Patents by Inventor Ichiro Yamanaka

Ichiro Yamanaka 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).

  • Publication number: 20230010889
    Abstract: A hydrogen ammonia producing device is configured to produce hydrogen and/or ammonia. The hydrogen ammonia producing device includes an electrochemical cell including an electrode assembly and an electrolyte solution. The electrode assembly has a cathode, a separator and an anode that are sequentially stacked with each other. The anode is in contact with urea. The electrolyte solution is an alkaline aqueous solution. At least one of the anode or the cathode is in contact with the electrolyte solution. The separator is an ion exchange membrane.
    Type: Application
    Filed: July 5, 2022
    Publication date: January 12, 2023
    Inventors: Takanobu KAJINO, Ichiro YAMANAKA, Shoji IGUCHI, Ayumu OKANO
  • Publication number: 20060235245
    Abstract: Provided is a process for industrially advantageously producing an oxygen-bearing compound (e.g., an alcohol, a diol, a polyol, or a ketone) through oxidation of an alkane or an alcohol, which process requires no treatment for separation/removal of a catalyst and causes no equipment corrosion. Specifically, there are provided a process for producing an oxygen-bearing compound, including oxidizing an alkane in the presence of a catalyst containing at least one element selected from among transition metal elements belonging to Groups 5 and 8 to 10 of the periodic table, wherein the oxygen-bearing compound is an alcohol, a diol, a polyol, or a ketone; and a process for producing an oxygen-bearing compound, including oxidizing an alcohol in the presence of a catalyst containing at least one element selected from among transition metal elements belonging to Groups 5 and 8 to 10 of the periodic table, wherein the oxygen-bearing compound is a diol, a polyol, or a ketone.
    Type: Application
    Filed: March 6, 2006
    Publication date: October 19, 2006
    Applicants: Idemitsu Kosan Co., Ltd., Tokyo Institute of Technology
    Inventors: Ichiro Yamanaka, Kiyoshi Otsuka
  • Patent number: 6881870
    Abstract: There is provided a process for producing adamantanol and adamantanone which comprises reacting adamantane and oxygen in the presence of an oxidation catalyst constituted of a rare earth metal salt and a promoter containing an element selected from group 4 to group 10 of the new Periodic Table, and it is made possible through the production process according to the present invention to produce 2-adamantanol and 2-adamantanone in a high selectivity, high efficiency and safety by oxidizing adamantane under a mild reaction condition.
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: April 19, 2005
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka
  • Publication number: 20040199022
    Abstract: There is provided a process for producing adamantanol and adamantanone which comprises reacting adamantane and oxygen in the presence of an oxidation catalyst constituted of a rare earth metal salt and a promoter containing an element selected from group 4 to group 10 of the new Periodic Table, and it is made possible through the production process according to the present invention to produce 2-adamantanol and 2-adamantanone in a high selectivity, high efficiency and safety by oxidizing adamantane under a mild reaction condition.
    Type: Application
    Filed: December 29, 2003
    Publication date: October 7, 2004
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka
  • Patent number: 6762004
    Abstract: Charge control agent and toner for developing electrostatic images containing said charge control agent. The active ingredient of the charge control agent is a metal compound obtainable by reacting one or two or more molecules of a compound having a phenolic hydroxy group and one or two or more molecules of a metal alkoxide.
