the liquid C is flowing to downstream in a reaction flow path; and allowing a polymerization reaction solution flowing in the reaction flow path to join with the polymerization terminator so that the polymerization reaction is terminated and a polymer is obtained, inType: ApplicationFiled: March 24, 2021Publication date: July 8, 2021Applicant: FUJIFILM CorporationInventors: Kenji WADA, Hideki MATSUMOTO, Kei HARADA
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Patent number: 10947112Abstract: There is provided a method of manufacturing a semiconductor quantum dot including the following steps (A1) and (B1): a step (A1) of causing a nanoparticle including a specific compound semiconductor and a salt of a specific metal a1 to react with each other to introduce the metal a1 into a surface layer of the nanoparticle; and a step (B1) of causing the nanoparticle in which the metal a1 is introduced into the surface layer and a salt of a specific metal b1 to react with each other to introduce the metal b1 into the surface layer of the nanoparticle. There is provided a semiconductor quantum dot having a structure in which a specific metal a1 and/or a specific metal b1 is introduced into a surface layer of a nanoparticle including a specific compound semiconductor.Type: GrantFiled: September 20, 2018Date of Patent: March 16, 2021Assignee: FUJIFILM CorporationInventors: Kenji Wada, Yuji Yoshida
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Patent number: 10900716Abstract: What is disclosed is a heat exchanger including: a core including a plurality of core plates, first and second passages, and a vertical passage; a base plate including a passage port; and a distance plate; wherein the first vertical passage and the passage port are arranged apart from each other in a direction orthogonal to a stacking direction of the core plates, and wherein the distance plate includes a bottom wall part and a swelling part, the bottom wall part being a thin plate-shaped and being joined to an upper surface of the base plate, the swelling part swelling up in the stacking direction from the bottom wall part so as to surround a circumference of a communication passage which communicates the first vertical passage with the passage port and being joined to a lowermost surface of the core in a flange part of a tip of the swelling part.Type: GrantFiled: October 17, 2018Date of Patent: January 26, 2021Assignee: MAHLE FILTER SYSTEMS JAPAN CORPORATIONInventors: Masahiro Ariyama, Kenji Wada, Shozo Wakamatsu, Tadashi Nishikoba, Kakuei Kunii
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Publication number: 20200369793Abstract: The present invention provides a method for manufacturing a polymer by a flow-type reaction. The method includes introducing a liquid A of an anionic polymerizable monomer, a liquid B of an anionic polymerization initiator, and a polymerization terminator into different flow paths, allowing the liquids to flow in the flow paths, allowing the liquid A and the liquid B to join together, subjecting the monomer to anionic polymerization while the liquids having joined together are flowing to downstream in a reaction flow path, and allowing a solution, which is obtained by the polymerization reaction and flows in the reaction flow path, and the polymerization terminator to join together so as to terminate the polymerization reaction and to obtain a polymer having a number-average molecular weight of 5,000 to 200,000. A static mixer is disposed in the reaction flow path, and a polymer having a number-average molecular weight equal to or greater than 2,000 is introduced into an inlet port of the mixer.Type: ApplicationFiled: August 12, 2020Publication date: November 26, 2020Applicant: FUJIFILM CorporationInventors: Kenji WADA, Kei HARADA
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Publication number: 20200223949Abstract: A method for manufacturing a polymer by performing an anionic polymerization reaction by a flow-type reaction, including: introducing a liquid A containing an anionic polymerizable monomer, a liquid B containing an anionic polymerization initiator, and a polymerization terminator into different flow paths respectively and causing the liquids to flow in the respective flow paths; causing the liquid A and the liquid B to join together by using a multilayered cylindrical mixer; subjecting the anionic polymerizable monomer to anionic polymerization while a solution formed by the joining is flowing to downstream in the reaction flow path; and causing a polymerization reaction solution flowing in a reaction flow path and the polymerization terminator to join together such that the polymerization reaction is terminated; and a flow-type reaction system suitable for performing the manufacturing method.Type: ApplicationFiled: March 22, 2020Publication date: July 16, 2020Applicant: FUJIFILM CorporationInventors: Kenji WADA, Hideki MATSUMOTO, Kei HARADA
