Patents by Inventor Takafumi Ishii
Takafumi Ishii 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: 20250168727Abstract: An electronic device includes: a reception unit that receives a change request for a connection destination AP from a currently connected access point (AP); a change unit that changes a connection destination AP on a basis of the change request; a confirmation unit that, when changing via the change unit, confirms whether or not communication can be performed with a specific external device communicated with before an AP change via an AP after change; and a control unit that performs control so that, relating to a result of confirmation by the confirmation unit, in a case where communication cannot be performed with the specific external device, a specific processing for requesting IP address allocation is executed, and in a case where communication can be performed with the specific external device, the specific processing is not executed.Type: ApplicationFiled: November 18, 2024Publication date: May 22, 2025Inventor: Takafumi Ishii
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Publication number: 20250021705Abstract: An information processing device includes one or more memories; and one or more processors. The one or more processors are configured to search for a reaction path by using one or more trained models that, when receiving an input of a three-dimensional arrangement of two or more atoms forming a molecule, output a physical quantity regarding the molecule.Type: ApplicationFiled: September 27, 2024Publication date: January 16, 2025Applicants: ENEOS Corporation, Preferred Networks, Inc.Inventors: Kota MATSUMOTO, Taku WATANABE, Takafumi ISHII, Ryohto SAWADA
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Publication number: 20250005374Abstract: An information processing device includes one or more memories and one or more processors. The one or more processors are configured to input information regarding an atom of a substance to a first model; and obtain information regarding the substance from the first model. The first model is a model which includes: layers from an input layer up to a predetermined layer of a second model to which information regarding atoms is input and which outputs at least one of a value of an energy or a value of a force; and another layer, and which is trained to output the information regarding the substance.Type: ApplicationFiled: September 13, 2024Publication date: January 2, 2025Applicants: Preferred Networks, Inc., ENEOS CorporationInventors: So TAKAMOTO, Chikashi SHINAGAWA, Takafumi ISHII
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Publication number: 20240323766Abstract: A communication apparatus, operating as a master station that determines a communication channel to be used in wireless communication, transmits a second trigger frame, which is compliant with the Institute of Electrical and Electronics Engineers (IEEE) 802.11 standard and includes information indicating that carrier sense is not to be executed, to a slave station apparatus connected to the master station.Type: ApplicationFiled: March 13, 2024Publication date: September 26, 2024Inventors: TAKAFUMI ISHII, KEIGO TSUCHIYA
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Publication number: 20240188149Abstract: In a case where a communication apparatus operates as a master station for determining a communication channel used in wireless communication, the communication apparatus does not transmit information indicating execution of carrier sensing, to a slave station apparatus connected to the master station.Type: ApplicationFiled: December 5, 2023Publication date: June 6, 2024Inventors: TAKAFUMI ISHII, KEIGO TSUCHIYA
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Publication number: 20240127533Abstract: An inferring device includes one or more memories and one or more processors. The one or more processors are configured to obtain three-dimensional structures of a plurality of molecules; and input the three-dimensional structures of the plurality of molecules into a neural network model and infer one or more physical properties of the plurality of molecules.Type: ApplicationFiled: December 8, 2023Publication date: April 18, 2024Applicants: Preferred Networks, Inc., ENEOS CorporationInventors: So TAKAMOTO, Wenwen LI, Yusuke ASANO, Takafumi ISHII
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Patent number: 11952483Abstract: A resin composition including: at least one resin ingredient selected from the group made of a resin (A) having a side chain (a) containing a hydrogen-bonding cross-linking moiety with a carbonyl-containing group and/or a nitrogen-containing heterocycle and having a glass transition point of 25° C. or lower, and a resin (B) containing a hydrogen-bonding cross-linking moiety and a covalent-bonding cross-linking moiety in a side chain and having a glass transition point of 25° C. or lower, wherein both the resin (A) and the resin (B) are a reaction product of a cross-linking agent with a maleic anhydride-modified thermoplastic resin having a melting point of 68° C. to 134° C. and a maleation rate of 0.5 to 2.5% by mass.Type: GrantFiled: July 30, 2019Date of Patent: April 9, 2024Assignee: ENEOS CORPORATIONInventors: Keisuke Chino, Yoshihiro Morinaga, Yuhei Sasaki, Takafumi Ishii, Toshiyuki Iwasaki