    Type: Grant
    Filed: September 11, 2002
    Date of Patent: July 13, 2004
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Shun-ichiro Yamanaka, Akihide Isoda
  • Patent number: 6756485
    Abstract: Charge control agent comprising a metal complex salt compound of Formula (I) containing substantially no monoazo compound constituting the ligand thereof, toner containing the charge control agent, and process for manufacturing a metal complex salt compound of Formula (I), which comprises a metallizing reaction for metallizing a monoazo compound of Formula (II) with iron, nickel, aluminum, titanium or zirconium to produce a metal complex salt compound, in which metallizing reaction a monohydric or dihydric alcohol is used as a reaction-promoting solvent: R: alkyl (C4 to 12); Y: halogen or alkyl (C 1 to 5); p and q: number of monoazo compounds coordinated to the metal M; p: 1, 2, 3 or 4; q: 0, 1, 2 or 3; p+q: 1 to 6; L1 and L2 is —O—; one of L3 and L4 is —O—, while the other is an —OH group or an —O− ion; M is iron, nickel, aluminum, titanium or zirconium; (Mx+)m: m number of metals of atomic valence x; m: 1 to 4; x: 2 or more; Z−: the
    Type: Grant
    Filed: February 11, 2003
    Date of Patent: June 29, 2004
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Masashi Yasumatsu, Akihiro Tada, Shun-ichiro Yamanaka
  • Patent number: 6695963
    Abstract: Disclosed is an organic electrolysis reactor for performing an electrolytic oxidation reaction of a system comprising a substrate and a reductant, comprising: a casing; an anode which comprises an anode active material and which is ion-conductive or active species-conductive; a cathode which comprises a cathode active material and which is ion-conductive or active species-conductive; and means for applying a voltage between the anode and the cathode, wherein the means for applying a voltage is disposed in the outside of the casing and connected to the anode and the cathode, wherein the anode and the cathode are disposed in spaced relationship in the casing to partition the inside of the casing into an intermediate compartment between the anode and the cathode, and an anode compartment on the outside of the anode.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: February 24, 2004
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka, Ken Suzuki
  • Publication number: 20030187234
    Abstract: Charge control agent comprising a metal complex salt compound of Formula (I) containing substantially no monoazo compound constituting the ligand thereof, toner containing the charge control agent, and process for manufacturing a metal complex salt compound of Formula (I), which comprises a metallizing reaction for metallizing a monoazo compound of Formula (II) with iron, nickel, aluminum, titanium or zirconium to produce a metal complex salt compound, in which metallizing reaction a monohydric or dihydric alcohol is used as a reaction-promoting solvent: 1
    Type: Application
    Filed: February 11, 2003
    Publication date: October 2, 2003
    Applicant: ORIENT CHEMICAL INDUSTRIES, LTD.
    Inventors: Masashi Yasumatsu, Akihiro Tada, Shun-Ichiro Yamanaka
  • Publication number: 20030104298
    Abstract: Charge control agent and toner for developing electrostatic images containing said charge control agent. The active ingredient of the charge control agent is a metal compound obtainable by reacting one or two or more molecules of a compound having a phenolic hydroxy group and one or two or more molecules of a metal alkoxide.
    Type: Application
    Filed: September 11, 2002
    Publication date: June 5, 2003
    Applicant: ORIENT CHEMICAL INDUSTRIES, LTD.
    Inventors: Shun-ichiro Yamanaka, Akihide Isoda
  • Patent number: 6569309
    Abstract: Disclosed is a fuel cell type reactor for performing an oxidation reaction of a system comprising a substrate, a reductant and an oxidant, comprising: a casing; an anode which comprises an anode active material and which is ion-conductive or active species-conductive; and a cathode which comprises a cathode active material and which is ion-conductive or active species-conductive, wherein the anode and the cathode are disposed in spaced relationship in the casing to partition the inside of the casing into an intermediate compartment between the anode and the cathode, an anode compartment on the outside of the anode and a cathode compartment on the outside of the cathode, and wherein the intermediate compartment has an inlet for an electrolyte solution and a substrate, the anode compartment has an inlet for a reductant, and the cathode compartment has an inlet for an oxidant.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: May 27, 2003
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka, Ken Suzuki
  • Publication number: 20030070910
    Abstract: Disclosed is an organic electrolysis reactor for performing an electrolytic oxidation reaction of a system comprising a substrate and a reductant, comprising: a casing; an anode which comprises an anode active material and which is ion-conductive or active species-conductive; a cathode which comprises a cathode active material and which is ion-conductive or active species-conductive; and means for applying a voltage between the anode and the cathode, wherein the means for applying a voltage is disposed in the outside of the casing and connected to the anode and the cathode, wherein the anode and the cathode are disposed in spaced relationship in the casing to partition the inside of the casing into an intermediate compartment between the anode and the cathode, and an anode compartment on the outside of the anode.
