Patents Assigned to Tokai University Educational System
  • Publication number: 20120028347
    Abstract: It is an object of the present invention to provide an agent for suppressing the replication of HIV, which comprises a human CD4-recognizing antibody.
    Type: Application
    Filed: January 21, 2010
    Publication date: February 2, 2012
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Masataka Takekoshi, Fumiko Takekoshi
  • Publication number: 20120015837
    Abstract: An object of the present invention is to provide a method for diagnosing endometrial cancer by comprehensively analyzing the glycan structures of glycoprotein with the normal endometrium and endometrial cancers (well-differentiated/poorly-differentiated), using the lectin microarray system. The present invention provides a method for diagnosing or determining the state of normal endometrium or endometrial cancer/cancer stages by glycan profiling using a structure of a glycoprotein in a sample as an indicator.
    Type: Application
    Filed: January 27, 2011
    Publication date: January 19, 2012
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Mikio MIKAMI, Akihiro UMEZAWA
  • Publication number: 20120004457
    Abstract: An object of the present invention is to provide a novel method for producing a peptide utilizing a ligation reaction in which ligation efficiency is excellent and side reactions to other functional groups in the peptide are hard to occur, in comparison with the conventional native chemical ligation methods utilizing the thiol auxiliary group. The present invention provides a method for producing a peptide which comprises a step of causing a first peptide and a second peptide to react in the presence of a reducing agent to obtain a ligated product of the first peptide and the second peptide, wherein the first peptide contains, at the C-terminal end, an amino acid derivative having a thioester group, and the second peptide contains, at the N-terminal end, a serine or threonine derivative having a thiol auxiliary group.
    Type: Application
    Filed: October 6, 2009
    Publication date: January 5, 2012
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Hironobu Hojo, Yoshiaki Nakahara
  • Patent number: 8088995
    Abstract: An ionic liquid which is high in ionic conductivity and high in safety without an anxiety of ignition or the like and an electrolyte composition containing the same are provided. The present invention concerns an electrolyte composition for photoelectric conversion device, containing a quaternary phosphonium salt ionic liquid represented by the following formula (1). A viscosity at 25° C. of this ionic liquid is preferably not more than 200 mPa·sec. In the formula (1), it is preferable that the alkoxyalkyl group is a methoxymethyl group, and all of the alkyl groups are an ethyl group. In the formula, R1 represents a linear alkyl group or a branched alkyl group each having from 1 to 6 carbon atoms; R2 represents a methyl group or an ethyl group; n represents an integer of from 1 to 6; and X represents N(SO2CF3)2 or N(CN)2.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: January 3, 2012
    Assignees: Tokai University Educational System, Nippon Chemical Industrial Co., Ltd.
    Inventors: Yoshihito Kunugi, Katsuhiko Tsunashima
  • Patent number: 8085040
    Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: December 27, 2011
    Assignees: Tokai University Educational System, Toshiba Medical Systems Corporation
    Inventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
  • Publication number: 20110312914
    Abstract: The present invention provides a carbon monoxide removal agent that can be easily administered to a patient by injection or orally. The carbon monoxide removal agent of the present invention contains, as an active ingredient, an inclusion complex in which a cyclodextrin dimer represented by chemical formula (1) below includes a water-soluble metalloporphyrin. (In the formula, m represents either of number 1 or 2 and n represents any of number 1, 2, or 3.
    Type: Application
    Filed: August 25, 2011
    Publication date: December 22, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, THE DOSHISHA
    Inventors: Koji KANO, Hiroaki KITAGISHI, Shigeru NEGI, Akiko KIRIYAMA, Akino HONBO, Akira KAWAGUCHI, Hideo TSUKADA
  • Patent number: 8063238
    Abstract: Highly polymerizable diamine compounds having a phosphorylcholine group are disclosed. High-molecular weight polymers are obtained from the highly polymerizable diamine compound having a phosphorylcholine group as a monomer, and the polymers have improved mechanical strength, water resistance and heat resistance while maintaining excellent biocompatibility and processability of MPC polymers. Processes for producing the polymers are disclosed. The diamine compounds having a phosphorylcholine group are represented by Formula (I). The polymers contain at least 1 mol % of a specific structural unit with a phosphorylcholine group represented by Formula (II) and have a number average molecular weight of not less than 5,000. In the processes, the diamine compound is used as a monomer.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: November 22, 2011
    Assignees: Tokai University Educational System, Tokyo Medical and Dental University
    Inventors: Yu Nagase, Naoya Shimoyamada, Yasuhiko Iwasaki, Kazuhiko Ishihara
  • Publication number: 20110250763
    Abstract: A plasma oxidation method includes the steps of: generating oxygen-containing plasma with a process gas containing oxygen; applying a bias voltage to a substrate placed on a stage; and radiating positive ions and negative ions in the oxygen-containing plasma onto the substrate so as to perform plasma oxidation of the substrate while controlling a bias potential of the substrate in such a manner that a maximum value Vmax and a minimum value Vmin of the bias potential and a plasma potential Vp satisfy a following relationship: Vmin<Vp<Vmax.
