Patents by Inventor Hiroshi Miyano
Hiroshi Miyano 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: 9658234Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: GrantFiled: January 21, 2016Date of Patent: May 23, 2017Assignee: AJINOMOTO CO., INC.Inventors: Hiroshi Miyano, Akihisa Yahashi, Kazutaka Shimbo, Masakazu Nakazawa, Kazuo Hirayama
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Publication number: 20160139134Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: ApplicationFiled: January 21, 2016Publication date: May 19, 2016Applicant: AJINOMOTO CO., INC.Inventors: Hiroshi MIYANO, Akihisa YAHASHI, Kazutaka SHIMBO, Masakazu NAKAZAWA, Kazuo HIRAYAMA
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Patent number: 9274123Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: GrantFiled: September 1, 2006Date of Patent: March 1, 2016Assignee: AJINOMOTO CO., INC.Inventors: Hiroshi Miyano, Akihisa Yahashi, Kazutaka Shimbo, Masakazu Nakazawa, Kazuo Hirayama
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Patent number: 9116321Abstract: An optical fiber cord includes an optical fiber cord main body with a round sectional form, the optical fiber cord main body including a core which has an optical fiber ribbon in which N (N is an even number of 4 or larger) coated optical fibers are arranged in parallel, and a sheath which covers the core. In the optical fiber ribbon, connected parts and non-connected parts are intermittently formed in a longitudinal direction between the adjacent coated optical fibers.Type: GrantFiled: April 16, 2014Date of Patent: August 25, 2015Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Fumiaki Sato, Naomichi Osada, Hiroshi Miyano, Keisuke Okada
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Publication number: 20140314382Abstract: An optical fiber cord includes an optical fiber cord main body with a round sectional form, the optical fiber cord main body including a core which has an optical fiber ribbon in which N (N is an even number of 4 or larger) coated optical fibers are arranged in parallel, and a sheath which covers the core. In the optical fiber ribbon, connected parts and non-connected parts are intermittently formed in a longitudinal direction between the adjacent coated optical fibers.Type: ApplicationFiled: April 16, 2014Publication date: October 23, 2014Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Fumiaki SATO, Naomichi OSADA, Hiroshi MIYANO, Keisuke OKADA
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Patent number: 8301001Abstract: An optical fiber that has a small bending loss can be securely prevented from being fractured due to accidental bending during installation or other operations. The optical fiber includes a core, a first cladding, a second cladding, and a third cladding. The relative refractive index difference ?1 of the core is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding is equal to or greater than 8 ?m.Type: GrantFiled: June 1, 2012Date of Patent: October 30, 2012Assignee: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Publication number: 20120237174Abstract: An optical fiber that has a small bending loss can be securely prevented from being fractured due to accidental bending during installation or other operations. The optical fiber includes a core, a first cladding, a second cladding, and a third cladding. The relative refractive index difference ?1 of the core is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding is equal to or greater than 8 ?m.Type: ApplicationFiled: June 1, 2012Publication date: September 20, 2012Applicant: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Patent number: 8249407Abstract: An optical fiber that has a small bending loss can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. The optical fiber includes a core, a first cladding, a second cladding and a third cladding. The relative refractive index difference ?1 of the core is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding is equal to or greater than 8 ?m.Type: GrantFiled: November 23, 2011Date of Patent: August 21, 2012Assignee: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Publication number: 20120141077Abstract: An optical fiber that has a small bending loss can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. The optical fiber includes a core, a first cladding, a second cladding and a third cladding. The relative refractive index difference ?1 of the core is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding is equal to or greater than 8 ?m.Type: ApplicationFiled: November 23, 2011Publication date: June 7, 2012Applicant: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Patent number: 8081856Abstract: Provided is an optical fiber that has a small bending loss, can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. An optical fiber 1 includes a core 11, a first cladding 12, a second cladding 13, and a third cladding 14. The relative refractive index difference ?1 of the core 11 is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding 12 is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding 13 is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding 13 satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding 13 is equal to or greater than 8 ?m. The bending loss at a wavelength of 1550 nm and at a radius of curvature of 7.5 mm is smaller than 0.Type: GrantFiled: May 23, 2011Date of Patent: December 20, 2011Assignee: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Patent number: 8081855Abstract: Provided is an optical fiber that has a small bending loss, can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. An optical fiber 1 includes a core 11, a first cladding 12, a second cladding 13, and a third cladding 14. The relative refractive index difference ?1 of the core 11 is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding 12 is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding 13 is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding 13 satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding 13 is equal to or greater than 8 ?m. The bending loss at a wavelength of 1550 nm and at a radius of curvature of 7.5 mm is smaller than 0.Type: GrantFiled: February 20, 2009Date of Patent: December 20, 2011Assignee: Sumitomo Electric Industries, Ltd.Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyuki Aihara, Hiroshi Miyano, Takashi Sasaki