    Type: Application
    Filed: October 9, 2001
    Publication date: April 17, 2003
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka, Ken Suzuki
  • Patent number: 6548648
    Abstract: Charge control agent comprising a metal complex salt compound of Formula (I) containing substantially no monoazo compound constituting the ligand thereof, toner containing the charge control agent, and process for manufacturing a metal complex salt compound of Formula (I), which comprises a metallizing reaction for metallizing a monoazo compound of Formula (II) with iron, nickel, aluminum, titanium or zirconium to produce a metal complex salt compound, in which metallizing reaction a monohydric or dihydric alcohol is used as a reaction-promoting solvent: wherein the substituents are as defined in the disclosure.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: April 15, 2003
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Masashi Yasumatsu, Akihiro Tada, Shun-ichiro Yamanaka
  • Patent number: 6534231
    Abstract: Charge control agent and toner for developing electrostatic images containing said charge control agent. The active ingredient of the charge control agent is a metal compound obtainable by reacting one or two or more molecules of a compound having a phenolic hydroxy group and one or two or more molecules of a metal alkoxide.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: March 18, 2003
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Shun-ichiro Yamanaka, Akihide Isoda
  • Publication number: 20030029733
    Abstract: Disclosed is a fuel cell type reactor for performing an oxidation reaction of a system comprising a substrate, a reductant and an oxidant, comprising: a casing; an anode which comprises an anode active material and which is ion-conductive or active species-conductive; and a cathode which comprises a cathode active material and which is ion-conductive or active species-conductive, wherein the anode and the cathode are disposed in spaced relationship in the casing to partition the inside of the casing into an intermediate compartment between the anode and the cathode, an anode compartment on the outside of the anode and a cathode compartment on the outside of the cathode, and wherein the intermediate compartment has an inlet for an electrolyte solution and a substrate, the anode compartment has an inlet for a reductant, and the cathode compartment has an inlet for an oxidant.
    Type: Application
    Filed: October 9, 2001
    Publication date: February 13, 2003
    Inventors: Kiyoshi Otsuka, Ichiro Yamanaka, Ken Suzuki
  • Patent number: 6326113
    Abstract: Charge control agent comprising a base particle containing at least a charge control substance, and a granulating agent, said base particle being granulated using said granulating agent, and said granulating agent being at least one selected from the group consisting of anionic surfactants, nonionic surfactants, cationic surfactants, natural water-soluble high molecular compounds and synthetic water-soluble high molecular compounds; manufacturing process thereof; and toner for developing electrostatic images containing the charge control agent for the purpose of charge control, and also containing a coloring agent and a resin.
    Type: Grant
    Filed: June 15, 2000
    Date of Patent: December 4, 2001
    Assignees: Chukyo Yushi Co., Ltd., Orient Chemical Industries, Ltd.
    Inventors: Toshiyuki Okuda, Yoshitaka Taguchi, Akihiro Tada, Shun-ichiro Yamanaka
  • Patent number: 6197467
    Abstract: Charge control agent comprising a metal complex salt compound having a monoazo compound as a ligand, wherein the metal complex salt compound is amorphous, and which is excellent in charge control properties, heat resistance and light fastness, good in dispersibility in, and wettability with, toner resins, hardly damages the photoreceptor when used in a toner, and is unlikely to drop from toner particles during charging; process for manufacturing the charge control agent, comprising subjecting a crystalline metal complex salt compound having a monoazo compound as a ligand to wet milling in an organic solvent, or dissolving the crystalline metal complex salt compound in an organic solvent, and subsequently re-dispersing it in water; and toner for developing electrostatic images comprising said charge control agent, a toner resin, and a coloring agent, and method of use thereof.