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Publication number: 20240112764Abstract: An information processing device includes one or more processors. The one or more processors are configured to optimize, for a specific elementary reaction in a reaction using a catalyst including a plurality of elementary reactions, an arrangement of a promoter element in the catalyst based on activation energy acquired using a trained model, and search for the promoter element based on the activation energy acquired using the trained model for each type of the promoter element.Type: ApplicationFiled: December 8, 2023Publication date: April 4, 2024Applicants: ENEOS Corporation, Preferred Networks, Inc.Inventors: Yoshihiro YAYAMA, Yusuke ASANO, Takafumi ISHII, Takao KUDO, Taku WATANABE, Ryohto SAWADA
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Publication number: 20230269339Abstract: A communication apparatus is provided. The communication apparatus receives first information relating to IEEE 802.1X authentication from an information processing apparatus via a first wireless connection between the communication apparatus and another apparatus, terminates the first wireless connection, executes the IEEE 802.1X authentication based on the first information received in a state in which the first wireless connection is not established, and executes processing to re-establish the first wireless connection on the basis of the IEEE 802.1X authentication failing.Type: ApplicationFiled: February 16, 2023Publication date: August 24, 2023Inventor: TAKAFUMI ISHII
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Patent number: 11299485Abstract: The present invention relates to thiophene derivatives represented by the following formula (I): wherein each symbol is as defined in the DESCRIPTION, or a salt thereof, which has TNF-? production suppressive activity and hematologic cancer cell proliferation inhibitory activity, and is useful for the treatment of rheumatoid arthritis, Crohn's disease, ulcerative colitis, and further, hematologic cancer.Type: GrantFiled: January 25, 2019Date of Patent: April 12, 2022Assignee: FUJIMOTO CO., LTD.Inventors: Mayumi Watanabe, Takashi Ando, Yasuyuki Ueda, Kenya Matsushita, Yasuhiko Mizutani, Jun Takahashi, Mitsuo Yamada, Hironori Yokoyama, Daiki Kanaoka, Kazunori Urabe, Takafumi Ishii
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Patent number: 11276865Abstract: A carbon catalyst has improved catalytic activity, and an electrode and a battery include the carbon catalyst. A carbon catalyst includes a metal and phosphorus atoms, wherein a ratio of a concentration (atomic %) of the phosphorus atoms exhibiting a peak having a peak top within a range of 132.5±0.3 eV and having a full width at half maximum of 2.0±0.5 eV, which is obtained by peak separation of a phosphorus atom P2p peak, with respect to a concentration (atomic %) of carbon atoms in X-ray photoelectron spectroscopic measurement is 0.0005 or more.Type: GrantFiled: November 30, 2017Date of Patent: March 15, 2022Assignees: NISSHINBO HOLDINGS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITYInventors: Rieko Kameyama, Yasuo Imashiro, Jun-ichi Ozaki, Takafumi Ishii
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Publication number: 20210371635Abstract: A resin composition including: at least one resin ingredient selected from the group made of a resin (A) having a side chain (a) containing a hydrogen-bonding cross-linking moiety with a carbonyl-containing group and/or a nitrogen-containing heterocycle and having a glass transition point of 25° C. or lower, and a resin (B) containing a hydrogen-bonding cross-linking moiety and a covalent-bonding cross-linking moiety in a side chain and having a glass transition point of 25° C. or lower, wherein both the resin (A) and the resin (B) are a reaction product of a cross-linking agent with a maleic anhydride-modified thermoplastic resin having a melting point of 68° C. to 134° C. and a maleation rate of 0.5 to 2.5% by mass.Type: ApplicationFiled: July 30, 2019Publication date: December 2, 2021Applicant: ENEOS CORPORATIONInventors: Keisuke CHINO, Yoshihiro MORINAGA, Yuhei SASAKI, Takafumi ISHII, Toshiyuki IWASAKI
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Patent number: 11114672Abstract: A carbon catalyst, a battery electrode, and a battery, each exhibits excellent catalytic performance. A carbon catalyst contains two kinds of transition metals and has such a carbon structure that an interplanar spacing d002, which is determined from a Bragg angle of one of three diffraction peaks fbroad, fmiddle, and fnarrow obtained by separating a diffraction peak around a diffraction angle (2?) of 26° in an X-ray diffraction pattern of powder X-ray diffraction with a CuK? ray, the one diffraction peak being the diffraction peak fbroad, is 0.374 nm or more.Type: GrantFiled: June 1, 2017Date of Patent: September 7, 2021Assignees: NISSHINBO HOLDINGS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITYInventors: Yoshikazu Kobayashi, Yuji Kubota, Jun-ichi Ozaki, Takafumi Ishii, Takuya Maie
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Publication number: 20210061795Abstract: The present invention relates to thiophene derivatives represented by the following formula (I): wherein each symbol is as defined in the DESCRIPTION, or a salt thereof, which has TNF-? production suppressive activity and hematologic cancer cell proliferation inhibitory activity, and is useful for the treatment of rheumatoid arthritis, Crohn's disease, ulcerative colitis, and further, hematologic cancer.Type: ApplicationFiled: January 25, 2019Publication date: March 4, 2021Applicant: FUJIMOTO CO., LTD.Inventors: Mayumi WATANABE, Takashi ANDO, Yasuyuki UEDA, Kenya MATSUSHITA, Yasuhiko MIZUTANI, Jun TAKAHASHI, Mitsuo YAMADA, Hironori YOKOYAMA, Daiki KANAOKA, Kazunori URABE, Takafumi ISHII
