Patents by Inventor Yohei Aoyama
Yohei Aoyama 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: 8884029Abstract: A photoelectric conversion device capable of improving conversion efficiency is provided. The photoelectric conversion device includes a work electrode, an opposed electrode, and an electrolyte-containing layer. In the work electrode, a metal oxide semiconductor layer supporting a dye is provided. The dye contains a cyanine compound that has a methine chain, an indolenine skeleton bonded with both ends of the methine chain, and anchor groups introduced to a nitrogen atom included in the indolenine skeleton. Electron injection efficiency to the metal oxide semiconductor layer is improved, and the dye is hardly exfoliated from the metal oxide semiconductor layer.Type: GrantFiled: September 9, 2009Date of Patent: November 11, 2014Assignee: Adeka CorporationInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Mitsuhiro Okada, Toru Yano, Yohei Aoyama, Yusuke Kubota
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Patent number: 8877315Abstract: A novel indolium compound of general formula (I) and an optical recording material containing the indolium compound. In formula (I), ring A is a benzene ring, etc.; ring B is a 5- or 6-membered heterocyclic ring; R1 is a group of general formula (II), etc.; R2 is an organic group having 1 to 30 carbon atoms, etc.; Y1 is an alkyl group having 1 to 10 carbon atoms, etc.; Z1 and Z2 are each, e.g., an alkyl group having 1 to 8 carbon atoms optionally substituted with a halogen atom and optionally interrupted by —O—, etc.; a is an integer of 0 to 6; b is an integer of 0 to 5; Anq? is a q-valent anion; q is 1 or 2; and p is a number necessary to neutralize an electric charge.Type: GrantFiled: September 26, 2008Date of Patent: November 4, 2014Assignee: Adeka CorporationInventors: Toru Yano, Yohei Aoyama
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Publication number: 20140261647Abstract: A novel compound represented by general formula (1), a support supporting this novel compound, and a photoelectric transduction element using this support. (In the formula, Y is an optionally substituted hydrocarbon group having 1-20 carbon atoms having —CO—NR4- or —SO2—NR4- in the group; Z is a group of a conjugated system; R1, R2, and R3 represent optionally substituted hydrocarbon groups or optionally substituted hydrocarbon-oxy groups; at least one of R1, R2, and R3 is an optionally substituted hydrocarbon-oxy group; R4 represents a hydrogen atom or an optionally substituted hydrocarbon group having 1-20 carbon atoms; R4 and Z may join together to form a ring. However, Y excludes groups represented by partial structural formulas (Y-11) and (Y-12).Type: ApplicationFiled: August 21, 2012Publication date: September 18, 2014Applicant: ADEKA CORPORATIONInventors: Yohei Aoyama, Kazuyuki Noda, Hiroyuki Osada
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Patent number: 8835651Abstract: A photoelectric conversion element includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer, a compound having a structure represented by the following general formula (1): is used as the dye. wherein R1 to R4 are each independently a linear alkyl group having 4 to 20 carbon atoms and may be the same or different; A1 and A2 are each any one selected from the following aromatic ring group A (a pyrrole ring in the formula (1) is represented by an arc a to show a condensation position with the pyrrole ring), may be the same or different, and may have a substituent in an aromatic ring; Anp- is a p-valent anion; p is 1 or 2; and q is a coefficient for keeping a charge of the entire dye neutral.Type: GrantFiled: December 27, 2010Date of Patent: September 16, 2014Assignee: Adeka CorporationInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Yohei Aoyama, Kensaku Akimoto, Toru Yano
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Publication number: 20130341572Abstract: Disclosed is a novel compound represented by formula (1) below. In the formula, A represents an optionally substituted aromatic hydrocarbon ring or aromatic heterocyclic group, B represents a group including a chain of one to four pieces of one or more groups selected from groups represented by specific formulae (B-1) to (B-13) (such as —C?C— or —N?N—, specifically see the description), R1 to R3 each represent an optionally substituted hydrocarbon or hydrocarbonoxy group, at least one of R1 to R3 represents an optionally substituted hydrocarbonoxy group, R4 and R5 each represent an optionally substituted hydrocarbon group, R4 and R5 may be linked together to form a ring, and R4 and R5 may be each independently linked with A to form a ring.Type: ApplicationFiled: March 7, 2012Publication date: December 26, 2013Inventors: Minoru Hanaya, Kenji Kakiage, Masafumi Unno, Yohei Aoyama, Toru Yano, Daisuke Sawamoto, Hiroyuki Osada
