Patents by Inventor Yuji Okita
Yuji Okita 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: 20160236933Abstract: An ozone generation apparatus includes a cylindrical shaped first electrode, a cylindrical shaped second electrode disposed coaxially with the first electrode and disposed in the first electrode, a dielectric disposed between the first electrode and the second electrode. Dry air is supplied between the first electrode and the second electrode as raw material gas. A discharge gap length d formed by the first electrode, the second electrode, and the dielectric is set to be in a range of 0.3 to 0.5 mm. A pd product, which is a product of the discharge gap length d and a gas pressure p of the raw material gas, is in a range of 6 to 16 kPa·cm. And the discharge gap length d and the gas pressure p of the raw material gas are set to satisfy following expression. (pd?250d?3.16)2+150d?12.5.Type: ApplicationFiled: April 22, 2016Publication date: August 18, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Takaaki MURATA, Yuji Okita, Kiyoyuki Amemori, Kie Kubo, Ryutaro Makise, Kazuhiko Noda, Ryoichi Takahashi
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Publication number: 20160091892Abstract: A position detection apparatus detects the positions of movable parts 33, 43, 53 which are movable within processing space SP inside a chamber 90. An imaging device 72 shoots reference sections 61-64, which are disposed inside the chamber 90 and the positions of which are known, and the movable parts and accordingly obtains an original image. An image processor 86 executes image processing which is for detecting the movable parts and the reference sections from the original image. An image detector 86 detects the positions of the movable parts within the processing space in accordance with position information which is indicative of the positions of the movable parts and the reference sections within the original image. It is possible to accurately detect the positions of the movable parts while suppressing the influence exerted by deviation of the imaging device.Type: ApplicationFiled: July 8, 2015Publication date: March 31, 2016Inventors: Yuji OKITA, Hiroaki KAKUMA, Hiroshi SANO
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Publication number: 20150353944Abstract: A method for transforming a stramenopile includes transferring a foreign gene into the stramenopile which is a microorganism belonging to the class Labyrinthula, more specifically, to a genus Labyrinthula, Altornia, Aplanochytrium, Schizochytrium, Aurantiochytrium, Thraustochytrium, Ulkenia, etc. The foreign gene, which is a gene relating to tolerance against an antibiotic, a colorimetric protein and/or a fatty acid desaturase (?5 desaturase gene, ?12 desaturase gene and/or ?3 desaturase gene), is transferred by using the electroporation or gene-gun technique.Type: ApplicationFiled: August 21, 2015Publication date: December 10, 2015Applicants: KYUSHU UNIVERSITY, NAT'L UNIVERSITY CORPORATION, UNIVERSITY OF MIYAZAKI, KONAN GAKUEN, NIPPON SUISAN KAISHA, LTD.Inventors: Keishi Sakaguchi, Takanori Matsuda, Takumi Kobayashi, Makoto Ito, Naoki Nagano, Masahiro Hayashi, Daisuke Honda, Yosuke Taoka, Yuji Okita, Hitoshi Izumida, Shinichi Sugimoto
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Patent number: 9209637Abstract: According to one embodiment, a secondary battery control apparatus includes a charger/discharger and a charge/discharge controller. The charger/discharger connects a plurality of secondary batteries, and charges one secondary battery by electric power discharged by another secondary battery. The charge/discharge controller controls the charger/discharger such that charging and discharging are performed between the plurality of secondary batteries by using the charger/discharger if battery temperature information detected by temperature detector is lower than a preset threshold temperature, wherein the charging is stopped and switched to discharging or pause if voltage information detected by the voltage detector reaches the upper limit voltage of the secondary battery, and the discharging is stopped and switched to charging or pause if the voltage information detected by the voltage detector reaches the lower limit voltage of the secondary battery.Type: GrantFiled: March 15, 2013Date of Patent: December 8, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yukitaka Monden, Yuji Okita, Mami Mizutani, Satoru Amaki, Yuusuke Yamashita, Susumu Nishida
