Patents by Inventor Takao Yamaguchi
Takao Yamaguchi 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: 11929531Abstract: A substrate for a composite membrane includes a microporous polyolefin membrane for carrying a hydrophilic resin compound within the pores of the microporous membrane wherein: the average pore diameter is 1 nm to 50 nm; the porosity is 50% to 78%; the membrane thickness is 1 ?m to 12 ?m; and, when a mixed solution of ethanol and water (volume ratio 1/2) is dripped onto a surface of the microporous polyolefin membrane which has not undergone hydrophilization treatment, the contact angle ?1 between the droplet and the surface is 0 to 90 degrees 1 second after the dripping, and the contact angle ?2 between the droplet and the surface is 0 to 70 degrees 10 minutes after the dripping, and the rate of change of the contact angle ((?1??2)/?1×100) is 10 to 50%.Type: GrantFiled: March 15, 2022Date of Patent: March 12, 2024Assignee: TEIJIN LIMITEDInventors: Takeo Yamaguchi, Yuhei Oshiba, Hidenori Ohashi, Jin Tomatsu, Koji Furuya, Takao Ohno, Mami Nanbu
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Publication number: 20230340008Abstract: Disclosed are a bridged nucleoside and a nucleotide using the same. The nucleoside of the present invention is represented by the formula (I) below. The bridged nucleoside of the present invention is usable as a substitute for a phosphorothioate-modified nucleic acid, which has a risk of, for example, accumulation in a specific organ. The bridged nucleoside also has excellent industrial productivity.Type: ApplicationFiled: February 18, 2021Publication date: October 26, 2023Inventors: Satoshi OBIKA, Takao YAMAGUCHI, Hibiki KOMINE, Takaya SUGIURA, Takao INOUE, Tokuyuki YOSHIDA
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Publication number: 20230124641Abstract: A cross-linked nucleoside of the present invention is a compound represented by the formula (I) below. The cross-linked nucleoside of the present invention is usable as a substitute for a phosphorothioate-modified nucleic acid, which has a risk of, for example, accumulation in a specific organ. The cross-linked nucleoside also has excellent industrial productivity.Type: ApplicationFiled: February 17, 2021Publication date: April 20, 2023Inventors: Satoshi OBIKA, Takao YAMAGUCHI, Yota SAKURAI, Chika YAMAMOTO, Kei SUGITA, Takao INOUE, Tokuyuki YOSHIDA
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Publication number: 20220372060Abstract: Disclosed are a 5?-modified nucleoside and a nucleotide using the same. The nucleoside of the present invention is represented by the formula (I) below. The 5?-modified nucleoside of the present invention is usable as a substitute for a phosphorothioate-modified nucleic acid, which has a risk of, for example, accumulation in a specific organ. The 5?-modified nucleoside also has excellent industrial productivity because a diastereomer separation step is not involved in the production process thereof.Type: ApplicationFiled: January 31, 2020Publication date: November 24, 2022Inventors: Satoshi OBIKA, Takao YAMAGUCHI, Takaki HABUCHI, Go KATO, Takao INOUE, Tokuyuki YOSHIDA, Takaya SUGIURA
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Patent number: 11498893Abstract: Provided is a production method capable of efficiently producing a reduced coenzyme Q10 Form II crystal. A method for producing reduced coenzyme Q10 crystals comprises warming a mixture of a reduced coenzyme Q10 Form I crystal and a reduced coenzyme Q10 Form II crystal to 32° C. or higher, in the presence of 0.001 to 50 parts by weight of a solvent with respect to 100 parts by total weight of the crystals, so as to increase the content of the reduced coenzyme Q10 Form II crystal. The warming time may be 1 hour or more and less than 14 hours, and after the warming of the mixture in the presence of the solvent, drying may be performed at 45° C. or higher to remove the solvent.Type: GrantFiled: September 26, 2019Date of Patent: November 15, 2022Assignee: KANEKA CORPORATIONInventors: Yuka Fukuyama, Takao Yamaguchi