    Type: Application
    Filed: April 12, 2011
    Publication date: October 13, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, FUJIFILM CORPORATION
    Inventors: Shuji TAKAHASHI, Haruo SHINDO
  • Publication number: 20110247995
    Abstract: A dry etching method includes the steps of: supplying process gas to an interior of a vacuum vessel and supplying high-frequency power for plasma generation to an electrode of a plasma generation unit disposed in the vacuum vessel so as to generate plasma; and applying a high-frequency bias voltage to a substrate which is a member to be etched so as to carry out etching of the substrate, wherein the etching is carried out while applying the high-frequency bias voltage in which a self-bias voltage Vdc of a substrate bias voltage is not less than 0 Volts, by adopting a composition using a high-frequency power source for bias which is transformer-coupled to the substrate and a direct current power source for bias which is connected in series to a secondary side of a transformer so as to apply the substrate bias voltage in which a high-frequency voltage and a direct current voltage are superimposed, to the substrate from these power sources via the transformer.
    Type: Application
    Filed: April 12, 2011
    Publication date: October 13, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, FUJIFILM CORPORATION
    Inventors: Shuji TAKAHASHI, Haruo SHINDO
  • Publication number: 20110184148
    Abstract: An object of the present invention is to provide a method for synthesizing a peptide thioester by using a compound that can be easily obtained within a relatively short time under conditions in which a side reaction is unlikely to occur. In the present invention, a thioester bond is formed by elongating a peptide chain using N-alkyl cysteine as the C-terminal amino acid according to the Fmoc method, carrying out deprotection, and then causing the peptide bond to undergo N—S transfer to the thiol group of N-alkyl cysteine under weak acidic conditions.
    Type: Application
    Filed: October 5, 2007
    Publication date: July 28, 2011
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Hironobu Hojo, Yoshiaki Nakahara
  • Publication number: 20110083744
    Abstract: An ionic liquid which is high in ionic conductivity and high in safety without an anxiety of ignition or the like and an electrolyte composition containing the same are provided. The present invention concerns an electrolyte composition for photoelectric conversion device, containing a quaternary phosphonium salt ionic liquid represented by the following formula (1). A viscosity at 25° C. of this ionic liquid is preferably not more than 200 mPa·sec. In the formula (1), it is preferable that the alkoxyalkyl group is a methoxymethyl group, and all of the alkyl groups are an ethyl group. In the formula, R1 represents a linear alkyl group or a branched alkyl group each having from 1 to 6 carbon atoms; R2 represents a methyl group or an ethyl group; n represents an integer of from 1 to 6; and X represents N(SO2CF3)2 or N(CN)2.
    Type: Application
    Filed: August 22, 2008
    Publication date: April 14, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, NIPPON CHEMICAL INDUSTRIAL CO., LTD.
    Inventors: Yoshihito KUNUGI, Katsuhiko TSUNASHIMA
  • Publication number: 20110037466
    Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.
    Type: Application
    Filed: October 21, 2010
    Publication date: February 17, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, TOSHIBA MEDICAL SYSTEMS CORPORATION
    Inventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
  • Publication number: 20110028470
    Abstract: The present invention provides a method for diagnosing schizophrenia, and a schizophrenia diagnostic reagent or device for use in the method. The present invention further provides a therapeutic or ameliorating agent for schizophrenia, which is effective for the treatment or amelioration of schizophrenia. The therapeutic or ameliorating agent for schizophrenia contains a carbonyl scavenger or a carbonyl-modified protein formation inhibitor as an active ingredient. The method for diagnosing schizophrenia according to the present invention includes measuring at least one parameter in a subject, the parameter being selected from the group consisting of: (1) a genetic abnormality of glyoxalase I gene; (2) the expression level or activity of glyoxalase I in a biological sample; (3) the amount of a carbonyl compound or a carbonyl-modified protein that is a protein modified with the carbonyl compound; and (4) the amount of pyridoxal in a biological sample.
    Type: Application
    Filed: July 31, 2008
    Publication date: February 3, 2011
    Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, RENASCIENCE CO., LTD., MEDICAL & BIOLOGICAL LABORATORIES CO., LTD.
    Inventors: Masanari Itokawa, Toshio Miyata, Makoto Arai
  • Patent number: 7880464
    Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.
    Type: Grant
    Filed: September 10, 2007
    Date of Patent: February 1, 2011
    Assignees: Tokai University Educational System, Toshiba Medical Systems Corporation
    Inventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
  • Publication number: 20110021579
    Abstract: It is an objective of the present invention to provide a novel peritoneal membrane protecting agent which can effectively suppress deterioration of peritoneal functions in long-term peritoneal dialysis (PD) patients and the like. The present invention provides a peritoneal membrane protecting agent comprising a pyridoxine or a salt thereof, as an active ingredient.
