Patents by Inventor Ken Ito
Ken Ito 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: 20260329168Abstract: The present disclosure provides a foreign matter removing device that includes: a vacuum ultraviolet light generating section generating vacuum ultraviolet light; an irradiation container for irradiating the vacuum ultraviolet light onto a pellicle film; and a gas supplying section supplying inert gas to the irradiation container. The irradiation container has an irradiation chamber at which are provided a gas supply port for supplying the inert gas and a gas discharge port for discharging the inert gas. The gas supplying section is connected to the gas supply port.Type: ApplicationFiled: August 22, 2023Publication date: October 22, 2026Applicant: MITSUI CHEMICALS, INC.Inventors: Ken ITO, Daiki TANEICHI, Kazuo KOHMURA, Atsushi OKUBO
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Publication number: 20260326982Abstract: There are provided a clip for a pellicle storage container, a pellicle casing, and a pellicle, in which an outgas amount of an organic substance gas having 20 or less carbon atoms evaluated under the following Condition 1 is 150 ?g or less per 1 g of the clip: Condition 1: 1 g of a cut piece of a clip is placed as a sample in a container, and an extract is obtained by Soxhlet extraction using 200 ml of hexane as an extraction solvent in a water bath at 80 °C for six hours, and the obtained extract is analyzed using gas chromatography, wherein, in the gas chromatography, a flame ionization detector is used as a detector, an amount of a component having 20 or less carbon atoms is detected, and a total amount of the detected component having 20 or less carbon atoms is defined as the outgas amount.Type: ApplicationFiled: May 15, 2024Publication date: October 22, 2026Applicant: MITSUI CHEMICALS, INC.Inventors: Shu NISHIGOCHI, Daiki TANEICHI, Ken ITO
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Publication number: 20260254531Abstract: In an experimental environment including a test system that adds an ASE noise to signal light between a transmitting transponder and a receiving transponder connected in a back-to-back manner, OSNR of the signal light and BER of the signal light received by the receiving transponder are measured while changing a ratio of the signal light to the ASE noise, SNRASE_test of the signal light to which the ASE noise is added is obtained, and total SNRTOT including the test system and the transponders is obtained. SNRTRX indicating an amount of the noise in the transponders is obtained. In a commercial environment in which the test system is provided at upstream of the receiving transponder between the transmitting transponder and the receiving transponder connected via an optical transmission network, the same measurement as in the experimental environment is performed, and GSNR of the optical transmission network is obtained.Type: ApplicationFiled: January 9, 2026Publication date: August 27, 2026Inventors: Hiroshi SHIBATA, Kohei WATANABE, Hiroshi YAMAMOTO, Ken ITO, Motohiro BANNO, Shinji MORIMOTO, Yosho KANDA
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Publication number: 20260142443Abstract: A protector includes a tubular part, a covering part, and a support part. The tubular part is formed around an axis in a tubular shape, locked to a headrest stay formed in a tubular shape in a state where the tubular part is inserted into the inside of the headrest stay, and into which a wiring material is inserted. The covering part is provided on one side of the tubular part in an axial direction along the axis, placed outside the headrest stay, and covers a tip end of the headrest stay in the axial direction.Type: ApplicationFiled: January 13, 2026Publication date: May 21, 2026Inventors: Kazuto Uehara, Yoshitake Aruga, Ken Ito, Nobuyuki Tezuka, Kazuki Kobayashi
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Patent number: 12421248Abstract: The present invention provides novel Compound (1) having tumor vascular remodeling effect and/or anti-CAF (Cancer Associated Fibroblasts) activity, or a pharmaceutically acceptable salt thereof, optionally in a pharmaceutically acceptable carrier, and medical uses thereof.Type: GrantFiled: June 21, 2023Date of Patent: September 23, 2025Assignees: President and Fellows of Harvard College, Eisai R&D Management Co., Ltd.Inventors: Yoshito Kishi, Kazunobu Kira, Ken Ito
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Patent number: 12353125Abstract: Task of the present invention is to provide a tackifier solution having high solution stability and also provide, by using such a tackifier solution, a pellicle having only few tackifier residues and exhibiting reduced outgas generation. Present invention is a pellicle comprising a pellicle frame, a pellicle membrane stretched over an end surface of one opening of the pellicle frame, and a tackifier layer provided on an end surface of the other opening of the pellicle frame, wherein the tackifier layer contains a (meth)acrylic tackifier which is a solidified resin composition comprising a polymer (A) and a radical polymerization initiator (B), the polymer (A) having a structural unit derived from a (meth)acrylate and a side chain consisting of a carbon-carbon multiple bond-containing group.Type: GrantFiled: March 27, 2020Date of Patent: July 8, 2025Assignee: MITSUI CHEMICALS, INC.Inventors: Yasushi Satoh, Takashi Unezaki, Hirofumi Tanaka, Ken Ito
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Publication number: 20240377725Abstract: A pellicle includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame. The adhesive layer has a swelling degree, which is represented by the following Equation (A), of 200% or lower. Equation (A): [post-immersion mass of 10-mg test piece collected from the adhesive layer/10 mg]×100. In Equation (A), the post-immersion mass represents a mass of the test piece after a 6-hour immersion of the test piece in 10 ml of a decane solution having a capillary column GC concentration of 99.0% or higher.Type: ApplicationFiled: September 12, 2022Publication date: November 14, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Ken ITO, Yasushi SATOH, Takashi UNEZAKI, Yosuke ONO