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Patent number: 11453633Abstract: Provided is a production method capable of efficiently producing a reduced coenzyme Q10 Form II crystal. The method for producing a reduced coenzyme Q10 Form II crystal includes: adding a reduced coenzyme Q10 Form II crystal as a seed crystal to a solution with a temperature of 32° C. to 43° C., the solution containing fa) at least one organic solvent selected from the group consisting of an alcohol, a hydrocarbon, an aliphatic acid ester and a nitrogen compound, and (b) reduced coenzyme Q10, to prepare a mixture, and precipitating the reduced coenzyme Q10 from the mixture, in the form of the reduced coenzyme Q10 Form II crystal.Type: GrantFiled: August 29, 2019Date of Patent: September 27, 2022Assignee: KANEKA CORPORATIONInventors: Takao Yamaguchi, Koichi Kinoshita
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Publication number: 20220177509Abstract: Provided is a method for producing a compound represented by formula (III) from a compound represented by formula (I) as a starting material.Type: ApplicationFiled: March 31, 2020Publication date: June 9, 2022Applicants: NIPPON SHOKUBAI CO., LTD., OSAKA UNIVERSITYInventors: Takeshi BABA, Hiroshi OKAMOTO, Yumi NOMURA, Satoshi OBIKA, Takao YAMAGUCHI
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Publication number: 20220127300Abstract: Disclosed are a 5?-modified nucleoside and a nucleotide using the same. The nucleoside of the present invention is represented by the formula (I) below. The 5?-modified nucleoside of the present invention is usable as a substitute for a phosphorothioate-modified nucleic acid, which has a risk of, for example, accumulation in a specific organ. The 5?-modified nucleoside also has excellent industrial productivity because a diastereomer separation step is not involved in the production process thereof.Type: ApplicationFiled: February 10, 2020Publication date: April 28, 2022Inventors: Satoshi OBIKA, Takao YAMAGUCHI, Takaki HABUCHI, Go KATO, Takao INOUE, Tokuyuki YOSHIDA, Md Ariful ISLAM
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Patent number: 11207775Abstract: A method of teaching a robot, the robot including a first and second end effector that are mounted to a robotic arm wrist, the first and second end effector being rotatable about a same rotational axis independently of each other. The method includes: a first step of, in a state where rotational positions of the first and second end effectors about the rotational axis coincide with each other, attaching a relative motion preventing device to the first and second end effector, the relative motion preventing device preventing the first and second end effector from moving relative to each other; and a fourth step of generating a teaching point of the second end effector based on: a teaching point of the first end effector; and rotational position information about the first and second end effector that are stored in a storage unit in association with each other in a third step.Type: GrantFiled: December 13, 2017Date of Patent: December 28, 2021Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KAWASAKI ROBOTICS (USA), INC.Inventors: Takeshi Shibata, Yukimasa Yamada, Takao Yamaguchi, Tomokazu Arita, Eric Chan, Francisco J. Duran, Jr., Hajime Nakahara, Avish Ashok Bharwani, Ming Zeng
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Publication number: 20210355059Abstract: Provided is a production method capable of efficiently producing a reduced coenzyme Q10 Form II crystal. A method for producing reduced coenzyme Q10 crystals comprises warming a mixture of a reduced coenzyme Q10 Form I crystal and a reduced coenzyme Q10 Form II crystal to 32° C. or higher, in the presence of 0.001 to 50 parts by weight of a solvent with respect to 100 parts by total weight of the crystals, so as to increase the content of the reduced coenzyme Q10 Form II crystal. The warming time may be 1 hour or more and less than 14 hours, and after the warming of the mixture in the presence of the solvent, drying may be performed at 45° C. or higher to remove the solvent.Type: ApplicationFiled: September 26, 2019Publication date: November 18, 2021Applicant: KANEKA CORPORATIONInventors: Yuka FUKUYAMA, Takao YAMAGUCHI
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Patent number: 11148617Abstract: A sound insulating member includes a mass section and spring sections. The mass section is disposed so as to have a gap with respect to an outer panel which divides an internal space of a vehicle body and outside thereof, and includes at least a part which has a planar shaped form. The plurality of spring sections are disposed on the mass section at a side of the mass section facing an outer panel. Each of the spring sections has a hollow film member having airtightness and flexibility, and a gas sealed inside the film member. The film member has a first stepped section and a second stepped section that are formed in a stepped shape in an arrangement direction of the outer panel and the mass section.Type: GrantFiled: March 11, 2020Date of Patent: October 19, 2021Assignees: HONDA MOTOR CO., LTD., National University Corporation Gunma UniversityInventors: Ikumi Kurihara, Takashi Kondo, Yoshihiro Noguchi, Yuma Tsuboi, Takao Yamaguchi