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Patent number: 9150891Abstract: Disclosed is a transformation method whereby an ability to produce a useful substance of a stramenopile can be improved. The method for transforming a stramenopile comprises transferring a foreign gene into the stramenopile which is a microorganism belonging to the class Labyrinthula, more specifically, to a genus Labyrinthula, Altornia, Aplanochytrium, Schizochytrium, Aurantiochytrium, Thraustochytrium, Ulkenia, etc. Said foreign gene, which is a gene relating to tolerance against an antibiotic, a colorimetric protein and/or a fatty acid desaturase (?5 desaturase gene, ?12 desaturase gene and/or ?3 desaturase gene), is transferred by using the electroporation or gene-gun technique.Type: GrantFiled: September 24, 2010Date of Patent: October 6, 2015Assignees: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, UNIVERSITY OF MIYAZAKI, KONAN GAKUEN, NIPPON SUISAN KAISHA, LTD.Inventors: Keishi Sakaguchi, Takanori Matsuda, Takumi Kobayashi, Makoto Ito, Naoki Nagano, Masahiro Hayashi, Daisuke Honda, Yosuke Taoka, Yuji Okita, Hitoshi Izumida, Shinichi Sugimoto
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Patent number: 9062315Abstract: To provide a transformation method for producing a stramenopile organism having an improved unsaturated fatty acid production capability by disrupting a gene of the stramenopile organism or inhibiting the expression of the gene in a genetically engineering manner. [Solution] A method for transforming a stramenopile organism, which comprises disrupting a gene of the stramenopile organism or inhibiting the expression of the gene in a genetically engineering manner, and which is characterized in that the stramenopile organism is selected from Thraustochytrium aureum, Parietichytrium sarkarianum, Thraustochytrium roseum and Parietichytrium sp. and the gene to be disrupted or of which the expression is to be inhibited is a gene associated with the biosynthesis of a fatty acid.Type: GrantFiled: September 30, 2011Date of Patent: June 23, 2015Assignees: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, UNIVERISTY OF MIYAZAKI, KONAN GAKUEN, NIPPON SUISAN KAISHA, LTD.Inventors: Keishi Sakaguchi, Rie Hamaguchi, Takanori Matsuda, Makoto Ito, Naoki Nagano, Masahiro Hayashi, Daisuke Honda, Yuji Okita, Shinichi Sugimoto
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Publication number: 20150004070Abstract: An ozone generation apparatus includes a cylindrical shaped first electrode, a cylindrical shaped second electrode disposed coaxially with the first electrode and disposed in the first electrode, a dielectric disposed between the first electrode and the second electrode. Dry air is supplied between the first electrode and the second electrode as raw material gas. A discharge gap length d formed by the first electrode, the second electrode, and the dielectric is set to be in a range of 0.3 to 0.5 mm. A pd product, which is a product of the discharge gap length d and a gas pressure p of the raw material gas, is in a range of 6 to 16 kPa·cm. And the discharge gap length d and the gas pressure p of the raw material gas are set to satisfy following expression.Type: ApplicationFiled: September 16, 2014Publication date: January 1, 2015Applicant: Kabushiki Kaisha ToshibaInventors: Takaaki MURATA, Yuji OKITA, Kiyoyuki AMEMORI, Kie KUBO, Ryutaro MAKISE, Kazuhiko NODA, Ryouichi TAKAHASHI
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Publication number: 20130309772Abstract: To provide a transformation method for producing a stramenopile organism having an improved unsaturated fatty acid production capability by disrupting a gene of the stramenopile organism or inhibiting the expression of the gene in a genetically engineering manner. [Solution] A method for transforming a stramenopile organism, which comprises disrupting a gene of the stramenopile organism or inhibiting the expression of the gene in a genetically engineering manner, and which is characterized in that the stramenopile organism is selected from Thraustochytrium aureum, Parietichytrium sarkarianum, Thraustochytrium roseum and Parietichytrium sp. and the gene to be disrupted or of which the expression is to be inhibited is a gene associated with the biosynthesis of a fatty acid.Type: ApplicationFiled: September 30, 2011Publication date: November 21, 2013Applicants: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, NIPPON SUISAN KAISHA, LTD., KONAN GAKUEN, UNIVERSITY OF MIYAZAKIInventors: Keishi Sakaguchi, Rie Hamaguchi, Takanori Matsuda, Makoto Ito, Naoki Nagano, Masahiro Hayashi, Daisuke Honda, Yuji Okita, Shinichi Sugimoto
