Patents Assigned to Kochi University
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Patent number: 8999877Abstract: This invention provides a fine particle composite comprising fine powder of a sulfide or sulfide complex comprising a given element. The fine particle composite is obtained by a method for producing a fine particle composite comprising fine powder of a sulfide or sulfide complex comprising at least one element selected from the group consisting of molybdenum (Mo), rhodium (Rh), ruthenium (Ru), and rhenium (Re). Such method comprises steps of: preparing a solvent mixture from at least one compound containing an element selected from among molybdenum (Mo), rhodium (Rh), ruthenium (Ru), rhenium (Re), and sulfur (S); and subjecting the solvent mixture to a hydrothermal or solvothermal reaction. The resulting fine particle composite comprises fine particles of a sulfide or sulfide complex comprising at least one element selected from the group consisting of molybdenum (Mo), rhodium (Rh), ruthenium (Ru), and rhenium (Re).Type: GrantFiled: September 12, 2008Date of Patent: April 7, 2015Assignees: Toyota Jidosha Kabushiki Kaisha, National University Corporation Kochi UniversityInventors: Sumio Kamiya, Tatsuo Shou, Yukinobu Kato, Noboru Otake, Kazumichi Yanagisawa, Wuxing Zhang
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Patent number: 8927236Abstract: It is an objective of the present invention to provide a process for efficiently producing poly-?-glutamic acid having a high L-glutamic acid content and excellent quality. The process for producing poly-?-glutamic acid according to the present invention is characterized in using a bacterium belonging to species Bacillus megaterium.Type: GrantFiled: January 31, 2007Date of Patent: January 6, 2015Assignee: Kochi UniversityInventors: Makoto Ashiuchi, Kazuki Shimizu
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Publication number: 20140335356Abstract: Problem. Provided are a method for synthesizing spherical porous titanium oxide nanoparticles, which is easy to operate, does not take a long time for synthesis, and can easily adjust the particle diameter and the pore diameter of the spherical porous titanium oxide nanoparticles in accordance with the application thereof; spherical porous titanium oxide nanoparticles produced by the synthesizing method; and a gene gun carrier consisting of the spherical porous titanium oxide nanoparticles. Solution. A method for synthesizing spherical porous titanium oxide nanoparticles, includes: a step of reacting titanium isopropoxide and carboxylic acid in supercritical fluid, wherein the supercritical fluid is supercritical methanol, and the carboxylic acid is formic acid, acetic acid, benzoic acid, o-phthalic acid, fumaric acid, or maleic acid.Type: ApplicationFiled: January 27, 2012Publication date: November 13, 2014Applicant: Kochi University of TechnologyInventors: Kazuya Kobiro, Pengyu Wang, Takeshi Ohama
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Patent number: 8772539Abstract: An appropriate catalyst is found for synthesis of an unsaturated carboxylic acid and/or a derivative thereof using as a raw material compound a hydroxycarboxylic acid and/or a derivative thereof that can easily be synthesized from a polysaccharide such as biomass-derived cellulose, and an efficient method for synthesizing the unsaturated carboxylic acid and/or the derivative thereof is provided. This method is a method for synthesizing an unsaturated carboxylic acid and/or a derivative thereof, wherein an apatite compound is used as a catalyst to synthesize the unsaturated carboxylic acid and/or the derivative thereof from a biomass-derived hydroxycarboxylic acid and/or a derivative thereof by a dehydration reaction.Type: GrantFiled: October 25, 2010Date of Patent: July 8, 2014Assignees: Kabushiki Kaisha Sangi, Kochi UniversityInventors: Ayumu Onda, Yumiko Matsuura, Kazumichi Yanagisawa
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Patent number: 8765929Abstract: The objective of the present invention is to provide a transformation method that is applicable to a wide variety of species of algae with high efficiency. The promoter of the present invention is characterized in containing a polynucleotide constituting a non-coding region located upstream from a gene encoding a replication-associated protein of a CdebDNA virus or the like.Type: GrantFiled: January 22, 2010Date of Patent: July 1, 2014Assignee: Kochi UniversityInventors: Masao Adachi, Keizo Nagasaki, Yuji Tomaru
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Patent number: 8691505Abstract: The problem to be solved by the present invention is to provide a highly-efficient transformation technology, specifically, a highly-efficient promoter used for transforming algae, a vector comprising the promoter, and a method for transforming algae by using the vector. The promoter according to the present invention is characterized in comprising a polynucleotide constituting a non-coding region located upstream of a gene encoding a structural protein of a ClorDNA virus, and the like.Type: GrantFiled: February 10, 2011Date of Patent: April 8, 2014Assignee: Kochi UniversityInventors: Masao Adachi, Takuma Okami, Keizo Nagasaki, Yuji Tomaru
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Patent number: 8676510Abstract: A pattern matching unit performs pattern matching on present data obtained this time in clinical examination of a part of a subject and previous data obtained last time in the clinical examination of the part with reference patterns. Reference patterns that are most closely approximate to the present data and the previous data are selected. A distance calculator calculates a distance between selected reference patterns. A determining unit determines whether a re-examination is necessary based on the distance.Type: GrantFiled: July 16, 2004Date of Patent: March 18, 2014Assignees: A&T Corporation, Kochi UniversityInventors: Tatsuhisa Watanabe, Hiromi Kataoka, Akira Horimoto