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Publication number: 20240377726Abstract: The present disclosure provides a pellicle that includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame, and satisfies the following Equation (1): [A60° C.]?4.0 gf/mm2 (1). In Equation (1), [A60° C.] represents a first peel strength when the pellicle is used in a test laminated body. The test laminated body is obtained by placing the pellicle on a quartz glass substrate such that the adhesive layer is in contact with a surface of the quartz glass substrate, and maintaining a load on the pellicle under prescribed conditions. The first peel strength represents a load per unit adhesion area, which load is required for peeling the pellicle included in the test laminated body from the quartz glass substrate using a standard universal tester under prescribed conditions.Type: ApplicationFiled: September 12, 2022Publication date: November 14, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Takashi UNEZAKI, Kaichiro HARUTA, Yasushi SATOH, Ken ITO, Yosuke ONO, Masashi FUJIMURA, Hisako ISHIKAWA
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Publication number: 20240309014Abstract: The present invention provides novel compounds (e.g., compounds of Formulae (I), (II), (III), (IV)) having tumor vascular remodeling effect and/or anti-CAF (Cancer Associated Fibroblasts) activity, or pharmaceutically acceptable salts thereof, optionally in a pharmaceutically acceptable carrier, and a medical uses thereof.Type: ApplicationFiled: October 4, 2023Publication date: September 19, 2024Applicants: President and Fellows of Harvard College, Eisai R&D Management Co., LTD.Inventors: Yoshito Kishi, Kazunobu Kira, Ken Ito
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Publication number: 20240235674Abstract: In the optical transmission system (1), a variable ATT (40) is used to attenuate both a data optical signal (L1) and an OSC optical signal (27) passing through a section according to an ATT value. A monitoring control server (50) includes an input unit (51) for receiving an input of information for specifying a monitoring section in the optical transmission system (1), an information collection unit (52) for collecting information for calculating an ATT value from a transmission device (20) and the variable ATT (40) existing in the monitoring section, and a change trial unit (54) for executing first determination processing for determining whether both of the optical signals can be transmitted, in accordance with whether or not power at the time of receiving the both optical signals passing through the monitoring section falls within a prescribed range, based on the information collected by the information collection unit (52).Type: ApplicationFiled: May 10, 2021Publication date: July 11, 2024Inventors: Ken ITO, Yasutaka SUGANO, Takeshi KAWASAKI, Hideki MAEDA
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Patent number: 11988230Abstract: Provided is a vibration reduction device for stator vanes (30) positioned behind rotor blades (28) in a turbo machine, comprising an annular base member (80) having a cylindrical shape concentric around a central axis of the casing and supporting base ends of the stator vanes which extend radially inward from an inner circumferential surface of the base member, an elastomeric damping member (100) surrounding and in slidable contact with an outer circumferential surface of the base member, and a preloading member (102) surrounding an outer circumferential surface of the elastomeric damping member and configured to apply a preload directed radially inward to the elastomeric damping member.Type: GrantFiled: November 23, 2022Date of Patent: May 21, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Ken Ito, Yuta Ito, Daiki Hama, Shu Taguchi, Tatsuro Akasaka
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Patent number: 11973533Abstract: An inter-transmission device connection registration device 30A includes a storage unit 31 that registers connection information of a case where transponders 12a to 13n and photo couplers 14a to 14n as divided various transmission devices are connected through a port o and a port i, a light emission instruction unit 33 that provides a light emission instruction to the subordinately connected transponders, a transmission/reception detection unit 34 configured to detect a light transmission and a light reception at opposing ports o and i1 between transmission devices, e.g., the transponder 12a and the photo coupler 14 in accordance with the light emission instruction, and a registration control unit 35 that performs a control of registering, in the storage unit 31, connection information W2a of the port o on a light transmission side and the port i1 on a light reception side that are detected.Type: GrantFiled: February 25, 2020Date of Patent: April 30, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Kentaro Honda, Ken Ito, Hideki Maeda
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Publication number: 20230406863Abstract: The present invention provides novel Compound (1) having tumor vascular remodeling effect and/or anti-CAF (Cancer Associated Fibroblasts) activity, or a pharmaceutically acceptable salt thereof, optionally in a pharmaceutically acceptable carrier, and medical uses thereof.Type: ApplicationFiled: June 21, 2023Publication date: December 21, 2023Applicants: President and Fellows of Harvard College, Eisai R&D Management Co., LTD.Inventors: Yoshito Kishi, Kazunobu Kira, Ken Ito
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Patent number: 11814398Abstract: The present invention provides novel compounds (e.g., compounds of Formulae (I), (II), (III), (IV)) having tumor vascular remodeling effect and/or anti-CAF (Cancer Associated Fibroblasts) activity, or pharmaceutically acceptable salts thereof, optionally in a pharmaceutically acceptable carrier, and a medical uses thereof.Type: GrantFiled: June 23, 2022Date of Patent: November 14, 2023Assignees: President and Fellows of Harvard College, Eisai R&D Management Co., LTD.Inventors: Yoshito Kishi, Kazunobu Kira, Ken Ito
