Patents by Inventor Kenichi Kuroda
Kenichi Kuroda 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: 20240120033Abstract: An estimation device (200) generates quality prediction data (540) indicating a quality of a drug substance of a biopharmaceutical manufactured by culturing cells, by inputting, into a prediction model (420), measurement data (510) including a measurement result obtained by measuring a substance in a culturing vessel at least one timing after a predetermined time period has passed since the cells have been seeded in a medium. The prediction model (420) is generated by executing a learning process using training data (530) that includes measurement data including a measurement result obtained by measuring a substance in a culturing vessel at a plurality of timings after seeding of the cells in the medium, and quality data obtained by analyzing a drug substance of the biopharmaceutical manufactured from the cells.Type: ApplicationFiled: January 31, 2022Publication date: April 11, 2024Applicant: SHIMADZU CORPORATIONInventors: Takashi Suzuki, Shuhei Yamamoto, Kenichi Toyoda, Hirotaka Kuroda
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Patent number: 11948105Abstract: An identification information input support system supports a worker inputting identification information to a plurality of devices. The support system includes an information storage apparatus, and a mobile terminal. The information storage apparatus includes a communication unit that communicates with the mobile terminal, a storage unit that stores device information, and an update unit that updates the management information in response to input of the identification information. The device information includes the identification information, drawing information indicating location in which the device is installed, layout information indicating a layout of the device in the drawing information, and management information indicating a degree of progress of the task of inputting the identification information to the devices.Type: GrantFiled: September 30, 2019Date of Patent: April 2, 2024Assignee: Daikin Industries, Ltd.Inventors: Yuuko Kuroda, Kenichi Nagahara
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Publication number: 20240059802Abstract: An object of the present disclosure is to provide a photocurable composition from which a molded product having excellent mechanical properties is obtained. The present disclosure provides a photocurable composition comprising: a urethane (meth)acrylate oligomer, a vinyl monomer including a first monomer having a glass transition temperature (Tg1) of ?100° C. or more and 10° C. or less and a second monomer having a glass transition temperature (Tg2) of 70° C. or more and 150° C. or less, and a carbon nanotube, wherein the photocurable composition comprises the carbon nanotube in an amount ranging from 0.01 part by mass to 0.35 part by mass with respect to 100 parts by mass of a total amount of the urethane (meth)acrylate oligomer and the vinyl monomer.Type: ApplicationFiled: August 10, 2023Publication date: February 22, 2024Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Kenichi KURODA, Takahiro FUJIWARA
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Publication number: 20230091783Abstract: An object of the present disclosure is to provide a photocurable composition from which a molded product having excellent mechanical properties is obtained. The present disclosure provides a photocurable composition containing a urethane (meth)acrylate oligomer and a vinyl monomer, wherein the vinyl monomer includes a first monomer having a glass transition temperature (Tg) of ?100° C. or more and 20° C. or less, and a second monomer having a glass transition temperature (Tg) of more than 20° C. and 150° C. or less, an amount of the urethane (meth)acrylate oligomer ranges from 20 mass % to 80 mass %, an amount of the first monomer ranges from 15 mass % to 75 mass %, an amount of the second monomer ranges from 5 mass % to 65 mass %, and a total amount of the urethane (meth)acrylate oligomer and the vinyl monomer is 100 mass %.Type: ApplicationFiled: September 8, 2022Publication date: March 23, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takahiro FUJIWARA, Kenichi KURODA
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Publication number: 20230000755Abstract: Provided herein are star-shaped polymers and methods of use thereof. Also provided are oral compositions comprising a star-shaped polymer and an orally acceptable carrier and methods of using same. The star-shaped polymers, as provided herein, have a structure according to Formula (I).Type: ApplicationFiled: May 28, 2020Publication date: January 5, 2023Inventors: Kenichi Kuroda, Carl P. Myers, Guillaume A. Picquet, Lynette A. Zaidel
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Publication number: 20220256845Abstract: The present invention relates to an antibacterial or antifungal composition containing methoxyethyl acrylate.Type: ApplicationFiled: February 15, 2022Publication date: August 18, 2022Inventors: Sung-Hwan Choi, Jae Sung Kwon, Jie Jin, Kenichi Kuroda
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Patent number: 11031882Abstract: A power conversion device includes power conversion circuitry including a plurality of submodules connected in series to each other. The power conversion device further includes: a signal reception unit configured to receive a signal representing a voltage of a capacitor in each of the submodules; a time calculation unit configured to calculate at least one of a charging time of the capacitor and a discharging time of the capacitor based on the signal; and a determination unit configured to determine whether the capacitor has degraded or not based on at least one of a first result of comparison of the charging time with a reference charging time serving as a reference for determining degradation of the capacitor, and a second result of comparison of the discharging time with a reference discharging time serving as a reference for determining degradation of the capacitor.Type: GrantFiled: May 26, 2017Date of Patent: June 8, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kazuyori Tahata, Yoshiyuki Kono, Kenichi Kuroda, Shuhei Fujiwara, Ryosuke Uda
