Patents by Inventor Yoshio Umezawa
Yoshio Umezawa 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: 9832983Abstract: A dual-bearing reel includes a reel body, a spool rotatably held between side plates, and a brake unit configured to brake the spool. The brake unit includes a cover portion, a first regulator and a second regulator. The cover portion has a first circumferential part and a second circumferential part, and is mounted to the reel body. The first regulator and the second regulator are covered with the cover portion. The first circumferential part has a first opening exposing at least a part of the first regulator therethrough, whereas the second circumferential part has a second opening exposing at least a part of the second regulator therethrough. The reel body has a first restriction part covering the first opening.Type: GrantFiled: May 27, 2015Date of Patent: December 5, 2017Assignee: Shimano Inc.Inventors: Akira Niitsuma, Yoshio Umezawa, Satoshi Fujii, Takeshi Fujiwara, Takanori Maruoka
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Publication number: 20160015015Abstract: A dual-bearing reel includes a reel body, a spool rotatably held between side plates, and a brake unit configured to brake the spool. The brake unit includes a cover portion, a first regulator and a second regulator. The cover portion has a first circumferential part and a second circumferential part, and is mounted to the reel body. The first regulator and the second regulator are covered with the cover portion. The first circumferential part has a first opening exposing at least a part of the first regulator therethrough, whereas the second circumferential part has a second opening exposing at least a part of the second regulator therethrough. The reel body has a first restriction part covering the first opening.Type: ApplicationFiled: May 27, 2015Publication date: January 21, 2016Inventors: Akira NIITSUMA, Yoshio UMEZAWA, Satoshi FUJII, Takeshi FUJIWARA, Takanori MARUOKA
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Patent number: 8994598Abstract: A GPS loop antenna attached to the front windshield of a vehicle to receive a circularly polarized wave which is improved in reception performance, that is, a loop antenna comprised of a loop-shaped antenna conductor receiving a circularly polarized wave, feed terminals connected to the two ends of the antenna conductor, and a parasitic element positioned near the antenna conductor and made of a conductor independent of the antenna conductor, all arranged on a sheet-like transparent film, wherein a looping line conductor is arranged around the loop antenna on the film. It is sufficient if the total length of the line conductor is about three times the antenna conductor.Type: GrantFiled: October 21, 2008Date of Patent: March 31, 2015Assignee: Fujitsu Ten LimitedInventors: Kazushige Ogino, Yoshio Umezawa
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Patent number: 8748117Abstract: Probe 1 for detection and quantification of nitric oxide, which comprises two subunits 21 and 22 of soluble guanylate cyclase 2 and cGMP-visualization probes 3 respectively connected with each subunit, wherein the cGMP-visualization probe generates signal upon recognizing guanosine 3?,5?-cyclic monophospate.Type: GrantFiled: May 9, 2011Date of Patent: June 10, 2014Assignee: Japan Science and Technology AgencyInventors: Yoshio Umezawa, Moritoshi Sato
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Patent number: 8666581Abstract: A bicycle motor control apparatus includes a bicycle crank position detecting device, a bicycle crank position determining section, a stop determining section and a motor control section. The bicycle crank position detecting device detects a position of a bicycle crank. The bicycle crank position determining section determines if the bicycle crank is in a prescribed region including a bottom dead center position based on a detection result from the bicycle crank position detecting device. The stop determining section that determines a stopped state indicative of at least one a bicycle crank stopped state and a bicycle stopped state. The motor control section selectively outputs a motor driving command and stops the output of the motor driving command during a period in which the bicycle crank position determining section determines that the bicycle crank is in the prescribed region and the stop determining section determines that the stopped state exists.Type: GrantFiled: July 18, 2012Date of Patent: March 4, 2014Assignee: Shimano Inc.Inventors: Toshikuni Suzuki, Yoshio Umezawa, Bungo Sasaki
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Patent number: 8658777Abstract: It is an object of the invention to provide novel approaches capable of detecting activated protease and also detecting protease activation on real time at a high sensitivity in a noninvasive manner. By the method for detecting activated protease of the invention, an indicator in a circular form comprising the C-half fragment of luciferase (Luc-C) and the N-half fragment of luciferase (Luc-N) linked together through a substrate peptide for a protease is introduced in an in vitro assay system or in cells. Upon digestion of the substrate peptide by the protease, Luc-N and Luc-C together reconstructs active luciferase, so that the activated protease can be detected by assaying the luminescence signal from the luciferase.Type: GrantFiled: May 9, 2008Date of Patent: February 25, 2014Assignees: The University of Tokyo, Inter-University Research Institute Corporation National Institutes of Natural SciencesInventors: Yoshio Umezawa, Takeaki Ozawa, Akira Kanno