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Publication number: 20130186468Abstract: The photoelectric conversion device described herein includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer. The dye includes a structure represented by general formula (I) wherein A is a structure having a maximum absorption wavelength ?max of 350 to 500 nm in a methanol solution; B is a cyanine skeleton having a maximum absorption wavelength ?max of 500 to 700 nm in a methanol solution; Z1 is any one divalent linking group selected from —CONR—, —NRCO—, —SO2NR—, and —NRSO2—; R in Z1 is a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or an arylalkyl group having 7 to 20 carbon atoms; Y1 and Y2 are each independently an alkylene group having 1 to 8 carbon atoms, or a single bond, and may be the same or different; r is 1 or 2; m and n are each independently an integer of 0 to 2; and (m+n) is 1 or more.Type: ApplicationFiled: September 27, 2011Publication date: July 25, 2013Applicants: ADEKA CORPORATION, TDK CORPORATIONInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Yohei Aoyama, Kensaku Akimoto, Tatsuya Ishida, Toru Yano
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Publication number: 20120305074Abstract: A photoelectric conversion element includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer, a compound having a structure represented by the following general formula (1): is used as the dye. wherein R1 to R4 are each independently a linear alkyl group having 4 to 20 carbon atoms and may be the same or different; A1 and A2 are each any one selected from the following aromatic ring group A (a pyrrole ring in the formula (1) is represented by an arc a to show a condensation position with the pyrrole ring), may be the same or different, and may have a substituent in an aromatic ring; Anp- is a p-valent anion; p is 1 or 2; and q is a coefficient for keeping a charge of the entire dye neutral.Type: ApplicationFiled: December 27, 2010Publication date: December 6, 2012Applicants: ADEKA CORPORATION, TDK CORPORATIONInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Yohei Aoyama, Kensaku Akimoto, Toru Yano
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Patent number: 8277920Abstract: An optical recording material comprising at least one kind of chalcone type compound represented by the following general formula (I) or a metal complex using the chalcone type compound as a ligand: wherein ring A represents a 5- or 6-membered heterocyclic ring or an aromatic ring; ring B represents a 5- or 6-membered heterocyclic ring, an aromatic ring, or a metallocene structure; the above-mentioned heterocyclic and aromatic ring may be condensed with other rings or may be substituted; n is 0 or 1.Type: GrantFiled: April 24, 2007Date of Patent: October 2, 2012Assignee: Adeka CorporationInventors: Toru Yano, Yohei Aoyama
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Patent number: 8206806Abstract: A cyanine compound is represented by formula (I): A1: benzene or naphthalene ring. A3: 5- or 6-membered ring. R1, R2: hydrogen atom and the like. R7: an alkyl group and the like. R12: a substituent by formula (II) or (II?). R20: a hydrogen atom and the like. Anq-: a q-valent anion. q: 1 or 2; p: a coefficient for neutral charge. In formula (II): bond between L and T is a double, conjugated double, or triple bond. L: carbon atom. T: carbon, oxygen, sulfur, or nitrogen atom. x, y, z: 0 or 1. s: 0-4. R13: hydrogen atom and the like. R14, R15, and R16: hydrogen atom and the like. In formula (II?), the bond between L? and T? is a double or conjugated double bond. L?: carbon atom. T?: carbon, oxygen, nitrogen atom. s?: 0-4. Ring containing L? and T?: 5-membered ring, may contain a heteroatom.Type: GrantFiled: March 23, 2007Date of Patent: June 26, 2012Assignee: Adeka CorporationInventors: Toru Yano, Satoshi Yanagisawa, Yohei Aoyama, Koichi Shigeno
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Patent number: 8193366Abstract: A cyanine compound represented by the general formula (I), (VI) or (VII): wherein ring-A1 is an optionally substituted benzene or naphthalene ring; B is a group represented by the general formula (II) or (III); R1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, or an aryl group having 6 to 30 carbon atoms; R2 is a substituent represented by the general formula (IV); and Y1 is a hydrogen atom, an organic group having 1 to 30 carbon atoms, or a substituent represented by the general formula (IV): wherein ring-A2 is the same as the ring-A1 in the general formula (I); Y4 and Y5 each are independently the same as Y1 in the general formula (I); X2 is the same as X1 in the general formula (I); R10 is the same as R1 in the general formula (I); R11 is the same as R2 in the general formula (I); R23 and R24 are the same as R21 and R22 in the formulas (II) and (III); n is an integer of 0 to 6; the polymethine chain may have a substType: GrantFiled: April 21, 2010Date of Patent: June 5, 2012Assignee: Adeka CorporationInventors: Yohei Aoyama, Koichi Shigeno