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Patent number: 10570112Abstract: A compound represented by a formula [1D] as shown below (wherein R1A, R1B, R2A, R2B, R3A and R3B represent a hydrogen atom, an optionally substituted C1-6 alkyl group, and the like) is useful as an intermediate for producing a thionucleoside, and the production method of the present invention is useful as a method for producing a thionucleoside.Type: GrantFiled: July 25, 2018Date of Patent: February 25, 2020Assignee: FUJIFILM CorporationInventors: Kouki Nakamura, Satoshi Shimamura, Junichi Imoto, Motomasa Takahashi, Katsuyuki Watanabe, Kenji Wada, Yuuta Fujino, Takuya Matsumoto, Makoto Takahashi, Hideki Okada, Takehiro Yamane, Takayuki Ito
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Publication number: 20200017358Abstract: A method for producing a Group III-V semiconductor nanoparticle by flow reaction, including: introducing a solution of compound containing Group III element into a first flow channel, introducing a solution of compound containing Group V element into a second flow channel, and combining the solutions to produce nanoparticles, in which the combining portion is constituted by a multi-layered tubular mixer, one of the solutions is allowed to flow through a flow channel in the smallest tube of the mixer, and the other of the solutions is allowed to flow through a flow channel adjacent to the flow channel in the smallest tube, and a value of a ratio of linear velocity of the solution flowing in the flow channel adjacent to the flow channel in the smallest tube to linear velocity of the solution flowing in the flow channel in the smallest tube is a specific value.Type: ApplicationFiled: September 26, 2019Publication date: January 16, 2020Applicant: FUJIFILM CorporationInventors: Hideki MATSUMOTO, Kenji WADA
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Patent number: 10234211Abstract: A core unit 1 of a heat exchanger includes a plurality of core plates that are stacked on one another to alternately constitute oil passages 10 and cooling water passages 11, in which oil that is heat-exchanged in the core unit 1 is guided to an outlet port 23 after passing through a top connecting passage 18 and an oil outlet passage L3, and in which part of the oil is led from a lower end of an upper/lower oil passage L2 is guided to the outlet port 23 through an auxiliary passage 24, so that the amount of oil flowing in the oil outlet passage L3 is reduced thereby reducing a passage resistance.Type: GrantFiled: July 29, 2016Date of Patent: March 19, 2019Assignee: MAHLE FILTER SYSTEMS JAPAN CORPORATIONInventors: Masahiro Ariyama, Kenji Wada, Tadashi Nishikoba
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Patent number: 10228192Abstract: What is disclosed is a heat exchanger including: a core including a plurality of core plates, first and second passages, and a vertical passage; a base plate including a passage port; and a distance plate; wherein the first vertical passage and the passage port are arranged apart from each other in a direction orthogonal to a stacking direction of the core plates, and wherein the distance plate includes a bottom wall part and a swelling part, the bottom wall part being a thin plate-shaped and being joined to an upper surface of the base plate, the swelling part swelling up in the stacking direction from the bottom wall part so as to surround a circumference of a communication passage which communicates the first vertical passage with the passage port and being joined to a lowermost surface of the core in a flange part of a tip of the swelling part.Type: GrantFiled: November 2, 2016Date of Patent: March 12, 2019Assignee: MAHLE FILTER SYSTEMS JAPAN CORPORATIONInventors: Masahiro Ariyama, Kenji Wada, Shozo Wakamatsu, Tadashi Nishikoba, Kakuei Kunii
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Patent number: 10207376Abstract: An oil cooler has a core portion (1) formed of stacked core plates (5), a bottom plate (2), a second bottom plate (3) and a top plate (4), and these are brazed in a furnace. The core plate (5) has oil communication ports (13), cooling water communication ports (14) and an oil outlet port (15). The lower end core plate (5) has a boss portion (16) surrounding the cooling water communication port (14) and a boss portion (17) surrounding the oil outlet port (15). Opening portions (32, 33) opposite to the boss portions (16, 17) are formed through the bottom plate (2). Therefore, at the time of the brazing, a melted brazing material is not excessively gathered in the boss portion (16, 17) because the melted brazing material is absorbed in the opening portions (32, 33).Type: GrantFiled: August 21, 2014Date of Patent: February 19, 2019Assignee: MAHLE FILTER SYSTEMS JAPAN CORPORATIONInventors: Shozo Wakamatsu, Masahiro Ariyama, Kenji Wada