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Publication number: 20130030629Abstract: A bicycle motor control apparatus includes a bicycle crank position detecting device, a bicycle crank position determining section, a stop determining section and a motor control section. The bicycle crank position detecting device detects a position of a bicycle crank. The bicycle crank position determining section determines if the bicycle crank is in a prescribed region including a bottom dead center position based on a detection result from the bicycle crank position detecting device. The stop determining section that determines a stopped state indicative of at least one a bicycle crank stopped state and a bicycle stopped state. The motor control section selectively outputs a motor driving command and stops the output of the motor driving command during a period in which the bicycle crank position determining section determines that the bicycle crank is in the prescribed region and the stop determining section determines that the stopped state exists.Type: ApplicationFiled: July 18, 2012Publication date: January 31, 2013Applicant: SHIMANO INC.Inventors: Toshikuni SUZUKI, Yoshio UMEZAWA, Bungo SASAKI
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Patent number: 8124424Abstract: The claimed invention comprises a single molecule-format bioluminescent probe for detecting a target-specific ligand in a living cell, which comprises, a ligand-binding molecule of which conformation is changed upon binding to the ligand, wherein the ligand-binding molecule comprises a ligand-binding domain (LBD) of a nuclear receptor and an LBD-interacting domain that is a co-activator peptide of said nuclear receptor, and an N-terminal polypeptide and a C-terminal polypeptide of a click beetle luciferase (N-CBLuc and C-CBLuc), which flank each end of the ligand-binding molecule, respectively, wherein the N-CBLuc and the C-CBLuc self-complement to generate a luminescent signal only upon binding of the ligand to the ligand-binding molecule.Type: GrantFiled: January 15, 2008Date of Patent: February 28, 2012Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Yoshio Umezawa, Moritoshi Sato, Hiroaki Tao, SungBae Kim
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Patent number: 8124417Abstract: A method is herein presented for analyzing nucleobases on a single molecular basis (a single molecule detection), which comprises scanning a molecular tip chemically modified with the complementary nucleobase on the nucleobases, and measuring the tunneling currents between the scanned nucleobases and the molecular tips with scanning tunneling microscopy.Type: GrantFiled: December 28, 2005Date of Patent: February 28, 2012Assignee: Japan Science and Technology AgencyInventors: Yoshio Umezawa, Takahito Ohshiro
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Publication number: 20110312014Abstract: Probe 1 for detection and quantification of nitric oxide, which comprises two subunits 21 and 22 of soluble guanylate cyclase 2 and cGMP-visualization probes 3 respectively connected with each subunit, wherein the cGMP-visualization probe generates signal upon recognizing guanosine 3?,5?-cyclic monophospate.Type: ApplicationFiled: May 9, 2011Publication date: December 22, 2011Inventors: Yoshio Umezawa, Moritoshi Sato
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Publication number: 20100297620Abstract: It is an object of the invention to provide novel approaches capable of detecting activated protease and also detecting protease activation on real time at a high sensitivity in a noninvasive manner. By the method for detecting activated protease of the invention, an indicator in a circular form comprising the C-half fragment of luciferase (Luc-C) and the N-half fragment of luciferase (Luc-N) linked together through a substrate peptide for a protease is introduced in an in vitro assay system or in cells. Upon digestion of the substrate peptide by the protease, Luc-N and Luc-C together reconstructs active luciferase, so that the activated protease can be detected by assaying the luminescence signal from the luciferase.Type: ApplicationFiled: May 9, 2008Publication date: November 25, 2010Inventors: Yoshio Umezawa, Takeaki Ozawa, Akira Kanno
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Publication number: 20100273150Abstract: This application aims to provide a single molecule-format probe for detecting a target-specific ligand easily and accurately as an index of the presence or absence of a signal. The invention is a single molecule-format bioluminescent probe for detecting a target-specific ligand in a living cell, which comprises, a ligand-binding molecule of which conformation is changed upon binding to the ligand, and an N-terminal polypeptide (N-LE) and a C-terminal polypeptide (C-LE) of a luminescent enzyme (LE), which are linked to each end of the ligand-binding molecule, respectively, wherein the N-LE and the C-LE self-complement to generate a luminescent signal only upon binding of the ligand to the ligand-binding molecule. The ligand-binding molecule is a fusion molecule carrying a ligand-binding domain (LBD) and an LBD-interacting domain or peptide that interacts with the LBD upon binding of the ligand to the LBD.Type: ApplicationFiled: January 15, 2008Publication date: October 28, 2010Inventors: Yoshio Umezawa, Moritoshi Sato, Hiroaki Tao, SungBae Kim
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Publication number: 20100231468Abstract: A GPS loop antenna attached to the front windshield of a vehicle to receive a circularly polarized wave which is improved in reception performance, that is, a loop antenna comprised of a loop-shaped antenna conductor receiving a circularly polarized wave, feed terminals connected to the two ends of the antenna conductor, and a parasitic element positioned near the antenna conductor and made of a conductor independent of the antenna conductor, all arranged on a sheet-like transparent film, wherein a looping line conductor is arranged around the loop antenna on the film. It is sufficient if the total length of the line conductor is about three times the antenna conductor.Type: ApplicationFiled: October 21, 2008Publication date: September 16, 2010Inventors: Kazushige Ogino, Yoshio Umezawa