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Publication number: 20110253218Abstract: A photoelectric conversion device capable of improving conversion efficiency is provided. The photoelectric conversion device includes a work electrode, a counter electrode, and an electrolyte-containing layer. In the work electrode, a metal oxide semiconductor layer supporting a dye is provided. The dye contains a cyanine compound. The cyanine compound has heterocyclic skeletons containing indolenine skeletons bonded with both ends of a methine chain, an anchor group introduced to a nitrogen atom contained in the indolenine skeletons, and a phenanthrene skeleton contained in one of the heterocyclic skeletons. In the case where light enters the dye, electron injection efficiency to the metal oxide semiconductor layer is improved.Type: ApplicationFiled: December 25, 2009Publication date: October 20, 2011Applicants: ADEKA CORPORATION, TDK CORPORATIONInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Toru Yano, Yukiko Mae, Yohei Aoyama
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Patent number: 8030494Abstract: An optical recording material containing a compound of formula (I): wherein R1 and R2 each represent hydrogen, hydroxyl, halogen, nitro, cyano, a C1-C30 organic group, or a group of formulae (II), (II?) or (III); or R1 and R2 are connected to form a ring; X1 is —CR3R4— or —NH—; Y1 is a C1-C30 organic group or a substituent of formulae (II), (II?) or (III); R3 and R4 each represent hydrogen, a C1-C30 organic group, or a group of formulae (II), (II?) or (III), provided that, when Y1 is a group of formula (III), R3 is hydrogen, a C1-C30 organic group, or a group of formulae (II), (II?) or (III), and when Y1 is a C1-C30 organic group or a group of formulae (II) or (II?), R3 is a group of formulae (II), (II?) or (III); M is Fe, Co, Ni, Ti, Cu, Zn, Zr, Cr, Mo, Os, Mn, Ru, Sn, Pd, Rh, Pt, or Ir; Anq? is a q-valent anion, p is a number necessary to neutralize an electric charge; and q is 1 or 2.Type: GrantFiled: October 2, 2007Date of Patent: October 4, 2011Assignee: Adeka CorporationInventors: Toru Yano, Yohei Aoyama
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Publication number: 20110155249Abstract: A photoelectric conversion device capable of improving conversion efficiency is provided. The photoelectric conversion device includes a work electrode, an opposed electrode, and an electrolyte-containing layer. In the work electrode, a metal oxide semiconductor layer supporting a dye is provided. The dye contains a cyanine compound that has a methine chain, an indolenine skeleton bonded with both ends of the methine chain, and anchor groups introduced to a nitrogen atom included in the indolenine skeleton. Electron injection efficiency to the metal oxide semiconductor layer is improved, and the dye is hardly exfoliated from the metal oxide semiconductor layer.Type: ApplicationFiled: September 9, 2009Publication date: June 30, 2011Applicants: TDK CORPORATION, ADEKA CORPORATIONInventors: Junji Tanabe, Atsushi Monden, Masahiro Shinkai, Mitsuhiro Okada, Toru Yano, Yohei Aoyama, Yusuke Kubota
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Publication number: 20110111162Abstract: A novel indolium compound of general formula (I) and an optical recording material containing the indolium compound. In formula (I), ring A is a benzene ring, etc.; ring B is a 5- or 6-membered heterocyclic ring; R1 is a group of general formula (II), etc.; R2 is an organic group having 1 to 30 carbon atoms, etc.; Y1 is an alkyl group having 1 to 10 carbon atoms, etc.; Z1 and Z2 are each, e.g., an alkyl group having 1 to 8 carbon atoms optionally substituted with a halogen atom and optionally interrupted by —O—, etc.; a is an integer of 0 to 6; b is an integer of 0 to 5; Anq? is a q-valent anion; q is 1 or 2; and p is a number necessary to neutralize an electric charge.Type: ApplicationFiled: September 26, 2008Publication date: May 12, 2011Applicant: ADEKA CORPORATIONInventors: Toru Yano, Yohei Aoyama
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Publication number: 20100304074Abstract: A novel indolium compound of general formula (I) and an optical recording material containing the indolium compound. In general formula (I), ring A is a benzene ring, etc.; R1 is a group of general formula (II), etc.; R2 is a C1-C30 organic group, etc.; Y1 is a C1-C10 alkyl group, etc.; Z1 is, e.g., a C1-C8 alkyl group optionally substituted with a halogen group and optionally interrupted by —O—, etc.; Z2 is, e.g., a C1-C8 alkyl group optionally substituted with a halogen group and optionally interrupted by —O—, etc.; a is an integer of 0 to 6; b is an integer of 0 to 5; Anq- is a q-valent anion; q is 1 or 2; and p is a number necessary to neutralize an electric charge.Type: ApplicationFiled: September 26, 2008Publication date: December 2, 2010Applicant: ADEKA CORPORATIONInventors: Toru Yano, Yohei Aoyama