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Publication number: 20120322116Abstract: Disclosed is a transformation method whereby an ability to produce a useful substance of a stramenopile can be improved. The method for transforming a stramenopile comprises transferring a foreign gene into the stramenopile which is a microorganism belonging to the class Labyrinthula, more specifically, to a genus Labyrinthula, Altornia, Aplanochytrium, Schizochytrium, Aurantiochytrium, Thraustochytrium, Ulkenia, etc. Said foreign gene, which is a gene relating to tolerance against an antibiotic, a colorimetric protein and/or a fatty acid desaturase (?5 desaturase gene, ?12 desaturase gene and/or ?3 desaturase gene), is transferred by using the electroporation or gene-gun technique.Type: ApplicationFiled: September 24, 2010Publication date: December 20, 2012Applicants: KYUSHU UNIVERSITY, NAT'L UNIVERSITY CORPORATION, NIPPON SUISAN KAISHA, LTD., KONAN GAKUEN, UNIVERSITY OF MIYAZAKIInventors: Keishi Sakaguchi, Takanori Matsuda, Takumi Kobayashi, Makoto Ito, Naoki Nagano, Masahiro Hayashi, Daisuke Honda, Yosuke Taoka, Yuji Okita, Hitoshi Izumida, Shinichi Sugimoto
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Publication number: 20120100550Abstract: Disclosed is a method for determining the fatty acid synthesis pathway of a microorganism. Specifically disclosed is a method for determining the fatty acid synthesis pathway of a microorganism, which is characterized by producing degenerate primers for a fatty acid synthesis-related enzyme gene and determining the presence or absence of the fatty acid synthesis-related gene in the genome gene extracted from the microorganism using the degenerate primers. The sequences for degenerate primers for C20-elongase gene, which is a fatty acid synthesis-related enzyme gene, are ATHGARTWYTKBRTITTYGTICA (SEQ ID NO:1) and TARTRISWRTACATIADIAMRTG (SEQ ID NO:2), and the sequences for degenerate primers for ?4-desaturase gene are GGNCAYCAYCMITAYACNAA (SEQ ID NO:3) and TCDATYTGRTGIBWIARNCC (SEQ ID NO:4). The microorganism is one belonging to the class Labyrinthulea. Also specifically disclosed is a PCR primer set for use in the determination method.Type: ApplicationFiled: March 4, 2010Publication date: April 26, 2012Applicants: UNIVERSITY OF MIYAZAKI, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, NIPPON SUISAN KAISHA, LTD.Inventors: Naoki Nagano, Masahiro Hayashi, Keishi Sakaguchi, Makoto Ito, Yosuke Taoka, Yuji Okita
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Publication number: 20100239473Abstract: An apparatus performs radical treatment by electric discharge. The radical treatment apparatus includes an electrode unit having a gas flow path that blows gas onto treatment water and an electrode member that generates the electric discharge at a leading edge in order to generate a radical from the gas.Type: ApplicationFiled: May 28, 2010Publication date: September 23, 2010Inventors: Takanori IIJIMA, Takaaki Murata, Kie Kubo, Yuji Okita, Shinji Kobayashi, Toru Ebata
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Patent number: 7763307Abstract: The components which have suwari-inhibiting action of rice bran extracts is reduced or removed, enabling broader utilization of them for fish paste products. A rice bran extract in which components having specific physiologically active functions are singled out, and these components are reduced or removed. The components are suwari-inhibiting components. The rice bran extract is preferably a water extract. The components are reduced or removed by precipitation or dialysis. The precipitation is calcium precipitation. The suwari-inhibiting components are phytin and/or phytic acid. The rice bran extract can be used as a fish paste additive.Type: GrantFiled: December 10, 2002Date of Patent: July 27, 2010Assignee: Nippon Suisan Kaisha, Ltd.Inventors: Yuji Okita, Masayuki Nasu, Junko Doshida, Ikuo Kimura
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Publication number: 20070238147Abstract: A method for detecting foreign matter such as a parasite, in particular, to provide a method for detecting parasitic on meat. A method for detecting foreign matter includes detecting fluorescence excited by irradiating the foreign matter such as a parasite with visible light. The method is suitable for detecting a meat parasite. A method for detecting a parasite includes selectively detecting fluorescence emitted from a parasite with a filter that does not transmit excitation light but that transmits fluorescence emitted from the parasite. An apparatus for detecting a parasite includes a light source that illuminates a specimen with a visible light having a predetermined wavelength, a filter that absorbs diffuse reflection of excitation light, a camera that shoots fluorescence from the specimen, an image processing unit, and a monitor.Type: ApplicationFiled: March 23, 2007Publication date: October 11, 2007Applicant: NIPPON SUISAN KAISHA, LTD.Inventors: Takashi Okamoto, Yuji Okita, Satoru Chiba