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Publication number: 20210099102Abstract: A power conversion device includes power conversion circuitry including a plurality of submodules connected in series to each other. The power conversion device further includes: a signal reception unit configured to receive a signal representing a voltage of a capacitor in each of the submodules; a time calculation unit configured to calculate at least one of a charging time of the capacitor and a discharging time of the capacitor based on the signal; and a determination unit configured to determine whether the capacitor has degraded or not based on at least one of a first result of comparison of the charging time with a reference charging time serving as a reference for determining degradation of the capacitor, and a second result of comparison of the discharging time with a reference discharging time serving as a reference for determining degradation of the capacitor.Type: ApplicationFiled: May 26, 2017Publication date: April 1, 2021Applicant: Mitsubishi Electric CorporationInventors: Kazuyori TAHATA, Yoshiyuki KONO, Kenichi KURODA, Shuhei FUJIWARA, Ryosuke UDA
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Publication number: 20200404863Abstract: An object of the present invention is to provide a layer for suppressing permeation of soil moisture that has a low environmental load and can be easily constructed, and a method of forming the same. The method of forming a layer for suppressing permeation of soil moisture comprises a step of spraying coagulant for a natural rubber latex over a target soil and then spraying a natural rubber latex over the target soil, and repeating the step twice or more.Type: ApplicationFiled: March 30, 2018Publication date: December 31, 2020Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITYInventors: Kazuki NOJIRI, Kenichi KURODA, Haruyuki FUJIMAKI, Iwao SAKAGUCHI, Mitsuhiro INOUE
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Patent number: 10855168Abstract: Each arm circuit of a power conversion device includes a plurality of cascaded cell blocks and a plurality of bypass circuits connected in parallel to the respective cell blocks. Each cell block includes: a first connection node on a high potential side and a second connection node on a low potential side for connection to another cell block; and a plurality of converter cells cascaded between the first and second connection nodes, each converter cell containing an energy storage. The plurality of converter cells include at least one first converter cell of a full-bridge (or hybrid) configuration and at least one second converter cell of a half-bridge configuration.Type: GrantFiled: March 28, 2016Date of Patent: December 1, 2020Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Ryosuke Uda, Kenichi Kuroda, Masashi Kitayama, Yoshiyuki Kono, Shigeo Hayashi
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Patent number: 10476402Abstract: In a multilevel converter, three switches are connected between three arms and three reactors, and three resistive elements are connected to the respective three switches in parallel. The three switches are configured to be in a conductive state during a normal operation. The three switches are configured to come into a non-conductive state when a short circuit accident occurs between two DC power transmission lines, whereby an inter-arm direct current flowing in four arms and the like is quickly attenuated by the three resistive elements.Type: GrantFiled: October 8, 2014Date of Patent: November 12, 2019Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Ryosuke Uda, Kenichi Kuroda, Masashi Kitayama
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Patent number: 10396678Abstract: In a multilevel converter, three first rectifying elements are respectively connected between three arms and a negative voltage terminal. Three second rectifying elements are respectively connected to the three first rectifying elements in antiparallel. During a normal operation, current flows in the three first rectifying elements and the three second rectifying elements. When a short circuit accident occurs between two DC power transmission lines, the three first rectifying elements are brought into the non-conductive state, thereby interrupting and quickly attenuating inter-arm direct current flowing in four arms and the like.Type: GrantFiled: October 8, 2014Date of Patent: August 27, 2019Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Ryosuke Uda, Kenichi Kuroda, Masashi Kitayama
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Publication number: 20190068076Abstract: Each arm circuit of a power conversion device includes a plurality of cascaded cell blocks and a plurality of bypass circuits connected in parallel to the respective cell blocks. Each cell block includes: a first connection node on a high potential side and a second connection node on a low potential side for connection to another cell block; and a plurality of converter cells cascaded between the first and second connection nodes, each converter cell containing an energy storage. The plurality of converter cells include at least one first converter cell of a full-bridge (or hybrid) configuration and at least one second converter cell of a half-bridge configuration.Type: ApplicationFiled: March 28, 2016Publication date: February 28, 2019Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Ryosuke Uda, Kenichi Kuroda, Masashi Kitayama, Yoshiyuki Kono, Shigeo Hayashi