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Patent number: 11148561Abstract: Provided is a vehicle seat mounted in a vehicle. The vehicle seat of the present disclosure includes a seat body, a seat frame forming a framework of the seat body, a first load absorber provided to a back of the seat frame, and a second load absorber provided lower than the first load absorber on the back of the seat frame.Type: GrantFiled: February 28, 2020Date of Patent: October 19, 2021Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHAInventors: Takao Yamaguchi, Yasumasa Suzuki
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Publication number: 20210317057Abstract: Provided is a production method capable of efficiently producing a reduced coenzyme Q10 Form II crystal. The method for producing a reduced coenzyme Q10 Form II crystal includes: adding a reduced coenzyme Q10 Form II crystal as a seed crystal to a solution with a temperature of 32° C. to 43° C., the solution containing fa) at least one organic solvent selected from the group consisting of an alcohol, a hydrocarbon, an aliphatic acid ester and a nitrogen compound, and (b) reduced coenzyme Q10, to prepare a mixture, and precipitating the reduced coenzyme Q10 from the mixture, in the form of the reduced coenzyme Q10 Form II crystal.Type: ApplicationFiled: August 29, 2019Publication date: October 14, 2021Applicant: KANEKA CORPORATIONInventors: Takao YAMAGUCHI, Koichi KINOSHITA
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Patent number: 11142107Abstract: Disclosed is a vehicle seat including a first side frame, a second side frame, a first coupling member, a second coupling member, a recliner, a coupling plate, a first fastener and a second fastener to fix the coupling plate to the first side frame by fastening, a first reinforcer to reinforce a first portion, of the first side frame, located in an extending direction center thereof, and a second reinforcer to reinforce a second portion, of the first side frame, surrounding the second coupling member. The first side frame has a low-rigidity portion provided between the first fastener and the second fastener. A thickness of the low-rigidity portion is smaller than a sum of a thickness of the first portion and a thickness of the first reinforcer and than a sum of a thickness of the second portion and a thickness of the second reinforcer.Type: GrantFiled: November 3, 2020Date of Patent: October 12, 2021Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHAInventor: Takao Yamaguchi
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Patent number: 11059178Abstract: A position correction method includes: a step of opposing a hand to a target by moving the hand such that the hand becomes in a predetermined first initial posture; a first position detection step of detecting a position of the target from a rotation angle of a rotation axis when the target blocks a detection light by swinging the hand; a step of opposing the hand to the target by moving the hand such that the hand becomes a predetermined second initial posture different from the first initial posture; a second position detection step of detecting a position of the target from the rotation angle of the rotation axis when the target blocks the detection light by swinging the hand; and a correction amount arithmetic step of obtaining rotation angle correction amounts of the second axis and the third axis based on a difference between the position of the target acquired in the first initial posture and the position of the target acquired in the second initial posture.Type: GrantFiled: December 27, 2018Date of Patent: July 13, 2021Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KAWASAKI ROBOTICS (USA), INC.Inventors: Masaya Yoshida, Hajime Nakahara, Takao Yamaguchi, Daniel Chung