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Patent number: 8599941Abstract: Continuous-phase high compaction multicarrier-modulation (CPPC/HC-MCM) according to the present application uses a continuous phase modulation (CPM) technique to prevent an amplitude gap between two continuous signals, thereby improving characteristics of the conventional PC/HC-MCM in terms of effective use of a frequency bandwidth. The CPPC/HC-MCM can achieve a lower bit error rate (BER) for a wide signal-to-noise ratio at a common spectral efficiency of about 0.33 or less, as compared to the conventional unmodulated PC/HC-MCM.Type: GrantFiled: October 31, 2008Date of Patent: December 3, 2013Assignee: Kochi University of TechnologyInventor: Masanori Hamamura
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Patent number: 8565209Abstract: In a communication system adapted to MIMO transmission, a receiver may include a filter to filter signals received from a transmitter through the receiver antennas and having a weight matrix thereof updated by an adaptive algorithm with respect to each substream message symbol from the transmitter, and a code generator to feed back a part of the weight matrix updated by the filter, as an updated STF code, to the transmitter. The transmitter may make the transmission using the updated STF code which is optimized for a current channel state.Type: GrantFiled: September 9, 2011Date of Patent: October 22, 2013Assignee: Kochi University of TechnologyInventor: Masanori Hamamura
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Publication number: 20130253312Abstract: A medical tool position-confirming system is provided with a medical tool 1 capable of emitting light, the medical tool 1 including a luminescent agent emitting near infrared fluorescence when irradiated with near infrared light having a wavelength within the range of 600 to 1400 nm, the luminescent agent being applied on a surface of the medical tool or kneaded into the medical tool, a light source 3 for directing the near infrared light 2 toward the medical tool 1, a camera 4 for receiving the near infrared fluorescence emitted from the luminescent agent of the medical tool 1, and a monitor 6 for displaying an image 5 taken by the camera 4. The position of the medical tool such as a shunt tube can be confirmed without using an X-ray.Type: ApplicationFiled: November 24, 2011Publication date: September 26, 2013Applicant: National University Corporation Kochi UniversityInventors: Takayuki Sato, Katsumi Noguchi
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Patent number: 8487076Abstract: There is provided an HLA-binding peptide binding to a HLA-A type molecule, the HLA-binding peptide comprising at least one type of amino acid sequence selected from the group consisting of SEQ ID NOS: 1 to 80, and consisting of not less than 8 and not more than 11 amino acid residues. All of these amino acid sequences herein mentioned are the predicted amino acid sequences binding to a human HLA-A type molecule with the prediction program using the certain active learning method.Type: GrantFiled: December 6, 2005Date of Patent: July 16, 2013Assignees: NEC Corporation, Kochi UniversityInventors: Tomoya Miyakawa, Keiko Udaka
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Patent number: 8394320Abstract: A method of preserving a biomaterial according to the present invention includes the step of simultaneously applying negative DC voltage and AC voltage to a biomaterial (O). It is preferable that in the simultaneous voltage application step, the biomaterial (O) is stored in a container (1) that surrounds at least the periphery of the biomaterial (O), and a voltage application plate (2) supplied with negative DC voltage and AC voltage in a superposed manner is placed along one outer surface of the container (1), so that the voltage is indirectly applied to the biomaterial (O).Type: GrantFiled: June 25, 2008Date of Patent: March 12, 2013Assignees: Kochi University, Yugengaisha Sun World KawamuraInventors: Shiro Sasaguri, Hironori Maeda, Munetoshi Kawamura
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Patent number: 8363172Abstract: A liquid crystal motor, which makes use of the flow of liquid crystal, is provided. A mechanism for causing a flow of liquid crystal comprising (i) a channel “L” defined by at least one wall surface “B,” (ii) liquid crystal “LC” which is put in the channel “L” and movable along said at least one wall surface “B”, and (iii) a means for turning the molecules “m” of the liquid crystal “LC” in a plane intersecting said at least one wall surface “B.” The mechanism makes use of the flow of the liquid crystal “LC” which is caused when the molecules “m” of the liquid crystal “LC” are turned. When the means for turning the molecules “m” of the liquid crystal “LC” turns the molecules “m” of the liquid crystal “LC” in a plane intersecting said at least one wall surface “B,” the liquid crystal “LC” flows along said at least one wall surface “B.” The flow of the liquid crystal “LC” can easily be utilized for making object-moving devices, sensors, actuators, etc.Type: GrantFiled: September 22, 2010Date of Patent: January 29, 2013Assignee: Kochi University of TechnologyInventors: Shigeomi Chono, Tomohiro Tsuji
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Patent number: 8324345Abstract: There is provided an HLA-binding peptide being excellent in binding affinity to an HLA-A type molecule. An HLA-binding peptide capable of binding to an HLA-A type molecule, including one or more amino acid sequences selected from the group consisting of SEQ ID NOs: 1 to 50, and being composed of 8 or more and 11 or less amino acid residues, is provided. All of the amino acid sequences are the amino acid sequences that are predicted to be capable of binding to an HLA-A molecule by using a prediction program utilizing an active learning method shown in FIG. 1.Type: GrantFiled: October 3, 2007Date of Patent: December 4, 2012Assignees: NEC Corporation, Kochi UniversityInventors: Tomoya Miyakawa, Keiko Udaka