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Publication number: 20190296365Abstract: A carbon catalyst has improved catalytic activity, and an electrode and a battery include the carbon catalyst. A carbon catalyst includes a metal and phosphorus atoms, wherein a ratio of a concentration (atomic %) of the phosphorus atoms exhibiting a peak having a peak top within a range of 132.5±0.3 eV and having a full width at half maximum of 2.0±0.5 eV, which is obtained by peak separation of a phosphorus atom P2p peak, with respect to a concentration (atomic %) of carbon atoms in X-ray photoelectron spectroscopic measurement is 0.0005 or more.Type: ApplicationFiled: November 30, 2017Publication date: September 26, 2019Applicants: NISSHINBO HOLDINGS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITYInventors: Rieko KAMEYAMA, Yasuo IMASHIRO, Jun-ichi OZAKI, Takafumi ISHII
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Patent number: 10392249Abstract: A hydrogen storage carbon material having a carbon structure suited for hydrogen storage and a production method thereof. The hydrogen storage carbon material according to this embodiment includes a carbon structure which has a ratio of an ultramicropore volume to a micropore volume of 60% or more, and in which stored hydrogen exhibits, in 1H-NMR measurement, a second peak at a position corresponding to a chemical shift of from ?2 ppm to ?20 ppm with respect to a first peak attributed to gaseous hydrogen.Type: GrantFiled: June 17, 2016Date of Patent: August 27, 2019Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY, NISSHINBO HOLDINGS INC.Inventors: Haruo Kumagai, Jun-ichi Ozaki, Asao Oya, Takafumi Ishii, Takuya Maie, Rieko Kobayashi, Yasuo Imashiro
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Publication number: 20190190034Abstract: A carbon catalyst, a battery electrode, and a battery, each exhibits excellent catalytic performance. A carbon catalyst contains two kinds of transition metals and has such a carbon structure that an interplanar spacing d002, which is determined from a Bragg angle of one of three diffraction peaks fbroad, fmiddle, and fnarrow obtained by separating a diffraction peak around a diffraction angle (2?) of 26° in an X-ray diffraction pattern of powder X-ray diffraction with a CuK? ray, the one diffraction peak being the diffraction peak fbroad, is 0.374 nm or more.Type: ApplicationFiled: June 1, 2017Publication date: June 20, 2019Applicants: NISSHINBO HOLDINGS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITYInventors: Yoshikazu KOBAYASHI, Yuji KUBOTA, Jun-ichi OZAKI, Takafumi ISHII, Takuya MAIE
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Publication number: 20180179057Abstract: A hydrogen storage carbon material having a carbon structure suited for hydrogen storage and a production method thereof. The hydrogen storage carbon material according to this embodiment includes a carbon structure which has a ratio of an ultramicropore volume to a micropore volume of 60% or more, and in which stored hydrogen exhibits, in 1H-NMR measurement, a second peak at a position corresponding to a chemical shift of from ?2 ppm to ?20 ppm with respect to a first peak attributed to gaseous hydrogen.Type: ApplicationFiled: June 17, 2016Publication date: June 28, 2018Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSIT Y, NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY, NISSHINBO HOLDINGS INC.Inventors: Haruo KUMAGAI, Jun-ichi OZAKI, Asao OYA, Takafumi ISHII, Takuya MAIE, Rieko KOBAYASHI, Yasuo IMASHIRO
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Patent number: 9176201Abstract: In a ground fault detection device, two photovoltaic strings are disconnected from a photovoltaic power generation system, measurement for one photovoltaic string is performed by a measuring instrument, and in parallel therewith, the other photovoltaic string before measurement is charged/discharged by a charging/discharging unit by executing various functions of the calculation control unit. In other words, charging/discharging of the photovoltaic string is performed in advance at the same timing as the measurement of the photovoltaic string so that the measurement can be performed immediately after the photovoltaic string is connected to the measuring instrument in a subsequent step.Type: GrantFiled: July 31, 2012Date of Patent: November 3, 2015Assignee: JX NIPPON OIL & ENERGY CORPORATIONInventors: Takafumi Ishii, Taeko Kamegawa, Masanobu Yoshidomi
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Publication number: 20150188487Abstract: A failure detection device is a failure detection device that detects failure of a bypass diode for at least one photovoltaic string including photovoltaic cells and at least one bypass diode connected in parallel with the photovoltaic cell and disconnected from a load, including a current source circuit that supplies a current having a specified current value from a negative electrode to a positive electrode of the photovoltaic string, a voltage measurement unit that measures a potential difference between the negative electrode and the positive electrode of the photovoltaic string when the current source circuit supplies the current, and a control/determination unit that determines failure of the bypass diode based on the potential difference measured by the voltage measurement unit.Type: ApplicationFiled: July 2, 2013Publication date: July 2, 2015Applicant: JX NIPPON OIL & ENERGY CORPORATIONInventors: Masanobu Yoshidomi, Takafumi Ishii