Patents by Inventor Chikara Manabe

Chikara Manabe 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: 20100137502
    Abstract: Provided is a nanotube-polymer composite which can effectively utilize characteristics of a carbon nanotube structure. The composite includes a carbon nanotube structure and a polymer, in which: the carbon nanotube structure has a network structure constructed by mutually cross-linking functional groups bonded to multiple carbon nanotubes through chemical bonding of the functional groups together; and the polymer is filled in the network structure.
    Type: Application
    Filed: February 1, 2010
    Publication date: June 3, 2010
    Applicant: Fuji Xerox Co., LTD.
    Inventors: Miho Watanabe, Kentaro Kishi, Chikara Manabe, Kazunori Anazawa, Masaki Hirakata, Taishi Shigematsu, Hiroyuki Watanabe, Takashi Isozaki, Shigeki Ooma, Shinsuke Okada
  • Patent number: 7695769
    Abstract: Provided is a nanotube-polymer composite which can effectively utilize characteristics of a carbon nanotube structure. The composite includes a carbon nanotube structure and a polymer, in which: the carbon nanotube structure has a network structure constructed by mutually cross-linking functional groups bonded to multiple carbon nanotubes through chemical bonding of the functional groups together; and the polymer is filled in the network structure.
    Type: Grant
    Filed: September 8, 2004
    Date of Patent: April 13, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Miho Watanabe, Kentaro Kishi, Chikara Manabe, Kazunori Anazawa, Masaki Hirakata, Taishi Shigematsu, Hiroyuki Watanabe, Takashi Isozaki, Shigeki Ooma, Shinsuke Okada
  • Patent number: 7686977
    Abstract: A liquid crystal-containing composition includes a cholesteric liquid crystal, a polymer, and concave and convex portions located at the interface between a region including the cholesteric liquid crystal and a region including the polymer.
    Type: Grant
    Filed: April 30, 2007
    Date of Patent: March 30, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Naoki Hiji, Chikara Manabe, Shigeru Yamamoto
  • Patent number: 7678357
    Abstract: An electrical connection structure that is able to electrically connect wiring to a biopolymer, a production method of the electrical connection structure, and an electric wiring method which is able to perform wiring on a nanometer-scale. A first aspect of the production method of the present invention uses a carbon nanotube as an electrode, and makes the carbon nanotube contact the biopolymer. A second aspect of the production method applies electric current between the electrode and the biopolymer of the first aspect. The electrical connection structure of the present invention comprises at least the electrode formed by the carbon nanotube and the biopolymer, wherein the electrode is in contact with the biopolymer. In the electric wiring method of the present invention, the electrode formed by the carbon nanotube contacts the biopolymer to complete an electrical connection.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: March 16, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Hiroyuki Watanabe, Chikara Manabe, Taishi Shigematsu, Kei Shimotani, Masaaki Shimizu
  • Patent number: 7674447
    Abstract: An electrical connection structure that is able to electrically connect wiring to a biopolymer, a production method of the electrical connection structure, and an electric wiring method which is able to perform wiring on a nanometer-scale. A first aspect of the production method of the present invention uses a carbon nanotube as an electrode, and makes the carbon nanotube contact the biopolymer. A second aspect of the production method applies electric current between the electrode and the biopolymer of the first aspect. The electrical connection structure of the present invention comprises at least the electrode formed by the carbon nanotube and the biopolymer, wherein the electrode is in contact with the biopolymer. In the electric wiring method of the present invention, the electrode formed by the carbon nanotube contacts the biopolymer to complete an electrical connection.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: March 9, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Hiroyuki Watanabe, Chikara Manabe, Taishi Shigematsu, Kei Shimotani, Masaaki Shimizu
  • Patent number: 7597820
    Abstract: A liquid crystal-containing composition according to the present invention includes a cholesteric liquid crystal, a polymer, and particles having hydrophobic surfaces. The particles having hydrophobic surfaces are at the interface between the region containing the cholesteric liquid crystal and the region containing the polymer.
    Type: Grant
    Filed: September 21, 2007
    Date of Patent: October 6, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Chikara Manabe, Naoki Hiji, Shigeru Yamamoto
  • Patent number: 7592050
    Abstract: A method for producing a carbon nanotube thin film comprises a step of dropping a mixed liquid containing carbon nanotubes and an ionic liquid onto a liquid surface of a film forming liquid to spread the carbon nanotubes on the liquid surface.