    Type: Application
    Filed: September 3, 2010
    Publication date: January 27, 2011
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Toshio MIYATA, Takatoshi KAKUTA
  • Publication number: 20110010010
    Abstract: A robot safety device, which is provided between a drive shaft of a robot and an actuator for driving the drive shaft and prevents unexpected action to a user positioned around the robot, and in which such a possibility that a robot damages a person is detected and the detection is utilized as a trigger to quickly stop the driving force for the robot. The device is provided with a transmission part which transmits to the drive shaft an output from the actuator, an acceleration operation corresponding part which mechanically generates corresponding to the transmission accelerating operation of the transmission part caused by the actuator, regulation auxiliary force for regulating the operation of the transmission part caused by the output from the actuator, and a regulation part which is driven by the regulation auxiliary force generated by the accelerating operation corresponding part and regulates the operation of the transmission part.
    Type: Application
    Filed: February 25, 2009
    Publication date: January 13, 2011
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Yoshihiro Kai, Tatsuya Adachi, Yusuke Okudaira
  • Publication number: 20100331189
    Abstract: A growth promoter according to the present invention that can be applied to a plant other than solanaceous plants is a plant growth promoter utilizing potato cyst nematodes and contains a fatty acid dialkanolamide represented by the following general formula (1) as a substance that acts on the potato cyst nematodes: R—CO—N(—R?—OH)(—R?—OH)??(1) (in the general formula (1), R represents an alkyl group that has 1 to 20 carbon atoms and may be substituted, and R? and R? may be the same or different from each other and each represent an alkylene group that has 1 to 10 carbon atoms and may be substituted). When the plant growth promoter of the present invention is sprayed on the soil where the eggs of potato cyst nematodes are present, potato cyst nematodes hatched by the effect of the above-described fatty acid dialkanolamide contained in the plant growth promoter promote the growth of a non-host plant.
    Type: Application
    Filed: February 24, 2009
    Publication date: December 30, 2010
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Akio Fukuzawa, Keita Fukui, Souhei Okumura
  • Publication number: 20100324271
    Abstract: It is an object of the present invention to provide antibodies which recognize non-reducing mannose residues. The present invention provides antibodies recognizing non-reducing mannose residues, which are obtained through screening of phage-display library of human scFvs by using, as an antigen, Man3-DPPE which is an artificial glycolipid synthesized from mannotriose and dipalmitoylphosphatidylethanolamine by reductive amination.
    Type: Application
    Filed: May 17, 2007
    Publication date: December 23, 2010
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Yoko Yamaguchi, Munehiro Nakata, Keiko Sakai, Yoshitaka Shimizu, Ayano Takasaki, Tomoki Chiba, Yu Kusada, Nobuyoshi Shimizu, Atsushi Takayanagi
  • Publication number: 20100277787
    Abstract: Disclosed is an electrochromic display device comprising: a first and a second substrates; a first and a second electrodes; and an electrochromic composition layer, wherein the device is of a passive matrix drive where the a display and an erasion are performed by an energization in reverse directions between the electrodes, the first and the second electrodes respectively comprise a plurality of electrodes, a pixel is formed where the electrodes are in a grade separated crossing, and the display is performed by voltage application processing where: (i) the first electrode is set as negative, and the second electrode is set as positive, to apply a voltage of a first potential difference, immediately followed by (ii) the first electrode being set as positive, and the second electrode being set as negative, to apply a voltage of a second potential difference equal to or more than the first potential difference.
    Type: Application
    Filed: April 29, 2010
    Publication date: November 4, 2010
    Applicants: Funai Electric Advanced Applied Technology Research Institute Inc., Tokai University Educational System, Funai Electric Co., Ltd.
    Inventors: Toshimi Fukuoka, Wu Weng, Tetsuya Higuchi, Masao Suzuki, Rikuo Takano, Makoto Omodani
  • Publication number: 20100272538
    Abstract: A fastening body structure having a screw member which uses a module screw having a countersunk head and also uses, together with the module screw, a washer made of a shape memory alloy. With this structure, the washer does not expand even if subjected to large fastening force in fastening of a part to be fastened and in which the washer can be easily removed when the screw fastening is released. The fastening body structure fastens and fixes a desired part to the installation section by using the screw member having the module screw and the washer made of a shape memory alloy. The module screw has a male screw used as a pair with a female screw thread section formed in the installation section, and also has the countersunk head. The washer made of a shape memory alloy has an inner diameter corresponding to the module screw. An irregular surface section is formed on a slope surface at the lower part of the head of the module screw or on that surface of the washer makes contact with the screw.
    Type: Application
    Filed: November 28, 2008
    Publication date: October 28, 2010
    Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEM
    Inventors: Kazunari Yoshida, Masahiro Nakanishi