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Publication number: 20100204474Abstract: A cyanine compound represented by the general formula (I), (VI) or (VII): wherein ring-A1 is an optionally substituted benzene or naphthalene ring; B is a group represented by the general formula (II) or (III); R1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, or an aryl group having 6 to 30 carbon atoms; R2 is a substituent represented by the general formula (IV); and Y1 is a hydrogen atom, an organic group having 1 to 30 carbon atoms, or a substituent represented by the general formula (IV): wherein ring-A2 is the same as the ring-A1 in the general formula (I); Y4 and Y5 each are independently the same as Y1 in the general formula (I); X2 is the same as X1 in the general formula (I); R10 is the same as R1 in the general formula (I); R11 is the same as R2 in the general formula (I); R23 and R24 are the same as R21 and R22 in the formulas (II) and (III); n is an integer of 0 to 6; the polymethine chain may have a substType: ApplicationFiled: April 21, 2010Publication date: August 12, 2010Applicant: ADEKA CORPORATIONInventors: Yohei AOYAMA, Koichi SHIGENO
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Patent number: 7745632Abstract: A cyanine compound represented by the general formula (I), (VI) or (VII): wherein ring-A1 is an optionally substituted benzene or naphthalene ring; B is a group represented by the general formula (II) or (III); R1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, or an aryl group having 6 to 30 carbon atoms; R2 is a substituent represented by the general formula (IV); and Y1 is a hydrogen atom, an organic group having 1 to 30 carbon atoms, or a substituent represented by the general formula (IV): wherein ring-A2 is the same as the ring-A1 in the general formula (I); Y4 and Y5 each are independently the same as Y1 in the general formula (I); X2 is the same as X1 in the general formula (I); R10 is the same as R1 in the general formula (I); R11 is the same as R2 in the general formula (I); R23 and R24 are the same as R21 and R22 in the formulas (II) and (III); n is an integer of 0 to 6; the polymethine chain may have a substType: GrantFiled: April 4, 2006Date of Patent: June 29, 2010Assignee: Adeka CorporationInventors: Yohei Aoyama, Koichi Shigeno
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Publication number: 20090270636Abstract: An optical recording material containing a compound of formula (I): wherein R1 and R2 each represent hydrogen, hydroxyl, halogen, nitro, cyano, a C1-C30 organic group, or a group of formulae (II), (II?) or (III); or R1 and R12 are connected to form a ring; X1 is —CR3R4— or —NH—; Y1 is a C1-C30 organic group or a substituent of formulae (II), (II?) or (III); R3 and R4 each represent hydrogen, a C1-C30 organic group, or a group of formulae (II), (II?) or (III), provided that, when Y1 is a group of formula (III), R3 is hydrogen, a C1-C30 organic group, or a group of formulae (II), (II?) or (III), and when Y1 is a C1-C30 organic group or a group of formulae (II) or (II?), R3 is a group of formulae (II), (II?) or (III); M is Fe, Co, Ni, Ti, Cu, Zn, Zr, Cr, Mo, Os, Mn, Ru, Sn, Pd, Rh, Pt, or Ir; Anq? is a q-valent anion, p is a number necessary to neutralize an electric charge; and q is 1 or 2.Type: ApplicationFiled: October 2, 2007Publication date: October 29, 2009Inventors: Toru Yano, Yohei Aoyama
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Publication number: 20090269541Abstract: An optical recording material comprising at least one kind of chalcone type compound represented by the following general formula (I) or a metal complex using the chalcone type compound as a ligand: wherein ring A represents a 5- or 6-membered heterocyclic ring or an aromatic ring; ring B represents a 5- or 6-membered heterocyclic ring, an aromatic ring, or a metallocene structure; the above-mentioned heterocyclic and aromatic ring may be condensed with other rings or may be substituted; n is 0 or 1.Type: ApplicationFiled: April 24, 2007Publication date: October 29, 2009Applicant: ADEKA CORPORATIONInventors: Toru Yano, Yohei Aoyama
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Publication number: 20090054652Abstract: A cyanine compound is represented by formula (I): A1: benzene or naphthalene ring. A3: 5- or 6-membered ring. R1, R2: hydrogen atom and the like. R7: an alkyl group and the like. R12: a substituent by formula (II) or (II?). R20: a hydrogen atom and the like. Anq-: a q-valent anion. q: 1 or 2; p: a coefficient for neutral charge. In formula (II): bond between L and T is a double, conjugated double, or triple bond. L: carbon atom. T: carbon, oxygen, sulfur, or nitrogen atom. x, y, z: 0 or 1. s: 0-4. R13: hydrogen atom and the like. R14, R15, and R16: hydrogen atom and the like. In formula (II?), the bond between L? and T? is a double or conjugated double bond. L?: carbon atom. T?: carbon, oxygen, nitrogen atom. s?: 0-4. Ring containing L? and T?: 5-membered ring, may contain a heteroatom.Type: ApplicationFiled: March 23, 2007Publication date: February 26, 2009Applicant: ADEKA CORPORATIONInventors: Toru Yano, Satoshi Yanagisawa, Yohei Aoyama, Koichi Shigeno