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Publication number: 20100221719Abstract: A convenient and highly accurate method for detecting protein nuclear transport induced by an endogenous or exogenous substance in local areas of living cells or animals is provided. The method uses a pair of probes for detecting protein nuclear transport, comprising Probe I and Probe II. In Probe I, a protein whose nuclear transport is to be detected or quantified is connected to an N-terminal end or a C-terminal end of a fusion protein [intein-C/reporter protein-C] wherein at least a C-terminal side polypeptide of an intein and a C-terminal side polypeptide of a reporter protein are connected in this order, and in Probe II, a nuclear localization signal is connected to an N-terminal end or a C-terminal end of a fusion protein [reporter protein-N/intein-N] wherein at least the remaining N-terminal side polypeptide of the reporter protein and the remaining N-terminal side polypeptide of the intein are connected in this order.Type: ApplicationFiled: January 19, 2010Publication date: September 2, 2010Inventors: Yoshio Umezawa, Takeaki Ozawa
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Publication number: 20100184619Abstract: A method for analyzing an organelle-localized protein, which enables one to determine whether or not a test protein localizes to an organelle, comprising the steps of: (a) a step of introducing a fusion peptide (a), which comprises one half-peptide of an intein, one half-peptide of a fluorescent protein and an organelle-targeting signal peptide, into a eukaryotic cell; (b) a step of introducing a test protein bound to a fusion peptide (b), which comprises the other half-peptide of the fluorescent protein and the other half-peptide of the intein, into the eukaryotic cell; and (c) a step of detecting fluorescence signal emitted by the fluorescent protein, and a material for analysis to be used in such method are provided.Type: ApplicationFiled: January 21, 2010Publication date: July 22, 2010Inventors: Yoshio Umezawa, Takeaki Ozawa
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Patent number: 7623080Abstract: A loop antenna able to be mounted on the rear window of a vehicle provided with a defogger, that is, a loop antenna to be mounted on a rear window provided with a defogger having electrodes arranged in the vertical direction at the two ends and a plurality of electrical heating wires bridging the electrodes in the horizontal direction, wherein an antenna element forming a loop is made polygonal in shape, two power feed terminals of the loop antenna are provided at positions a predetermined distance away from the midpoint of the bottom of the antenna element, constituted by one side, in the vertical direction, a distance between the power feed terminals and bottom is formed smaller than the distance between adjoining electrical heating wires of the defogger, and the loop antenna is mounted on the rear window between the adjoining electrical heating wires. The polygonal shape may be a triangular shape.Type: GrantFiled: November 28, 2006Date of Patent: November 24, 2009Assignee: Fujitsu Ten LimitedInventors: Kazushige Ogino, Yoshio Umezawa, Katsuhiro Tsuruta, Akihiro Fujiwara
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Publication number: 20090208970Abstract: A probe for detection and quantification with high accuracy in a noninvasive manner as to where and when inositol-1,4,5-trisphosphate is generated in living cells, and a method for detecting and quantifying inositol-1,4,5-trisphosphate using the probe.Type: ApplicationFiled: May 17, 2005Publication date: August 20, 2009Inventors: Yoshio Umezawa, Moritoshi Sato
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Publication number: 20090155917Abstract: A method is herein presented for analyzing nucleobases on a single molecular basis (a single molecule detection), which comprises scanning a molecular tip chemically modified with the complementary nucleobase on the nucleobases, and measuring the tunneling currents between the scanned nucleobases and the molecular tips with scanning tunneling microscopy.Type: ApplicationFiled: December 28, 2005Publication date: June 18, 2009Inventors: Yoshio Umezawa, Takahito Ohshiro
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Publication number: 20090123954Abstract: The present invention provides ligand detection means capable of exhibiting two-dimensional information (wavelength and intensity of luminescent signal) responding to multiple signals triggered by a ligand via a target protein, while taking advantage of the merit of the single-molecule-format bioluminescent probe. The present invention could provide a luminescent probe set which is comprised of a fusion protein comprising a ligand recognition protein and a molecular recognition domain to which the ligand recognition protein bind upon conformational change, wherein the fusion protein is sandwiched between split Lighting Enzyme fragments, the probe set can emit multiple luminescence by utilizing Lighting Enzymes emitting lights with multiple wavelength, wherein these multiple components can be tandemly arranged by using C-terminal fragment of the Lighting Enzyme.Type: ApplicationFiled: February 4, 2008Publication date: May 14, 2009Applicant: National Institute of Advanced Industrial Science and TechnologyInventors: Sung Bae KIM, Hiroaki TAO, Yoshio UMEZAWA
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Publication number: 20090113563Abstract: A probe for detecting an agonist or an antagonist to a nuclear receptor, in which, at least, a ligand-recognition site containing a ligand-binding domain of the nuclear receptor is connected with a binding-responsive site containing a peptide chain that specifically binds to a coactivator-binding site in the ligand-binding domain by a flexible linker to construct a fusion structure [ligand-recognition site/linker/binding-responsive site], and two reporters are connected with the respective ends of the fusion structure.Type: ApplicationFiled: February 14, 2005Publication date: April 30, 2009Inventors: Yoshio Umezawa, Moritoshi Sato