Patents by Inventor Masayuki Nakamura
Masayuki Nakamura 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: 20240095850Abstract: A non-transitory computer-readable storage medium storing therein an information management program for causing a computer to execute a process comprises: receiving property information indicating a reliability of a post uploaded on the Internet and a digital signature generated from the property information; and storing the property information, to which identification information of the post and the digital signature are added, in a storage.Type: ApplicationFiled: June 12, 2023Publication date: March 21, 2024Applicants: Fujitsu Limited, KEIO UNIVERSITYInventors: Takuya SAKAMOTO, Kazuaki NIMURA, Ryuichi MATSUKURA, Koji NAKAMICHI, Masayuki FUKUI, Shigeya SUZUKI, Osamu NAKAMURA, Ryosuke ABE
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Publication number: 20230348495Abstract: The present invention relates to a compound having inhibitory activity against KRAS G12D mutation or a salt thereof, and relates to a pharmaceutical composition comprising the compound as an active ingredient.Type: ApplicationFiled: November 27, 2020Publication date: November 2, 2023Inventors: YUICHI KAWAI, KAZUAKI SHIBATA, HIROKI ASAKURA, TAKAO UNO, TAKESHI SAGARA, MASAYUKI NAKAMURA, YU KOBAYAKAWA, RHIAN SARA HOLVEY
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Publication number: 20230134622Abstract: A method of applying a two-part dental sealant is described comprising providing a syringe device (1) comprising a cartridge (10) including first and second chamber. The first chamber contains a first part of a dental sealant comprising a (meth)acrylate resin and an oxidizing curing agent. The second chamber contains a second part of a dental sealant comprising a (meth)acrylate resin and a reducing curing agent that reacts with the oxidizing curing agent of the first chamber. The first and/or second part of the dental sealant further comprise a single component or multiple components that neutralize acid and promote remineralization. The syringe device comprises a dispensing nozzle (17) comprising a static mixer and an outlet at one end of the cartridge and a plunger (20) at the opposing end of the cartridge. Also described is a kit for storing and applying the dental sealant is described.Type: ApplicationFiled: June 4, 2019Publication date: May 4, 2023Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie J. Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bradley D. Craig, Richard P. Rusin, Paul J. Homnick, Joel D. Oxman, Yizhong Wang, Paul R. Klaiber, Bill H. Dodge
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Publication number: 20230026261Abstract: A sensor element and sensor comprising the sensing element. The sensor includes, in order, an absorptive layer, a metallic layer and an optically transparent, dielectric substrate. The absorptive layer has a polymer of intrinsic microporosity having an average pore volume of at least 0.1 nm3. The metallic layer has a plurality of openings each extending from the first to the second major surface of the metallic layer, the openings having a pitch in a range from 50 nm to 5000 nm, wherein the openings have an opening size in a range from 5% to 95% percent of the pitch.Type: ApplicationFiled: December 11, 2020Publication date: January 26, 2023Inventors: Myungchan Kang, Daniel M. Lentz, Masayuki Nakamura, Karl K. Stensvad, James Zhu
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Publication number: 20230012706Abstract: A composition and a method for culturing cells. The composition includes a plurality of buoyant hollow particles, the buoyant hollow particles comprising a siliceous surface; and a plurality of mammalian cells attached to the siliceous surface of the buoyant hollow particles; wherein the buoyant hollow particles are less dense than a media; and wherein the average seeding density is 3-50 adherent cells/buoyant hollow particle.Type: ApplicationFiled: December 17, 2019Publication date: January 19, 2023Inventors: Katie F. Wlaschin, Federica Sgolastra, Masayuki Nakamura