    Type: Grant
    Filed: June 3, 2005
    Date of Patent: September 22, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Miho Watanabe, Chikara Manabe, Taishi Shigematsu, Masaki Hirakata, Shinsuke Okada, Shigeki Ooma
  • Patent number: 7576172
    Abstract: The present invention discloses a method of synthesizing an aliphatic polymer having a ketone group in the main chain thereof, in which polyhydric alcohol (for example, glycerin) as a raw material is polymerized in the presence of a catalyst, and a method of preparing a composition containing an aliphatic polymer having a ketone group in the main chain thereof, including such a process.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: August 18, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taishi Shigematsu, Chikara Manabe, Masaki Hirakata, Kentaro Kishi, Miho Watanabe, Hiroyuki Watanabe
  • Patent number: 7573186
    Abstract: The present invention provides an electrode for electrochemical measurement including a carbon nanotube, a catalyst causing a specific chemical reaction, and an insulator in which the carbon nanotube and the catalyst are embedded, wherein a part of the catalyst is exposed at the surface of the insulator and a part of the carbon nanotube is exposed at the surface of the insulator to form an electoconductive portion, or wherein a part of the catalyst is exposed at the surface of the insulator, and a part of the carbon nanotube is electrically connected to the exposed catalyst to form an electoconductive portion.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: August 11, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taishi Shigematsu, Miho Watanabe, Chikara Manabe, Hiroyuki Watanabe
  • Publication number: 20090197002
    Abstract: Provided are a carbon nanotube structure more excellent in electric conductivity, thermal conductivity, and mechanical strength, and a method of manufacturing the carbon nanotube structure. A carbon nanotube composite structure is characterized by including: a first carbon nanotube structure in which functional groups bonded to plural carbon nanotubes are chemically bonded and mutually cross-linked to construct a network structure; and a second carbon nanotube structure in which functional groups bonded to plural carbon nanotubes are chemically bonded and mutually cross-linked to construct a network structure, the second carbon nanotube structure being combined with the network structure of the first carbon nanotube structure.
    Type: Application
    Filed: February 20, 2009
    Publication date: August 6, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Miho Watanabe, Chikara Manabe, Taishi Shigematsu, Kazunori Anazawa, Takashi Isozaki, Kentaro Kishi, Masaki Hirakata, Shigeki Ooma, Shinsuke Okada, Hiroyuki Watanabe
  • Publication number: 20090191361
    Abstract: A liquid crystal-containing composition includes a microcapsule. In the microcapsule, a liquid crystal is encapsulated by a shell material component containing polyurea. Monomer components included in the polyurea include a polyisocyanate component, a high molecular weight polyamine component and a low molecular weight polyamine component.
    Type: Application
    Filed: October 8, 2008
    Publication date: July 30, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Naoki HIJI, Takeo KAKINUMA, Chikara MANABE, Tadayoshi OZAKI
  • Publication number: 20090166592
    Abstract: The present invention provides a structure composed substantially only of carbon nanotubes each having a functional group, the structure being obtained by using a liquid mix characterized by including: the carbon nanotubes; and a crosslinking agent capable of prompting a crosslinking reaction with the functional group. The structure has a network structure in which the carbon nanotubes are surely connected to each other. The present invention also provides a method of forming the structure.
    Type: Application
    Filed: September 24, 2008
    Publication date: July 2, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Chikara Manabe, Kentaro Kishi, Taishi Shigematsu, Hisae Yoshizawa, Miho Watanabe, Kei Shimotani, Hiroyuki Watanabe, Masaaki Shimizu
  • Publication number: 20090162575
    Abstract: A liquid crystal-containing composition and a liquid crystal display device including the same, the liquid crystal-containing composition including a cholesteric liquid crystal and microcapsules containing the cholesteric liquid crystal, and having a wall component comprising at least one selected from the group consisting of polyurethane and polyurea, the wall component further including a first isocyanurate component having a cyclo ring structure and a second isocyanate component other than the first isocyanurate component.
    Type: Application
    Filed: October 7, 2008
    Publication date: June 25, 2009
    Applicant: Fuji Xerox Co., Ltd.
    Inventors: Chikara MANABE, Naoki HIJI, Takeo KAKINUMA, Tadayoshi OZAKI
  • Publication number: 20090159345
    Abstract: The present invention provides a display medium which prevents a decrease in reflectance during storage at high temperatures, and a writing apparatus using the display medium. A photoconductive layer 24, a selective light transmission layer 22, and a liquid crystal layer 20 are laminated between substrates 12 and 14, which have electrodes 16 and 18, respectively, to form a display medium 10. The selective light transmission layer 22 as a color layer is composed of a deionized material. The ion concentration of the selective light transmission layer 22 is controlled to be within a predetermined range.