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Publication number: 20050189278Abstract: An apparatus performs radical treatment by electric discharge. The radical treatment apparatus includes an electrode unit having a gas flow path that blows gas onto treatment water and an electrode member that generates the electric discharge at a leading edge in order to generate a radical from the gas.Type: ApplicationFiled: February 2, 2005Publication date: September 1, 2005Inventors: Takanori Iijima, Takaaki Murata, Kie Kubo, Yuji Okita, Shinji Kobayashi, Toru Ebata
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Publication number: 20050106311Abstract: The components which have suwari-inhibiting action of rice bran extracts is reduced or removed, enabling broader utilization of them for fish paste products. A rice bran extract in which components having specific physiologically active functions are singled out, and these components are reduced or removed. The components are suwari-inhibiting components. The rice bran extract is preferably a water extract. The components are reduced or removed by precipitation or dialysis. The precipitation is calcium precipitation. The suwari-inhibiting components are phytin and/or phytic acid. The rice bran extract can be used as a fish paste additive.Type: ApplicationFiled: December 10, 2002Publication date: May 19, 2005Applicant: Nippon Suisan Kaisha, Ltd.Inventors: Yuji Okita, Masayuki Nasu, Junko Doshida, Ikuo Kimura
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Patent number: 6251959Abstract: A chitin derivative having a carboxyalkyl group having a polysaccharide backbone, said carboxyalkyl group being represented by the following formula (1): wherein n=1 or above, R1 stands for an alkyl group represented by (CH2)pCH3 with p=1 to 20, an alkylcarbonyl group represented by CO(CH2)qCH3 with q=1 to 19, a carboxyalkyl group represented by (CH2)rCOOH with r=1 to 5 or a salt thereof, H, or COCH3, and R2 stands for a carboxyalkyl group represented by (CH2)sCOOH with s=1 to 5 or a salt thereof or H; the degree of deacetylation of the N-acetyl group in chitin is 70 to 100%, wherein 100% deacetylation means one deacetylated N-acetyl group per one monosaccharide unit; 10 to 100% of R1 are selected from alkyl groups (CH2)pCH3 and alkylcarbonyl groups CO(CH2)qCH3, wherein 100% means one alkyl group (CH2)pCH3 or alkylcarbonyl group CO(CH2)qCH3 per one monosaccharide unit; not more than 10% of R1 are carboxyalkyl groups (CH2)rCOOH; 50 to 200% of R2 are carboxyaType: GrantFiled: January 29, 1999Date of Patent: June 26, 2001Assignee: Nippon Suisan Kaisha, Ltd.Inventors: Hiroyuki Kawahara, Shuji Jinno, Yuji Okita
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Patent number: 4507700Abstract: A protective relaying system is disclosed which detects a fault in an electric power system having a circuit breaker by using a current and a voltage of the electric power system. The protective relaying system includes an input conversion/unit adapted to receive a first and a second input signals corresponding to said current and voltage, for converting the magnitude and/or the phase of the first and second input signals to produce least two electrical quantities a first electrical quantity and a third electrical quantity, and for outputting the second input signal without conversion as a second electrical quantity.The protective relaying system also includes a comparing unit connected to receive first, second and third electrical quantities from the input conversion unit for comparing the first and second electrical quantities to produce a first logical state and comparing the third and fourth electrical quantities to produce a second logical state signal cyclically.Type: GrantFiled: September 29, 1982Date of Patent: March 26, 1985Assignee: Tokyo Shibaura Denki Kabushiki KaishaInventors: Fumio Andow, Yuji Okita, Noriyoshi Suga
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Patent number: 4228476Abstract: In a protective system which operates in response to a plurality of state quantities, for example voltage and current, one of which being a digital code signal having a long code length and transmitted over a transmission circuit, the density of the code errors of the digital code signal is detected. A plurality of state quantities are processed by a processor including first means responsive to the digital code signal and second means not responsive to the digital code signal. Either one of the first and second means is selected according to the density of the code errors.Type: GrantFiled: June 13, 1978Date of Patent: October 14, 1980Assignees: Tokyo Shibaura Denki Kabushiki Kaisha, Tokyo Denryoki Kabushiki KaishaInventors: Yuji Okita, Ryotaro Kondo, Yoshiji Nii