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Publication number: 20220334108Abstract: A composition and method of detecting an analyte in a sample using the composition, the composition including: a liquid that includes water; a plurality of first hollow glass bubbles in the liquid; a plurality of covalently attached first affinity groups that are covalently attached to at least some of the plurality of first hollow glass bubbles; and a plurality of first detector compound molecules not covalently bonded to the plurality of first hollow glass bubbles; wherein the first detector compound molecules include a first detectable group that is detected at a first wavelength; and wherein the first hollow glass bubbles have: a density of less than 0.60 gram/mole; a span of less than 1.0; and a plurality of covalently attached first affinity groups.Type: ApplicationFiled: September 24, 2020Publication date: October 20, 2022Inventors: Frederica Sgolastra, Stephen B. Roscoe, Daniel M. Dohmeier, Masayuki Nakamura, Catherine A. Bothof, Deniz Yuksel Yurt, David D. Johnson, Kyle A. Kalstabakken, Minghua Dai, Myungchan Kang, Neil Percy, Leslie M. Horton, Stephen M. Kennedy
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Patent number: 11402027Abstract: A fluid pressure control device includes a neutral passage, a control valve provided in the neutral passage, a first supply passage, and a discharge passage, the control valve has, a switching valve configured to control a flow of a working fluid to the discharge passage from the first actuator in accordance with a pressure in a pilot chamber to which a part of the working fluid supplied from the first supply passage to the first actuator is led, and a throttle portion configured to throttle the flow of the working fluid supplied to the first actuator from the first supply passage, and the pressure on an upstream side of the throttle portion is led to the pilot chamber.Type: GrantFiled: September 28, 2018Date of Patent: August 2, 2022Assignee: KYB CORPORATIONInventors: Masanari Kojima, Masayuki Nakamura, Takeshi Terao
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Patent number: 11137081Abstract: A control valve includes a housing formed with first and second supply ports, first and second actuator ports, and a pilot port, and a spool accommodated slidably in the housing, and the spool is configured to allow the first supply port and the pilot port to communicate with each other both at the first communication position and the second communication position.Type: GrantFiled: September 28, 2018Date of Patent: October 5, 2021Assignee: KYB CORPORATIONInventors: Masanari Kojima, Masayuki Nakamura, Takeshi Terao
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Patent number: 11078207Abstract: Provided are a novel pyrimidine compound that inhibits HER2 activity and exhibits brain penetration properties, or a salt thereof, and a pharmaceutical composition comprising the same. A compound represented by the following formula (I), or a salt thereof: wherein R1 represents a C1-C4 alkyl group optionally having a C1-C4 alkoxy group as a substituent, or a C3-C4 cycloalkyl group; R2 represents a hydrogen atom, a halogen atom, a C1-C6 alkyl group optionally having 1 to 5 C1-C4 alkoxy groups or fluorine atoms each as a substituent(s), or a C1-C6 alkoxy group; R3 represents a hydrogen atom, or a C1-C4 alkyl group optionally having 1 to 5 fluorine atoms as a substituent(s); R4 represents a hydrogen atom or a C1-C4 alkyl group; and R5 represents a phenyl group optionally having 1 to 3 substituents selected from fluorine atoms and chlorine atoms.Type: GrantFiled: October 8, 2020Date of Patent: August 3, 2021Assignee: TAIHO PHARMACEUTICAL CO., LTD.Inventors: Masayuki Nakamura, Takahiro Asai, Satoru Iguchi, Kei Oguchi
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Publication number: 20210228315Abstract: A hardenable (e.g. dental) compositions is described comprising an encapsulated material. The encapsulated material comprises a basic core material and an inorganic shell material having certain viscosity criteria. Also described are dispensing devices and kits are described comprising a hardenable (e.g. dental) composition comprising a liquid material and an encapsulated material wherein the encapsulated material comprises a basic core material and an inorganic shell material comprising a metal oxide surrounding the core. The dispensing devices and kits can facilitate the methods of applying the hardenable composition. The hardenable or hardened (e.g. cured) composition can provide various technical effects such as a delayed release of a basic core material, a delayed increase in basicity, promoting remineralization of a tooth or bone structure, and increasing the average alkaline phosphatase (ALP) activity of pulp cells. In some embodiments, the composition is a dental (e.g.Type: ApplicationFiled: June 5, 2019Publication date: July 29, 2021Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie J. Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bradley D. Craig, Richard P. Rusin, Paul J. Homnick, Joel D. Oxman, Yizhong Wang, Paul R. Klaiber