    Type: Application
    Filed: June 23, 2008
    Publication date: June 25, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hideo Kobayashi, Masaaki Araki, Takehito Hikichi, Takeo Kakinuma, Naoki Hiji, Chikara Manabe, Motohiko Sakamaki, Hiroe Okuyama, Shigeru Yamamoto
  • Patent number: 7528215
    Abstract: The invention provides an aliphatic polymer having a ketone group and ether bonding in its main chain, characterized by comprising structural units represented by the Formula (1) and by the Formula (2). In the Formulae (1) and (2), Ra and Rb each independently represents a substituted or unsubstituted divalent aliphatic hydrocarbon group. Rc represents a substituted or unsubstituted divalent aliphatic hydrocarbon group having ether bonding in a terminal thereof, or a single bond. N1 represents an integer of 1 or more. N2 represents an integer of 0 or more. And, n1+n2 is in a range of 2 to 1000. The polymer preferably contains ether bonds and ketone groups in a ratio of 0.01 to 100. The polymer can be substantially comprised of a structural unit represented by the Formula (1) as a repeating unit. A resin composition containing as a component structural units represented by the Formula (1) is also provided. The resin composition may further comprise an electrically conductive powder.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: May 5, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taishi Shigematsu, Chikara Manabe, Masaki Hirakata, Kentaro Kishi, Miho Watanabe, Hiroyuki Watanabe
  • Patent number: 7488405
    Abstract: The present invention provides an electrode for electrochemical measurement including: a carbon nanotube and an insulator that encloses carbon nanotube, wherein: the carbon nanotube is enclosed by being chemically bonded with the insulator; and part of the carbon nanotube forms an electrical conduction part exposed at a surface of the insulator. The carbon nanotube can include plural carbon nanotubes electrically connected with each other. The electrical conduction part can be part of the plural carbon nanotubes exposed in plural spots at a surface of the insulator through the insulator. The plural carbon nanotubes can form a network structure by being electrically connected with each other by chemical bonding. The present invention also provides a method for manufacturing the electrode for electrochemical measurement.
    Type: Grant
    Filed: June 15, 2004
    Date of Patent: February 10, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taishi Shigematsu, Miho Watanabe, Chikara Manabe, Hiroyuki Watanabe
  • Patent number: 7452828
    Abstract: To provide a carbon nanotube device capable of efficiently exerting various electrical or physical characteristics of a carbon nanotube, the present invention provides: a carbon nanotube device, in which a carbon nanotube structure layer having a network structure in which plural carbon nanotubes mutually cross-link, is formed in an arbitrary pattern on a surface of a base body; and a method of manufacturing the carbon nanotube device with which the carbon nanotube can be suitably manufactured.
    Type: Grant
    Filed: October 27, 2003
    Date of Patent: November 18, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masaki Hirakata, Takashi Isozaki, Kentaro Kishi, Taishi Shigematsu, Chikara Manabe, Kazunori Anazawa, Hiroyuki Watanabe, Masaaki Shimizu
  • Patent number: 7419818
    Abstract: The present invention provides an organic conductor comprising a deoxyribonucleic acid (DNA) and an electric charge-donating material bonded to the deoxyribonucleic acid, and an organic conductor comprising at least two DNAs; and an electric charge-transfer substance bonding to each base of the two DNAs.
    Type: Grant
    Filed: March 19, 2007
    Date of Patent: September 2, 2008
    Assignee: Fuji Xerox Co., Ltd
    Inventors: Taishi Shigematsu, Kei Shimotani, Chikara Manabe, Hiroyuki Watanabe, Masaaki Shimizu
  • Publication number: 20080187687
    Abstract: A liquid crystal-containing composition according to the present invention includes a cholesteric liquid crystal, a polymer, and particles having hydrophobic surfaces. The particles having hydrophobic surfaces are at the interface between the region containing the cholesteric liquid crystal and the region containing the polymer.
    Type: Application
    Filed: September 21, 2007
    Publication date: August 7, 2008
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Chikara Manabe, Naoki Hiji, Shigeru Yamamoto
  • Patent number: 7382041
    Abstract: A method of producing an organic-inorganic composite insulating material for electronic element comprises subjecting a mixture of an organic polymer or its solution and a metal alkoxide or its solution as a starting material to sol-gel reaction of the metal alkoxide in the presence of the organic polymer.
    Type: Grant
    Filed: July 5, 2005
    Date of Patent: June 3, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Shinsuke Okada, Masaki Hirakata, Miho Watanabe, Taishi Shigematsu, Shigeki Ooma, Chikara Manabe