Patents by Inventor Yuichiro Koide
Yuichiro Koide 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: 9688857Abstract: A compound represented by the formula (I) (R1 represents hydrogen atom or a monovalent substituent; R2 and R3 represent hydrogen atom, an alkyl group, or a halogen atom; R4 and R5 represent an alkyl group or an aryl group; R6 and R7 represent hydrogen atom, an alkyl group, or a halogen atom; R8 represent hydroxy group or a dialkoxyboranetriyl group; and X represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.Type: GrantFiled: October 13, 2016Date of Patent: June 27, 2017Assignee: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa, Kazuhisa Hirabayashi
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Publication number: 20170096561Abstract: A compound represented by the formula (I) (R1 represents hydrogen atom or a monovalent substituent; R2 and R3 represent hydrogen atom, an alkyl group, or a halogen atom; R4 and R5 represent an alkyl group or an aryl group; R6 and R7 represent hydrogen atom, an alkyl group, or a halogen atom; R8 represent hydroxy group or a dialkoxyboranetriyl group; and X represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.Type: ApplicationFiled: October 13, 2016Publication date: April 6, 2017Applicant: THE UNIVERSITY OF TOKYOInventors: Tetsuo NAGANO, Kenjiro HANAOKA, Yuichiro KOIDE, Takahiro EGAWA, Kazuhisa HIRABAYASHI
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Patent number: 9329184Abstract: A compound represented by the formula (I) (R1 represents a substituent on the benzene ring; R2 represents a monovalent substituent; R3 and R4 represent hydrogen atom, or an alkyl group; R5 and R6 represent an alkyl group, or an aryl group; R7 and R8 represent hydrogen atom, or an alkyl group; R9 and R10 represent hydrogen atom, or a monovalent substituent; and X represents silicon atom, germanium atom, or tin atom), or a salt thereof.Type: GrantFiled: February 17, 2012Date of Patent: May 3, 2016Assignee: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa, Yu Kushida
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Publication number: 20160023988Abstract: A compound represented by the formula (I) (R1 represents hydrogen atom or a monovalent substituent; R2 and R3 represent hydrogen atom, an alkyl group, or a halogen atom; R4 and R5 represent an alkyl group or an aryl group; R6 and R7 represent hydrogen atom, an alkyl group, or a halogen atom; R8 represent hydroxy group or a dialkoxyboranetriyl group; and X represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.Type: ApplicationFiled: September 15, 2015Publication date: January 28, 2016Applicant: THE UNIVERSITY OF TOKYOInventors: Tetsuo NAGANO, Kenjiro HANAOKA, Yuichiro KOIDE, Takahiro EGAWA, Kazuhisa HIRABAYASHI
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Patent number: 9187499Abstract: A compound represented by the formula (I) (R1 represents hydrogen atom or a monovalent substituent; R2 and R3 represent hydrogen atom, an alkyl group, or a halogen atom; R4 and R5 represent an alkyl group or an aryl group; R6 and R7 represent hydrogen atom, an alkyl group, or a halogen atom; R8 represent hydroxy group or a dialkoxyboranetriyl group; and X represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.Type: GrantFiled: January 19, 2012Date of Patent: November 17, 2015Assignee: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa, Kazuhisa Hirabayashi
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Patent number: 9170266Abstract: A compound represented by the formula (I) (one of substituents represented by R1 is a trapping group for an object substance for measurement; R2 and R3 represent hydrogen, alkyl, or halogen; R4 and R5 represent alkyl or aryl; R6 and R7 represent hydrogen, alkyl, or halogen; R8 represents hydrogen, alkylcarbonyl, or alkylcarbonyloxymethyl, and X represents silicon, germanium, or tin, which can be used as a fluorescent probe that enables red color bioimaging using intramolecular photoinduced electron transfer.Type: GrantFiled: February 17, 2012Date of Patent: October 27, 2015Assignee: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa
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Publication number: 20140342384Abstract: A compound represented by the formula (I) (R1 represents a substituent on the benzene ring; R2 represents a monovalent substituent; R3 and R4 represent hydrogen atom, or an alkyl group; R5 and R6 represent an alkyl group, or an aryl group; R7 and R8 represent hydrogen atom, or an alkyl group; R9 and R10 represent hydrogen atom, or a monovalent substituent; and X represents silicon atom, germanium atom, or tin atom), or a salt thereof.Type: ApplicationFiled: February 17, 2012Publication date: November 20, 2014Applicant: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa, Yu Kushida
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Publication number: 20140057312Abstract: A compound represented by the formula (I) (one of substituents represented by R1 is a trapping group for an object substance for measurement; R2 and R3 represent hydrogen, alkyl, or halogen; R4 and R5 represent alkyl or aryl; R6 and R7 represent hydrogen, alkyl, or halogen; R8 represents hydrogen, alkylcarbonyl, or alkylcarbonyloxymethyl, and X represents silicon, germanium, or tin, which can be used as a fluorescent probe that enables red color bioimaging using intramolecular photoinduced electron transfer.Type: ApplicationFiled: February 17, 2012Publication date: February 27, 2014Applicant: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa
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Publication number: 20130289256Abstract: A compound represented by the formula (I) (R1 represents hydrogen atom or a monovalent substituent; R2 and R3 represent hydrogen atom, an alkyl group, or a halogen atom; R4 and R5 represent an alkyl group or an aryl group; R6 and R7 represent hydrogen atom, an alkyl group, or a halogen atom; R8 represent hydroxy group or a dialkoxyboranetriyl group; and X represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.Type: ApplicationFiled: January 19, 2012Publication date: October 31, 2013Applicant: THE UNIVERSITY OF TOKYOInventors: Tetsuo Nagano, Kenjiro Hanaoka, Yuichiro Koide, Takahiro Egawa, Kazuhisa Hirabayashi