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Patent number: 11047400Abstract: A fluid pressure control device includes a switching valve, a main pilot passage and a sub pilot passage, the switching valve is configured to be switched to the open position when the working fluid is supplied to the pilot chamber, and to be switched to the throttled position with opening on the downstream side of the switching valve in the neutral passage, and the sub pilot passage is provided with a throttle portion and a check valve in parallel in the throttle portion.Type: GrantFiled: September 28, 2018Date of Patent: June 29, 2021Assignee: KYB CORPORATIONInventors: Masanari Kojima, Masayuki Nakamura, Takeshi Terao
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Patent number: 10954142Abstract: Provided is a water-purifying agent that is excellent in water purifying performance, can be suitably used in an automated wastewater purification apparatus, and is formed of a granulated product including a mixture of a powder of Corchorus olitorius and a polymeric flocculant, wherein a median diameter of the granulated product is 250 micrometers or greater but 850 micrometers or less.Type: GrantFiled: March 8, 2016Date of Patent: March 23, 2021Assignee: DEXERIALS CORPORATIONInventors: Masayuki Nakamura, Ryu Shimada, Takanori Fujita, Kazuhiro Kimura, Masato Hasegawa
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Publication number: 20210024530Abstract: Provided are a novel pyrimidine compound that inhibits HER2 activity and exhibits brain penetration properties, or a salt thereof, and a pharmaceutical composition comprising the same. A compound represented by the following formula (I), or a salt thereof: wherein R1 represents a C1-C4 alkyl group optionally having a C1-C4 alkoxy group as a substituent, or a C3-C4 cycloalkyl group; R2 represents a hydrogen atom, a halogen atom, a C1-C6 alkyl group optionally having 1 to 5 C1-C4 alkoxy groups or fluorine atoms each as a substituent(s), or a C1-C6 alkoxy group; R3 represents a hydrogen atom, or a C1-C4 alkyl group optionally having 1 to 5 fluorine atoms as a substituent(s); R4 represents a hydrogen atom or a C1-C4 alkyl group; and R5 represents a phenyl group optionally having 1 to 3 substituents selected from fluorine atoms and chlorine atoms.Type: ApplicationFiled: October 8, 2020Publication date: January 28, 2021Applicant: TAIHO PHARMACEUTICAL CO., LTD.Inventors: Masayuki NAKAMURA, Takahiro ASAI, Satoru IGUCHI, Kei OGUCHI
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Patent number: 10890096Abstract: There is provided a water jacket spacer set in a groove-like coolant passage of a cylinder block of an internal combustion engine including cylinder bores and set in an entire circumferential direction or a part in a circumferential direction of the groove-like coolant passage when viewed in the circumferential direction, wherein a coolant passage opening through which coolant flowing on the rear surface side of the water jacket spacer passes to flow to an inner side of the water jacket spacer is formed on at least one place of upper portions of inter-bore portions, a guide wall for guiding the coolant is formed in a vicinity of the coolant passage opening, such that the coolant flows into the coolant passage opening; and an inclined wall is formed on the rear surface side of bore portions of a position where the coolant is supplied into the groove-like coolant passage, the inclined wall extending with an upward inclination to create a flow of the coolant toward the coolant passage opening.Type: GrantFiled: February 13, 2018Date of Patent: January 12, 2021Assignee: NICHIAS CORPORATIONInventors: Yoshifumi Fujita, Tatsunori Kataoka, Masayuki Nakamura, Takayuki Suzuki, Tomoatsu Oyasu
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Patent number: 10859477Abstract: A composition for use in bioseparation. The composition includes a plurality of hollow particles having a siliceous surface. The composition further includes a surface-modifying agent bonded to the hollow particles. The surface-modifying agent includes a binding segment and a reactive segment. The binding segment includes a silyl group and the reactive segment includes a reactive nitrogen group.Type: GrantFiled: January 24, 2017Date of Patent: December 8, 2020Assignee: 3M Innovative Properties CompanyInventors: Masayuki Nakamura, Naota Sugiyama, Cynthia D. Zook, Stephen E. Amos, Jerald K. Rasmussen, Nicole M. Gryska
