Patents Assigned to Keio University
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Patent number: 8895997Abstract: A plurality of electrodes, and carbon nanotubes disposed between the electrodes, at least part of the carbon nanotubes including a metal carbon nanotube are provided. The metal carbon nanotube generates heat upon passing of current to the electrodes and emits light by blackbody radiation, so that the emitted light has a wide emission wavelength region and can be modulated at high speed. This makes it possible to implement a continuum spectrum light source that can be modulated at high speed, which is suitable for use in information communication, electrical and electronic fields.Type: GrantFiled: April 1, 2011Date of Patent: November 25, 2014Assignee: Keio UniversityInventors: Hideyuki Maki, Youhei Yamauchi
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Patent number: 8877222Abstract: An object of the present invention is to provide an antibacterial medical equipment which has sufficient antibacterial activity in vivo and is excellent in compatibility with living tissues, and also can maintain antibacterial activity over a long period and has high safety. An antibacterial medical equipment characterized in that inositol phosphate is bonded to a Ca compound of a medical equipment whose surface is at least coated with a layer of the Ca compound, or a medical equipment comprising the Ca compound. The antibacterial medical equipment as described above, wherein silver ions are bonded to the inositol phosphate. A method for producing an antibacterial medical equipment, which comprises bringing a medical equipment whose surface is at least coated with a layer of a Ca compound, or a medical equipment comprising a Ca compound into contact with an aqueous solution of inositol phosphate to obtain an antibacterial medical equipment in which inositol phosphate is bonded to the Ca compound.Type: GrantFiled: May 19, 2010Date of Patent: November 4, 2014Assignees: Meiji University, Keio UniversityInventors: Mamoru Aizawa, Tomoyuki Hoshikawa, Ken Ishii, Haruki Funao
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Patent number: 8872609Abstract: The invention relates to an inductor element and an integrated circuit device where the efficiency of use of wire materials is high and noise interference through capacitive/inductive coupling from peripheral wires is low. Coil elements 1, 2 are provided in at least two adjacent layer levels having main wires which run in different directions so that each coil element 1 (2) is connected to a coil element 2 (1) in a different layer level so as to form one coil, and shield wires 3, 4 are connected to a power 5 either above or below or to the left or right of said coil elements 1, 2.Type: GrantFiled: February 19, 2010Date of Patent: October 28, 2014Assignee: Keio UniversityInventor: Tadahiro Kuroda
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Patent number: 8827166Abstract: The invention relates to a sealed semiconductor recording medium and a sealed semiconductor memory and provides at low cost a sealed semiconductor memory with high reliability that can allow wireless data communication to be carried out at high speed without interference. At least one semiconductor substrate is provided with a number of read only memory blocks having such a size that the maximum side is 20 mm or less in such a state that the read only memory blocks do not share a power source wire, wherein each of the above-described read only memory blocks has a coil for power reception and a coil for data communication, and data different from each other are written in the above-described read only memory blocks.Type: GrantFiled: May 27, 2010Date of Patent: September 9, 2014Assignee: Keio UniversityInventor: Tadahiro Kuroda
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Patent number: 8809362Abstract: To provide a marker for determining sensitivity of a patient to an anti-cancer agent, and novel cancer therapeutic means employing the marker. The marker for determining sensitivity to an anti-cancer agent is formed of one or more substances selected from the group consisting of a substance or a fragment thereof detected as an anion at m/z of 149.05 to 149.06, a substance or a fragment thereof detected as an anion at m/z of 152.99 to 153.00, a substance or a fragment thereof detected as a cation at m/z of 724.34 to 724.35, the peaks being determined by means of a mass spectrometer, glycerol 3-phosphate, dihydrobiopterin, GABA, lactic acid, asparagine, aspartic acid, 2-methylbutyroylcarnitine, 1-methyladenosine, and glutathione, and a substance involved in a metabolic pathway of any of these substances.Type: GrantFiled: October 29, 2010Date of Patent: August 19, 2014Assignees: Keio University, Kabushiki Kaisha Yakult HonshaInventors: Yusuke Tanigawara, Tetsuya Suzuki, Akito Nishimuta, Shinji Sugimoto, Yoshiaki Igarashi
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Publication number: 20140226167Abstract: Disclosed is a method for improving the calibration of multiple projector systems in Spatial Augmented Reality systems where multiple projectors are used to project images directly onto objects of interest. The methods and system described herein improve the calibration of multiple projector systems in order to improve the alignment and clarity of projected images by reducing ghosting that can occur with poorly aligned projectors. The system uses a planar photodiode and the projector is used to project a plurality of projection regions, such as scan lines, across the planar photodetector and calculating the position based on weighting measurements by the measured light intensity and projected images in SAR.Type: ApplicationFiled: February 6, 2014Publication date: August 14, 2014Applicants: Keio University, University of South AustraliaInventors: Ross Travers Smith, Guy Webber, Maki Sugimoto, Michael Robert Marner, Bruce Hunter Thomas