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Publication number: 20190049188Abstract: What is disclosed is a heat exchanger including: a core including a plurality of core plates, first and second passages, and a vertical passage; a base plate including a passage port; and a distance plate; wherein the first vertical passage and the passage port are arranged. apart from each other in a direction orthogonal to a stacking direction of the core plates, and wherein the distance plate includes a bottom wall part and a swelling part, the bottom wall part being a thin plate-shaped and being joined to an upper surface of the base plate, the swelling part swelling up in the stacking direction from the bottom wall part so as to surround a circumference of a communication passage which communicates the first vertical passage with the passage port and being joined to a lowermost surface of the core in a flange part of a tip of the swelling part.Type: ApplicationFiled: October 17, 2018Publication date: February 14, 2019Applicant: MAHLE FILTER SYSTEMS JAPAN CORPORATIONInventors: Masahiro ARIYAMA, Kenji Wada, Shozo Wakamatsu, Tadashi Nishikoba, Kakuei Kunii
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Publication number: 20190027562Abstract: There is provided a method of manufacturing a semiconductor quantum dot including the following steps (A1) and (B1): a step (A1) of causing a nanoparticle including a specific compound semiconductor and a salt of a specific metal a1 to react with each other to introduce the metal a1 into a surface layer of the nanoparticle; and a step (B1) of causing the nanoparticle in which the metal a1 is introduced into the surface layer and a salt of a specific metal b1 to react with each other to introduce the metal b1 into the surface layer of the nanoparticle. There is provided a semiconductor quantum dot having a structure in which a specific metal a1 and/or a specific metal b1 is introduced into a surface layer of a nanoparticle including a specific compound semiconductor.Type: ApplicationFiled: September 20, 2018Publication date: January 24, 2019Applicant: FUJIFILM CorporationInventors: Kenji WADA, Yuji YOSHIDA
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Publication number: 20180361327Abstract: A gas separation membrane including a gas separation layer contains a crosslinked polyimide compound. In the gas separation membrane, and a gas separation module, a gas separator, and a gas separation method obtained by using the gas separation membrane, the crosslinked polyimide compound has a specific structural portion. A composition for forming a gas separation layer suitable for forming a gas separation layer of the gas separation membrane; a method of producing a gas separation membrane obtained by using this composition; a polyimide compound suitable as a raw material of a gas separation layer of the gas separation membrane; and a diamine monomer suitable for synthesis of this polyimide compound are provided.Type: ApplicationFiled: August 22, 2018Publication date: December 20, 2018Applicant: FUJIFILM CorporationInventors: Keisuke KODAMA, Makoto SAWADA, Kenji WADA
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Publication number: 20180327377Abstract: A compound represented by a formula [1D] as shown below (wherein R1A, R1B, R2A, R2B, R3A and R3B represent a hydrogen atom, an optionally substituted C1-6 alkyl group, and the like) is useful as an intermediate for producing a thionucleoside, and the production method of the present invention is useful as a method for producing a thionucleoside.Type: ApplicationFiled: July 25, 2018Publication date: November 15, 2018Applicant: FUJIFILM CorporationInventors: Kouki NAKAMURA, Satoshi SHIMAMURA, Junichi IMOTO, Motomasa TAKAHASHI, Katsuyuki WATANABE, Kenji WADA, Yuuta FUJINO, Takuya MATSUMOTO, Makoto TAKAHASHI, Hideki OKADA, Takehiro YAMANE, Takayuki ITO
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Patent number: 10093645Abstract: A compound represented by a formula [1D] as shown below (wherein R1A, R1B, R2A, R2B, R3A and R3B represent a hydrogen atom, an optionally substituted C1-6 alkyl group, and the like) is useful as an intermediate for producing a thionucleoside, and the production method of the present invention is useful as a method for producing a thionucleoside.Type: GrantFiled: August 24, 2016Date of Patent: October 9, 2018Assignee: FUJIFILM CorporationInventors: Kouki Nakamura, Satoshi Shimamura, Junichi Imoto, Motomasa Takahashi, Katsuyuki Watanabe, Kenji Wada, Yuuta Fujino, Takuya Matsumoto, Makoto Takahashi, Hideki Okada, Takehiro Yamane, Takayuki Ito