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Patent number: 10851404Abstract: Luciferin-containing substrates are provided including a substrate and luciferin dried on the substrate. The luciferin-containing substrate is free of a detectable amount of reactive luciferase. The substrate is optionally a nonwoven substrate. Monitoring devices are also provided. The monitoring devices include a test element having a test portion, a detection reagent comprising luciferase, a luciferin-containing substrate, and a container having a first end with an opening and a second end opposite the first end. The container is configured to receive the test portion and configured to be operationally coupled to an analytical instrument. The detection reagent and the luciferin each are capable of participating in one or more chemical reaction that results in the formation of a detectable product.Type: GrantFiled: December 4, 2015Date of Patent: December 1, 2020Assignee: 3M Innovative Properties CompanyInventors: Hongying Jiang, Masayuki Nakamura, Xuan Jiang, Catherine A. Bothof
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Publication number: 20200332907Abstract: A fluid pressure control device includes a neutral passage, a control valve provided in the neutral passage, a first supply passage, and a discharge passage, the control valve has, a switching valve configured to control a flow of a working fluid to the discharge passage from the first actuator in accordance with a pressure in a pilot chamber to which a part of the working fluid supplied from the first supply passage to the first actuator is led, and a throttle portion configured to throttle the flow of the working fluid supplied to the first actuator from the first supply passage, and the pressure on an upstream side of the throttle portion is led to the pilot chamber.Type: ApplicationFiled: September 28, 2018Publication date: October 22, 2020Applicant: KYB CorporationInventors: Masanari KOJIMA, Masayuki NAKAMURA, Takeshi TERAO
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Publication number: 20200283660Abstract: Pressure sensitive adhesive articles include a substrate, and a layer of pressure sensitive adhesive in contact with the substrate. The pressure sensitive adhesive layer includes a pressure sensitive adhesive matrix, and at least one active enzyme dispersed within the pressure sensitive adhesive matrix. The active enzyme remains active for extended periods of time.Type: ApplicationFiled: December 27, 2016Publication date: September 10, 2020Inventors: Raj Rajagopal, Audrey A. Sherman, Scott M. Tapio, Masayuki Nakamura, Ann R.H. Fornof
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Patent number: 10752875Abstract: The present invention is directed to a system and method for producing an organic compound using fermentation wherein multiple components of the system are recycled within the system. The system and method allow for extraction of a high concentration of the organic compound from the fermentation broth in a continuous system that allows recycling of the biomass, aqueous fermentation broth and extraction solvents. The system and method are particularly well adapted for producing and extracting ethanol.Type: GrantFiled: July 10, 2015Date of Patent: August 25, 2020Assignee: ARCHER-DANIELS-MIDLAND COMPANYInventors: Charles A Abbas, Dan L Brown, Matt Dyer, Mark D Isder, Travis Nelson, Dan L Fanselow, Robert T Fitzsimons, Masayuki Nakamura, John F Reed, Brian Bone, Rhea J Sammons, Jerry Barnes, Jerod Fults
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Patent number: 10708989Abstract: A control unit controls a bidirectional switch so as to turn the switch from ON to OFF when an amount of time, varying according to a lighting level, passes since a starting point of a half cycle of an AC voltage. When a voltage between both terminals of a capacitive element, connected to a control terminal of the bidirectional switch, becomes equal to or greater than a threshold voltage, the bidirectional switch turns from OFF to ON A first charging/discharging regulator circuit and a second charging/discharging regulator circuit each make a rate of fall of the voltage between both of the terminals of the capacitive element when the bidirectional switch turns from ON to OFF lower than a rate of rise of the voltage between both of the terminals of the capacitive element when the bidirectional switch turns from OFF to ON.Type: GrantFiled: August 29, 2017Date of Patent: July 7, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tomohiro Miyake, Kiyoshi Goto, Kengo Miyamoto, Masayuki Nakamura