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Publication number: 20210138945Abstract: Disclosed is a vehicle seat including a first side frame, a second side frame, a first coupling member, a second coupling member, a recliner, a coupling plate, a first fastener and a second fastener to fix the coupling plate to the first side frame by fastening, a first reinforcer to reinforce a first portion, of the first side frame, located in an extending direction center thereof, and a second reinforcer to reinforce a second portion, of the first side frame, surrounding the second coupling member. The first side frame has a low-rigidity portion provided between the first fastener and the second fastener. A thickness of the low-rigidity portion is smaller than a sum of a thickness of the first portion and a thickness of the first reinforcer and than a sum of a thickness of the second portion and a thickness of the second reinforcer.Type: ApplicationFiled: November 3, 2020Publication date: May 13, 2021Applicant: TOYOTA BOSHOKU KABUSHIKI KAISHAInventor: Takao YAMAGUCHI
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Patent number: 10998280Abstract: Provided is a balance-unbalance converter including: a substrate; an unbalanced line; a first balanced line; and a second balanced line on the substrate. The unbalanced line has a first end at which an unbalanced signal is input, and an opened second end. The first balanced line is in parallel with a line portion of the unbalanced line from the first end to a midpoint of the unbalanced line, and has a midpoint-side third end at which a balanced signal is output, and a grounded fourth end. The second balanced line is in parallel with a line portion of the unbalanced line from the second end to the midpoint, and has a midpoint-side fifth end at which the balanced signal is output, and a grounded sixth end. The unbalanced line is bent at the midpoint toward an opposite side of the first and second balanced lines.Type: GrantFiled: February 19, 2019Date of Patent: May 4, 2021Assignee: ANRITSU CORPORATIONInventors: Michihiko Ikeda, Yuji Sekine, Takao Yamaguchi
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Patent number: 10974388Abstract: A method of correcting a position of a robot includes: a correction step of rotating an arm around a first axis to detect a rotation angle around the first axis when a target blocks detection light, and locating the first axis, a third axis, and the target on an identical straight line by rotating the arm and/or a hand around the first axis, a second axis, and/or the third axis based on a detection result; and a correction amount arithmetic step of obtaining rotation angle correction amounts of the second axis and the third axis based on the rotation angle of each rotation axis acquired after the correction step in a first posture.Type: GrantFiled: December 27, 2018Date of Patent: April 13, 2021Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KAWASAKI ROBOTICS (USA), INC.Inventors: Masaya Yoshida, Takao Yamaguchi, Hajime Nakahara, Daniel Chung
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Publication number: 20200345728Abstract: The present invention relates to a composition for preventing or treating atherosclerosis in a subject, comprising a zinc salt and cyclo-Hispro and a method of preventing or treating atherosclerosis using thereof.Type: ApplicationFiled: April 30, 2019Publication date: November 5, 2020Applicants: NovMetaPharma Co., Ltd., The United States Government as Represented by the Department of Veterans AffairsInventors: Moon Ki Song, Mysore S. Veena, David Scott Bischoff, Dean Takao Yamaguchi
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Publication number: 20200290528Abstract: A sound insulating member includes a mass section and spring sections. The mass section is disposed so as to have a gap with respect to an outer panel which divides an internal space of a vehicle body and outside thereof, and includes at least a part which has a planar shaped form. The plurality of spring sections are disposed on the mass section at a side of the mass section facing an outer panel. Each of the spring sections has a hollow film member having airtightness and flexibility, and a gas sealed inside the film member. The film member has a first stepped section and a second stepped section that are formed in a stepped shape in an arrangement direction of the outer panel and the mass section.Type: ApplicationFiled: March 11, 2020Publication date: September 17, 2020Applicant: National University Corporation Gunma UniversityInventors: Ikumi Kurihara, Takashi Kondo, Yoshihiro Noguchi, Yuma Tsuboi, Takao Yamaguchi