    Type: Grant
    Filed: April 22, 1998
    Date of Patent: March 6, 2001
    Assignee: Orient Chemical Industries
    Inventors: Shun-ichiro Yamanaka, Kazuaki Sukata, Masashi Yasumatsu
  • Patent number: 6153735
    Abstract: Monoazo metal compound of formula [I] which is excellent in charge control or charge-enhancing property, and toner for developing electrostatic images and powdery paint for electrostatic painting incorporating thereof:D.sub.3 (Met).sub.2 [I]D is a ligand based on a monoazo compound of formula [II] or [III], Met is a metal atom, and the 3 molecules of D are coordinated to the 2 atoms of Met: ##STR1## R.sup.1 -R.sup.10, and R.sup.21 -R.sup.28 are each H, halogen, nitro, alkyl or haloalkyl, aryl, aralkyl, --SO.sub.2 N(R.sup.11).sub.2 (R.sup.11 is H, alkyl, aryl, aralkyl), --N(R.sup.12).sub.2 (R.sup.12 is H, lower alkyl, aryl, aralkyl, acyl), --CONH(R.sup.13) (R.sup.13 is H, a lower alkyl, aryl, aralkyl); 2 or more of R.sup.1 -R.sup.10 and/or R.sup.21 -R.sup.28 may bind together to form an aromatic or aliphatic ring.
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: November 28, 2000
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Kazuaki Sukata, Shuji Sugawara, Shun-ichiro Yamanaka, Tohru Tsuruhara, Masashi Yasumatsu
  • Patent number: 5990332
    Abstract: Metal compound of formula [I] which is excellent in charge control or charge-enhancing property, and toner for developing electrostatic images and powdery paint for electrostatic painting incorporating thereof: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent a hydrogen, a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; R.sup.1 and R.sup.2, R.sup.2 and R.sup.3, and R.sup.3 and R.sup.4 may bind together to form an aromatic or aliphatic ring which may have one or more substituents of a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; M represents a metal; m represents an integer of 3 or more; n represents an integer of 2 or more.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: November 23, 1999
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Kazuaki Sukata, Tohru Tsuruhara, Shun-Ichiro Yamanaka, Shuji Sugawara, Masashi Yasumatsu
  • Patent number: 5976749
    Abstract: Metal compound of formula [I] which is excellent in charge control or charge-enhancing property, and toner for developing electrostatic images and powdery paint for electrostatic painting incorporating thereof: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent a hydrogen, a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; R.sup.1 and R.sup.2, R.sup.2 and R.sup.3, and R.sup.3 and R.sup.4 may bind together to form an aromatic or aliphatic ring which may have one or more substituents of a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; M represents a metal; m represents an integer of 3 or more; n represents an integer of 2 or more.
    Type: Grant
    Filed: August 27, 1996
    Date of Patent: November 2, 1999
    Assignee: Orient Chemical Industries, Ltd
    Inventors: Kazuaki Sukata, Tohru Tsuruhara, Shun-ichiro Yamanaka, Shuji Sugawara, Masashi Yasumatsu
  • Patent number: 5952145
    Abstract: Charge control agent and toner for developing electrostatic images comprising such a charge control agent whose active ingredient is a calix (n) arene compound of formula I: ##STR1## wherein x+y=n; x and y each is an integer of 1 or more; n is an integer of 4-8; the x repeat units and y repeat units can be arranged in any order; R.sup.1 and R.sup.2 each is H, C.sub.1-12 alkyl, C.sub.2-12 alkenyl, C.sub.7-12 aralkyl, phenyl, C.sub.4-8 cycloalkyl, halogen, nitro, amino, alkyl- or phenyl-substituted amino, --Si(CH.sub.3).sub.3, or --SO.sub.3 H; and of the n R radicals in the --OR groups, 1 to (n-1) are H, with the remaining (n-1) to 1 being alkyl, alkenyl, phenyl, aralkyl, cycloalkyl, --COR.sup.3 ?wherein R.sup.3 is H, alkyl, alkenyl, phenyl, aralkyl, or cycloalkyl!, --Si(CH.sub.3).sub.3, --(CH.sub.2).sub.m COOR.sup.4 ?wherein R.sup.4 is H or lower alkyl and m is an integer of 1-3!, --(CH.sub.2 CH.sub.2 O).sub.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: September 14, 1999
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Shun-ichiro Yamanaka, Kazuaki Sukata