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Patent number: 10075091Abstract: In a multilevel converter, three circuit breakers are respectively connected between three arms and three reactors. One circuit breaker is a DC circuit breaker configured to interrupt direct current when a short circuit accident occurs between two DC power transmission lines. Each of the two circuit breakers is an AC circuit breaker configured to interrupt alternating current when the short circuit accident occurs. When the short circuit accident occurs, the two AC circuit breakers are brought into the non-conductive state and then the DC circuit breaker is brought into the non-conductive state, thereby interrupting the short circuit current.Type: GrantFiled: April 24, 2015Date of Patent: September 11, 2018Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kenichi Kuroda, Ryosuke Uda, Masashi Kitayama
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Publication number: 20180109200Abstract: In a multilevel converter, three circuit breakers are respectively connected between three arms and three reactors. One circuit breaker is a DC circuit breaker configured to interrupt direct current when a short circuit accident occurs between two DC power transmission lines. Each of the two circuit breakers is an AC circuit breaker configured to interrupt alternating current when the short circuit accident occurs. When the short circuit accident occurs, the two AC circuit breakers are brought into the non-conductive state and then the DC circuit breaker is brought into the non-conductive state, thereby interrupting the short circuit current.Type: ApplicationFiled: April 24, 2015Publication date: April 19, 2018Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Kenichi KURODA, Ryosuke UDA, Masashi KITAYAMA
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Patent number: 9880490Abstract: A nonporous semiconductive roller is provided, which constantly ensures proper image formation substantially without image density unevenness attributable to the roughness of an outer peripheral extrusion surface thereof when being used as a developing roller. The semiconductive roller (1) is made of a nonporous crosslinking product of a rubber composition which contains a rubber component including only four types of rubbers including an epichlorohydrin rubber, a chloroprene rubber, a butadiene rubber and an acrylonitrile butadiene rubber.Type: GrantFiled: September 28, 2016Date of Patent: January 30, 2018Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kenichi Kuroda, Kei Tajima
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Patent number: 9840612Abstract: A semiconductive roller according to the present invention includes a crosslinked product containing just the three types of rubber of butadiene rubber, epichlorohydrin rubber, and chloroprene rubber as rubber components, has a non-porous, single-layer structure, and has a compression set Cs (%) of not more than 10% as measured in accordance with the measurement method described in the Japanese Industrial Standards JIS K6262:2006 under conditions of a test temperature of 70° C., a test time of 24 hours, and a compression ratio of 25%.Type: GrantFiled: January 30, 2015Date of Patent: December 12, 2017Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Kenichi Kuroda
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Patent number: 9823600Abstract: A semiconductive roller of the present invention includes a crosslinked product of a rubber composition containing just the two types of rubber of butadiene rubber and epichlorohydrin rubber as rubber components.Type: GrantFiled: February 2, 2015Date of Patent: November 21, 2017Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Kenichi Kuroda
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Publication number: 20170310237Abstract: In a multilevel converter, three first rectifying elements are respectively connected between three arms and a negative voltage terminal. Three second rectifying elements are respectively connected to the three first rectifying elements in antiparallel. During a normal operation, current flows in the three first rectifying elements and the three second rectifying elements. When a short circuit accident occurs between two DC power transmission lines, the three first rectifying elements are brought into the non-conductive state, thereby interrupting and quickly attenuating inter-arm direct current flowing in four arms and the like.Type: ApplicationFiled: October 8, 2014Publication date: October 26, 2017Applicant: Mitsubishi Electric CorporationInventors: Ryosuke UDA, Kenichi KURODA, Masashi KITAYAMA
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Publication number: 20170288569Abstract: In a multilevel converter, three switches are connected between three arms and three reactors, and three resistive elements are connected to the respective three switches in parallel. The three switches are configured to be in a conductive state during a normal operation. The three switches are configured to come into a non-conductive state when a short circuit accident occurs between two DC power transmission lines, whereby an inter-arm direct current flowing in four arms and the like is quickly attenuated by the three resistive elements.Type: ApplicationFiled: October 8, 2014Publication date: October 5, 2017Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Ryosuke UDA, Kenichi KURODA, Masashi KITAYAMA