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Patent number: 11802846Abstract: An oxygen concentration meter includes a zirconia sensor, a resistor, a constant-current circuit, a resistance detection section, and an oxygen concentration detection section. The resistor is connected in parallel to the zirconia sensor. The constant-current circuit is connected in parallel to the zirconia sensor and the resistor, and supplies an electric current. The resistance detection section detects the resistance of the zirconia sensor on the basis of the voltage of the zirconia sensor in accordance with the supplied electric current. The oxygen concentration detection section detects the oxygen concentration of gas to be measured that is supplied to the zirconia sensor, on the basis of the voltage of the zirconia sensor resulting from an oxygen concentration difference between the gas to be measured and reference gas.Type: GrantFiled: February 25, 2022Date of Patent: October 31, 2023Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Kouichi Takenaka, Ken Ito
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Patent number: 11725015Abstract: The present invention provides novel Compound (1) having tumor vascular remodeling effect and/or anti-CAF (Cancer Associated Fibroblasts) activity, or a pharmaceutically acceptable salt thereof, optionally in a pharmaceutically acceptable carrier, and medical uses thereof.Type: GrantFiled: February 4, 2021Date of Patent: August 15, 2023Assignees: President and Fellows of Harvard College, Eisai R&D Management Co., LTD.Inventors: Yoshito Kishi, Kazunobu Kira, Ken Ito
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Publication number: 20230204049Abstract: Provided is a vibration reduction device for stator vanes (30) positioned behind rotor blades (28) in a turbo machine, comprising an annular base member (80) having a cylindrical shape concentric around a central axis of the casing and supporting base ends of the stator vanes which extend radially inward from an inner circumferential surface of the base member, an elastomeric damping member (100) surrounding and in slidable contact with an outer circumferential surface of the base member, and a preloading member (102) surrounding an outer circumferential surface of the elastomeric damping member and configured to apply a preload directed radially inward to the elastomeric damping member.Type: ApplicationFiled: November 23, 2022Publication date: June 29, 2023Inventors: Ken ITO, Yuta ITO, Daiki HAMA, Shu TAGUCHI, Tatsuro AKASAKA
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Patent number: 11621779Abstract: An optical transmission system (10) includes a plurality of transmission devices such as transponders (TPs) and optical cross-connects (OXCs) installed in each of stations (11-15) connected via a communication network, a control device (20), and a substitute OXC (502) serving as a substitute transmission device. The control device 20 is installed in a control station (14) of the stations. The control device (20) controls the transmission devices of the stations (11-15) in a centralized manner in accordance with physical network (NW) configuration information (20D) stored in a DB (21) and including config information. When a transmission device is replaced with a new OXC (5o3) serving as a new transmission device, the substitute OXC (5o2) operates as a substitute for the new OXC (5o3) to communicate with the control device (20) until config setting necessary for the new OXC (5o3) is completed.Type: GrantFiled: June 19, 2019Date of Patent: April 4, 2023Assignee: Nippon Telegraph and Telephone CorporationInventors: Ken Ito, Masaaki Inami, Hideki Maeda
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Publication number: 20230080753Abstract: The purpose of the present disclosure is to provide a pellicle that has an adhesive layer having good flatness, and a method for producing the pellicle with good reproducibility. Said purpose is achieved by a pellicle having: a pellicle frame; a pellicle film provided so as to be stretched on one end surface of the pellicle frame; and an adhesive layer provided on the other end surface of the pellicle frame. The adhesive layer contains a cured product of a resin composition containing a curable polymer (A), and a curing agent (B1) and a curing agent (B2). The curing agent (B1) and the curing agent (B2) have different curing conditions.Type: ApplicationFiled: March 24, 2021Publication date: March 16, 2023Applicant: MITSUI CHEMICALS, INC.Inventors: Yasushi SATOH, Kazuo KOHMURA, Akira ISHIKAWA, Takashi UNEZAKI, Hisako ISHIKAWA, Takashi KOZEKI, Ken ITO
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Publication number: 20230082032Abstract: An inter-transmission device connection registration device 30A includes a storage unit 31 that registers connection information of a case where transponders 12a to 13n and photo couplers 14a to 14n as divided various transmission devices are connected through a port o and a port i, a light emission instruction unit 33 that provides a light emission instruction to the subordinately connected transponders, a transmission/reception detection unit 34 configured to detect a light transmission and a light reception at opposing ports o and i1 between transmission devices, e.g., the transponder 12a and the photo coupler 14 in accordance with the light emission instruction, and a registration control unit 35 that performs a control of registering, in the storage unit 31, connection information W2a of the port o on a light transmission side and the port i1 on a light reception side that are detected.Type: ApplicationFiled: February 25, 2020Publication date: March 16, 2023Inventors: Kentaro Honda, Ken Ito, Hideki Maeda