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Patent number: 8801772Abstract: Provided is a stent to be inserted into an in vivo organ having a tubular structure that allows a degree of freedom in design and excellent mechanical flexibility. A cylinder-shaped stent is inserted to be placed and used in the inner cavity of an in vivo tubular organ, wherein: the wall of the stent has a planar mesh pattern filled with a plurality of closed cells being adjacent to each other and having congruent shapes; the closed cells have point-symmetric parallel hexagonal shapes; all closed cells circumferentially adjacent to each other are congruent and similar in shape; two closed cells adjacent to each other sharing different sides form a substantially V-shaped member; and the vertex of each folded part in the substantially V-shaped member points to the circumferential direction.Type: GrantFiled: February 5, 2010Date of Patent: August 12, 2014Assignee: Keio UniversityInventors: Yasuhiro Shobayashi, Kazuo Tanishita, Satoshi Tateshima
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Patent number: 8765713Abstract: A marker for determining sensitivity of a patient to an anti-cancer agent, and novel cancer therapeutic means employing the marker, wherein the marker for determining sensitivity to an anti-cancer agent is a protein or a fragment, where in the protein or a fragment thereof exhibits a peak at m/z of 5,300 to 5,400, a peak at m/z of 6,130 to 6,230, a peak at m/z of 7,000 to 7,080 a peak at m/z of 7,840 to 7,920, a peak at m/z of 8,920 to 9,000, a peak at m/z of 12,440 to 12,560, a peak at m/z of 17,100 to 17,270, a peak at m/z of 18,290 to 18,470, a peak at m/z of 24,660 to 24,750, a peak at m/z of 35,980 to 36,290, a peak at m/z of 8,650 to 8,750, a peak at m/z of 9,100 to 9,200, a peak at m/z of 11,760 to 11,890, the peaks being determined by means of a mass spectrometer.Type: GrantFiled: October 29, 2010Date of Patent: July 1, 2014Assignees: Keio University, Kabushiki Kaisha Yakult HonshaInventors: Yusuke Tanigawara, Sayo Suzuki, Yusuke Ikoma, Akito Nishimuta, Tetsuya Suzuki, Shinji Sugimoto
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Patent number: 8747838Abstract: This invention relates to a method for isolating smooth muscle stem cells derived from mammalian smooth muscle comprising bringing mammalian smooth muscle cells into contact with a fluorescence-labeled anti-CD45 antibody, anti-CD34 antibody, and anti-CD49f antibody, and isolating cells that would not bind to the anti-CD45 antibody but would bind to the anti-CD34 antibody and the anti-CD49f antibody.Type: GrantFiled: April 13, 2009Date of Patent: June 10, 2014Assignee: Keio UniversityInventors: Tetsuo Maruyama, Masanori Ono
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Patent number: 8744349Abstract: The invention relates to a multi-stack semiconductor integrated circuit device where communication between semiconductor chips can be efficiently carried out by bypassing a number of chips. Each semiconductor chip that forms a multi-stack semiconductor integrated circuit device having a stack structure where four or more semiconductor chips having the same shape are stacked on top of each other is provided with: a first coil for transmission/reception for communication between chips over a long distance; and a second coil for transmission/reception for communication between chips over a short distance, of which the size is smaller than that of the above-described first coil for transmission/reception.Type: GrantFiled: October 8, 2010Date of Patent: June 3, 2014Assignee: Keio UniversityInventor: Tadahiro Kuroda
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Patent number: 8735152Abstract: The present invention has as its object developing a method that does not involve genomic modification and which yet is capable of inducing cell death in pluripotent stem cells such as embryonic stem cells and induced pluripotent stem cells, as well as in differentiated cells other than cardiomyocytes derived from pluripotent stem cells, but not in cardiomyocytes. It has been revealed that by establishing a method capable of inducing cell death in cells other than cardiomyocytes in a very efficient manner by adding a substance having no recognized inherent toxicity or cell death inducing action to the culture conditions for pluripotent stem cells and non-cardiomyocytes, the stated problem can be solved without relying upon genomic modification.Type: GrantFiled: March 29, 2010Date of Patent: May 27, 2014Assignees: Daiichi Sankyo Company, Limited, Keio UniversityInventors: Fumiyuki Hattori, Keiichi Fukuda
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Patent number: 8729176Abstract: A process is disclosed wherein ricinoleic acid from petroleum alternative vegetable castor oil that has a hydroxyl group at the 12-position or a derivative thereof (an ester or a hydrogenated compound thereof) is polymerized in the presence of a synthetic zeolite and an immobilized lipase at around normal temperature without using any harmful polymerization catalysts or organic solvents which can cause environmental pollution whereby a polyester useful in the industry that has a weight average molecular weight of 20,000 or more is obtained. This high-molecular weight polyester is crosslinked to give a crosslinked elastomer that is comparable to synthetic rubbers.Type: GrantFiled: September 4, 2007Date of Patent: May 20, 2014Assignee: Keio UniversityInventors: Hiroki Ebata, Shuichi Matsumura
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Patent number: 8709816Abstract: The present invention relates to a method for diagnosing, and treating renal disease in a patient by having a test performed for detecting or quantifying one or more renal disease markers present in a test blood sample from the patient; and administering treatment to improve renal function. In particular embodiments, the test performed quantifies cis-aconitate, and the patient is identified as having the renal disease when a concentration of cis-aconitate present in the patient's test blood sample is higher than that of a control. Methods of the present invention can allow diagnosis and treatment of patients with early stage renal disease, such as early stage renal failure. Another aspect of the present invention relates to methods for screening for a prophylactic/therapeutic agent for treating renal disease using one or more renal disease markers.Type: GrantFiled: September 3, 2010Date of Patent: April 29, 2014Assignees: Tohoku University, Keio UniversityInventors: Takaaki Abe, Tomoyoshi Soga