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Publication number: 20110222824Abstract: Provided is an optical fiber that has a small bending loss, can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. An optical fiber 1 includes a core 11, a first cladding 12, a second cladding 13, and a third cladding 14. The relative refractive index difference ?1 of the core 11 is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding 12 is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding 13 is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding 13 satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding 13 is equal to or greater than 8 ?m. The bending loss at a wavelength of 1550 nm and at a radius of curvature of 7.5 mm is smaller than 0.Type: ApplicationFiled: May 23, 2011Publication date: September 15, 2011Applicant: SUMITOMO ELECTRIC INDUSTRIESInventors: Tetsuya NAKANISHI, Fumiaki SATOU, Katsuyuki AIHARA, Hiroshi MIYANO, Takashi SASAKI
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Publication number: 20100166373Abstract: Provided is an optical fiber that has a small bending loss, can be securely prevented from being fractured due to accidental bending during installation or other operations, and is compliant with the G. 652 standard. An optical fiber 1 includes a core 11, a first cladding 12, a second cladding 13, and a third cladding 14. The relative refractive index difference ?1 of the core 11 is in the range of 0.3% to 0.38%, the relative refractive index difference ?2 of the first cladding 12 is equal to or smaller than 0%, and the relative refractive index difference ?3 of the second cladding 13 is in the range of ?1.8% to ?0.5%. The inner radius r2 and the outer radius r3 of the second cladding 13 satisfy the expression “0.4r2+10.5<r3<0.2r2+16”, and the inner radius r2 of the second cladding 13 is equal to or greater than 8 ?m. The bending loss at a wavelength of 1550 nm and at a radius of curvature of 7.5 mm is smaller than 0.Type: ApplicationFiled: February 20, 2009Publication date: July 1, 2010Inventors: Tetsuya Nakanishi, Fumiaki Satou, Katsuyki Aihara, Hiroshi Miyano, Takashi Sasaki
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Publication number: 20100104247Abstract: An optical access network system for making a connection between a central-office optical cable and a subscriber optical cable is provided, the optical access network system being capable of facilitating the operation of laying optical cable. The optical access network system includes a connecting optical cable for forming a connection with one or a plurality of the subscriber optical cables, the connecting optical cable being obtained by assembling together a plurality of component cables having the same number of fibers as the one or plurality of subscriber optical cables. This optical access network system preferably further includes a subscriber enclosure for connecting one of the subscriber cables from among the one or plurality of subscriber optical cables and one of the component cables from among the plurality of component cables of the connecting cable.Type: ApplicationFiled: March 6, 2008Publication date: April 29, 2010Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Tsuyoshi Imaizumi, Katsuyuki Aihara, Hiroshi Miyano, Masahiro Hamada, Akio Kishi, Yoshiaki Terasawa, Keiju Okabe, Hiroshi Miyabayashi
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Patent number: 7494815Abstract: The present invention provides a method and apparatus for analyzing compounds with amino group(s) contained in biological organisms. In this method, a compound with amino group(s) is derivatized and then the derivative of the compound with amino group(s) is eluted by liquid chromatography using a stepwise elution means on a concentration gradient. Subsequently, the derivative of the compound with amino group(s) eluted from the liquid chromatography is detected by mass spectrometry.Type: GrantFiled: November 27, 2006Date of Patent: February 24, 2009Assignee: Ajinomoto Co., Inc.Inventors: Kazutaka Shimbo, Takashi Ohnuki, Hiroshi Miyano
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Publication number: 20070269899Abstract: The present invention provides a method and apparatus for analyzing compounds with amino group(s) contained in biological organisms. In this method, a compound with amino group(s) is derivatized and then the derivative of the compound with amino group(s) is eluted by liquid chromatography using a stepwise elution means on a concentration gradient. Subsequently, the derivative of the compound with amino group(s) eluted from the liquid chromatography is detected by mass spectrometry.Type: ApplicationFiled: November 27, 2006Publication date: November 22, 2007Applicant: AJINOMOTO CO. INC.Inventors: Kazutaka SHIMBO, Takashi Ohnuki, Hiroshi Miyano
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Publication number: 20060286673Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: ApplicationFiled: September 1, 2006Publication date: December 21, 2006Applicant: AJINOMOTO CO. INCInventors: Hiroshi Miyano, Akihisa Yahashi, Kazutaka Shimbo, Masakazu Nakazawa, Kazuo Hirayama
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Patent number: 7148069Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: GrantFiled: August 16, 2004Date of Patent: December 12, 2006Assignee: Ajinomoto Co., Inc.Inventors: Hiroshi Miyano, Akihisa Yahashi, Kazutaka Shimbo, Masakazu Nakazawa, Kazuo Hirayama
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Publication number: 20050147720Abstract: A sample is analyzed for trace amounts of protein by dot blotting and subsequent fluorescence staining. According to this method, trace amounts of proteins such as an allergen in a food, a drink, a food additive, a medicament and feed etc. can be simply analyzed with high sensitivity. By providing the objective analysis method as described above, quantitative analysis and limit analysis of a protein contained in a sample can be performed.Type: ApplicationFiled: January 24, 2005Publication date: July 7, 2005Inventors: Naoyuki Yamada, Shinichi Ozawa, Naoko Kageyama, Hiroshi Miyano
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Publication number: 20050079624Abstract: The present invention provides a method for the analysis of a compound with amino group (e.g., an amino acid or peptide) contained in a sample and convenient manner with a high sensitivity. The compound with amino group in a sample containing the compound with amino group is labeled with a specific carbamate compound such as p-trimethylammonium anilyl-N-hydroxysuccinimidyl carbamate iodide to enhance the selectivity and sensitivity. The present invention is preferably used in conjunction with mass spectrometry such as MS/MS method to facilitate quantitative analysis. The present invention further provides labeling reagents for mass spectrometry.Type: ApplicationFiled: August 16, 2004Publication date: April 14, 2005Applicant: AJINOMOTO CO., INCInventors: Hiroshi Miyano, Akihisa Yahashi, Kazutaka Shimbo, Masakazu Nakazawa, Kazuo Hirayama