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Patent number: 8306939Abstract: Electrophoresis waveform data and a prediction equation for predicting the amount of a substance in an analyte or the presence of a disease in the living body from which the analyte was obtained are recorded. The prediction equation is a regression equation in which the explanatory variable is an absorbance value corresponding to a mobility in corrected waveform data generated as a result of electrophoresis waveform data on a plurality of analytes, and the criterion variable is the amount of the substance or the presence of a disease. The test value prediction method includes a step of generating corrected waveform data by performing normalization and area correction on the electrophoresis waveform data recorded in the recording unit, and a step of calculating a prediction value of the amount of the specific substance by substituting the absorbance value from the mobility, with an absorbance value from the corrected waveform data.Type: GrantFiled: March 10, 2008Date of Patent: November 6, 2012Assignee: Kochi UniversityInventor: Hiromi Kataoka
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Patent number: 8288114Abstract: The present invention aims to provide a convenient and low-cost method for detection of a wide variety of compounds interacting with a target molecule located on a cell membrane, using a living cell without need of separating the cell membrane or the like from the cell. The present invention also aims to provide a kit for carrying out the method of the present invention. The method for detection of the compound interacting with the molecule located on the cell membrane in the present invention comprises steps of, allowing a compound having a moiety capable of binding selectively to the molecule located on the cell membrane and a radicalization-promoting moiety, to act on the cell; further allowing a compound having a group capable of being radicalized by the radicalization-promoting moiety and a labeling group, to act on the cell; and identifying the interacting compound bound by the compound radicalized by the radicalization-promoting moiety.Type: GrantFiled: January 24, 2008Date of Patent: October 16, 2012Assignees: Kochi University, Osaka UniversityInventors: Koichi Honke, Norihiro Kotani, Naoyuki Taniguchi
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Patent number: 8262886Abstract: The present invention provides a method for analyzing characteristics of a particulate, comprising: selecting at least one particulate in a fluid; positioning said selected particulate in the vicinity of a pair of electrodes; applying a programmed voltage signal for generating a spatially inhomogeneous electric field between said pair of electrodes; detecting the movement of the particulate while applying said programmed voltage signal to create a time-series data corresponding to said movement of the particulate; and analyzing the characteristics of said particulate based on said time-series data.Type: GrantFiled: January 30, 2007Date of Patent: September 11, 2012Assignee: Kochi University of TechnologyInventor: Hiroshi Furusawa
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Patent number: 8232433Abstract: The present invention is intended to provide a catalyst which is for synthesizing butanol from ethanol at a high selectivity and which comprises strontium phosphate apatite having the Sr/P atomic ratio of 1.5-2.0, and the synthesis method.Type: GrantFiled: August 17, 2009Date of Patent: July 31, 2012Assignees: Kabushiki Kaisha Sangi, Kochi UniversityInventors: Ayumu Onda, Shuhei Ogo, Kazumichi Yanagisawa
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Patent number: 8102894Abstract: In a communication system including a plurality of pairs of a transmitting device 2 and a receiving device 3, the transmission performance in the pairs is to be improved. The transmitting device 2-k transmits a transmission signal sk(t) to the receiving device 3-k a plurality of number of times. The receiving device 3-k updates the weight matrix Wk and the hopping pattern Pk used by the FIR filter which performs filtering on the transmission signal rk(t) at a predetermined time interval. The receiving device 3-k transmits the updated hopping pattern Pk to the transmitting device 2-k. The transmitting device 2-k receives the hopping pattern Pk to be used for subsequent spread spectrum.Type: GrantFiled: July 15, 2008Date of Patent: January 24, 2012Assignee: Kochi University of TechnologyInventors: Masanori Hamamura, Kazuki Chiba
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Patent number: 8090000Abstract: Communication performance is to be improved in a communication system in which a plurality of wireless communication lines share space. A transmitting device 2 transmits a transmission signal to a base station 6 a plurality of number of times. The base station 6 updates a weight wk to be used for an FIR filter, generates a hopping pattern Pk to be used by the transmitting device 2 for generating a transmission signal, adjusts the hopping pattern Pk so as to suppress a peak-to-average ratio (PAR) occurring in the transmission signal to generate a hopping pattern P?k, quantizes the hopping pattern P?k, and transmits the quantized hopping pattern P?k to the transmitting device 2. The transmitting device 2 uses the hopping pattern P?k received from the base station 6 in subsequent spread spectrum to generate a transmission signal.Type: GrantFiled: April 29, 2010Date of Patent: January 3, 2012Assignee: Kochi University of TechnologyInventor: Masanori Hamamura