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Patent number: 8704609Abstract: An electronic circuit includes: a first substrate having a first coil and a first transmission circuit connected to the first coil that asynchronously outputs the signal to the first coil; a second substrate having a second coil at a position corresponding to the first coil that forms a communication channel with the first coil to receive the signal and a third coil connected to the second coil by a wire on the substrate and transmits the signal; and a third substrate having a fourth coil at a position corresponding to the third coil that forms a communication channel with the third coil and a first reception circuit connected to the fourth coil to asynchronously receive the signal. The substrates are stacked on one another, and the first transmission circuit changes a current to the first coil each time a logical value of transmission data changes.Type: GrantFiled: September 8, 2009Date of Patent: April 22, 2014Assignee: Keio UniversityInventor: Tadahiro Kuroda
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Patent number: 8704627Abstract: The invention relates to an inductor element, an integrated circuit device and a three-dimensional circuit device where a wire passes through the opening of a coil so that the efficiency in the use of wires is high. Coil elements are provided in the main direction of wires in at least two adjacent layer levels having different main directions of wires, and the coil elements are connected to coil elements formed in different layer levels so that a single coil is formed.Type: GrantFiled: May 12, 2009Date of Patent: April 22, 2014Assignee: Keio UniversityInventor: Tadahiro Kuroda
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Patent number: 8697136Abstract: The present invention provides a film composition effective for correcting irregularities on the skin surface, which has stretchability and flexibility as a result of crosslinkable protein microparticles in the film composition being crosslinked by transglutaminase, as well as superior air permeability and moisture evaporation properties as a result of forming a film with the crosslinkable protein microparticles.Type: GrantFiled: January 14, 2009Date of Patent: April 15, 2014Assignees: Shiseido Company, Ltd., Keio UniversityInventors: Haruma Kawaguchi, Akiko Sudo, Yuichiro Mori, Katsuhiko Yagi, Takashi Oka
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Publication number: 20140100050Abstract: An aspect of the invention relates to a golf swing analyzing apparatus, comprising: an arithmetic section operating to use the output of an inertial sensor to calculate bending moment acting on the golf club, the inertial sensor being attached to the golf club.Type: ApplicationFiled: October 1, 2013Publication date: April 10, 2014Applicants: Keio University, Seiko Epson CorporationInventors: Ken OTA, Kazuhiro SHIBUYA
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Publication number: 20140100049Abstract: An aspect of the invention relates to a golf swing analyzing apparatus, comprising: an arithmetic section operating to process the output of a first inertial sensor and the output of a second inertial sensor to calculate a relative angle between a forearm of a golfer and a golf club, the first inertial sensor being attached to a portion of the upper body of the golfer, the second inertial sensor being attached to the golf club.Type: ApplicationFiled: October 1, 2013Publication date: April 10, 2014Applicants: Keio University, Seiko Epson CorporationInventors: Ken OTA, Kazuhiro SHIBUYA
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Publication number: 20140100048Abstract: An aspect of the invention relates to a golf swing analyzing apparatus, comprising: a first arithmetic section operating to use an output from a first inertial sensor and an output from a second inertial sensor to calculate a first energy amount, the first inertial sensor being attached to a portion of an upper body of a golfer, the second inertial sensor being attached to a golf club, the first energy amount being generated in the upper body of the golfer; a second arithmetic section operating to use the output from the first inertial sensor and the output from the second inertial sensor to calculate a second energy amount transferred to the golf club from the upper body of the golfer; and a processing section calculating an energy transferring ratio of an energy transferred from the upper body of the golfer to the golf club based on a ratio of the second energy amount to the first energy amount.Type: ApplicationFiled: October 1, 2013Publication date: April 10, 2014Applicants: Keio University, Seiko Epson CorporationInventors: Ken OTA, Kazuhiro SHIBUYA
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Publication number: 20140062681Abstract: An analysis system includes: an electronic device that is attached to an upper body of a swimmer; and an analysis apparatus. The electronic device includes: an acceleration sensor that detects acceleration in a gravity direction in a state where the swimmer stands erect; and a first communication unit that transmits acceleration data indicating the acceleration detected by the acceleration sensor to the analysis apparatus. The analysis apparatus includes: a second communication unit that receives the acceleration data from the electronic device; and a control unit that determines whether the swimmer is in a swimming state or the swimmer is in a resting state, based on the acceleration data received by the second communication unit.Type: ApplicationFiled: August 27, 2013Publication date: March 6, 2014Applicants: Keio University, Seiko Instruments Inc.Inventors: Keisuke TSUBATA, Akira TAKAKURA, Yuji OHGI