Patents by Inventor Takeshi Kajikawa

Takeshi Kajikawa 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).

  • Patent number: 10853007
    Abstract: An information processing apparatus includes: a storage unit that stores a plurality of pieces of application software; a connection control unit that establishes a communication connection to an external apparatus and collects available function information indicating at least one function included in the external apparatus; a determining unit that determines at least one piece of application software that is executable with respect to the external apparatus among the pieces of application software, based on the available function information; a display control unit that displays, on a display unit, the pieces of application software that are determined as being executable, and causes at least one piece of application software that is determined as being inexecutable to be hidden in the display unit or to be displayed on the display unit in a display mode different from a display mode of the pieces of application software that are determined as being executable.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: December 1, 2020
    Assignee: Ricoh Company, Ltd.
    Inventor: Takeshi Kajikawa
  • Publication number: 20190286390
    Abstract: An information processing apparatus includes: a storage unit that stores a plurality of pieces of application software; a connection control unit that establishes a communication connection to an external apparatus and collects available function information indicating at least one function included in the external apparatus; a determining unit that determines at least one piece of application software that is executable with respect to the external apparatus among the pieces of application software, based on the available function information; a display control unit that displays, on a display unit, the pieces of application software that are determined as being executable, and causes at least one piece of application software that is determined as being inexecutable to be hidden in the display unit or to be displayed on the display unit in a display mode different from a display mode of the pieces of application software that are determined as being executable.
    Type: Application
    Filed: March 11, 2019
    Publication date: September 19, 2019
    Applicant: Ricoh Company, Ltd.
    Inventor: Takeshi KAJIKAWA
  • Patent number: 10099499
    Abstract: To provide a thermosensitive recording material, containing: a support; an under layer; a thermosensitive recording layer; and a protective layer, where the under layer, the thermosensitive recording layer, and the protective layer are provided in this order on at least one surface of the support, wherein the support is synthetic paper, or a synthetic resin film, wherein the under layer contains a binder resin, and hollow particles, wherein an adhesive force of the thermosensitive recording material at ?20° C., as measured by the described measuring method of the adhesive force, is 10.0 N/25 mm or greater.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: October 16, 2018
    Assignee: RICOH COMPANY, LTD.
    Inventors: Daiki Iwata, Takeshi Kajikawa, Hideo Aihara
  • Publication number: 20160001583
    Abstract: To provide a thermosensitive recording material, containing: a support; an under layer; a thermosensitive recording layer; and a protective layer, where the under layer, the thermosensitive recording layer, and the protective layer are provided in this order on at least one surface of the support, wherein the support is synthetic paper, or a synthetic resin film, wherein the under layer contains a binder resin, and hollow particles, wherein an adhesive force of the thermosensitive recording material at ?20° C., as measured by the described measuring method of the adhesive force, is 10.0 N/25 mm or greater.
    Type: Application
    Filed: March 6, 2014
    Publication date: January 7, 2016
    Applicant: RICOH COMPANY, LTD.
    Inventors: Daiki IWATA, Takeshi KAJIKAWA, Hideo AIHARA
  • Patent number: 8003568
    Abstract: Provided is a thermosensitive recording material that comprises a support, a thermosensitive coloring layer on the support, and a protective layer on the thermosensitive coloring layer, wherein the thermosensitive coloring layer comprises a leuco dye and a color developer, and the protective layer comprises a diacetone-modified polyvinyl alcohol resin and a (meth)acrylic resin.
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: August 23, 2011
    Assignee: Ricoh Company, Ltd.
    Inventors: Yoshiaki Matsunaga, Shinji Takano, Takeshi Kajikawa, Toshiaki Ikeda, Masafumi Kumoda
  • Publication number: 20100036796
    Abstract: A ticket generating unit generates, for a processing request received from a user and an entity containing a series of processes to be executed based on the processing request, a ticket containing request identification information for identifying the processing request and user information for identifying the user. An execution processing unit executes, upon receiving the processing request and the ticket, requested processing according to the entity. A log managing unit records log information related to the processing executed by the execution processing unit, in a log storing unit in a reduced manner.
    Type: Application
    Filed: July 16, 2009
    Publication date: February 11, 2010
    Inventors: Takeshi KAJIKAWA, Yoshiharu TOJO
  • Publication number: 20090027726
    Abstract: A image processing apparatus including a log setting module that sets a log recording setting corresponding to each of a plurality of processes executed at the image processing apparatus. The image processing apparatus also includes a memory for storing the log recording setting, and a module that determines, based on the log recording setting, whether log information should be recorded.
    Type: Application
    Filed: July 24, 2008
    Publication date: January 29, 2009
    Inventor: Takeshi KAJIKAWA
  • Patent number: 7476643
    Abstract: A thermal recording material is provided including a substrate, a thermal coloring layer located overlying the substrate, and a protective layer located overlying the thermal coloring layer. The protective layer includes a binder resin, a crosslinker, a filler; and a release agent. The release agent is a spherical and particulate silicone compound having the following formula: (CH3SiO3/2)n, wherein n represents an integer greater than 15.
    Type: Grant
    Filed: September 9, 2005
    Date of Patent: January 13, 2009
    Assignee: Ricoh Company, Ltd.
    Inventors: Toshiaki Ikeda, Takeshi Kajikawa
  • Publication number: 20080316516
    Abstract: An image processing apparatus including an image input module configured to input a document image; a detect module configured to detect whether copy control information is provided with document image data of the document image; a transfer module configured to transfer the document image data through a network in case the detect module detects the copy control information; an edit module configured to edit the document image data, and create an edited image according to the copy control information; and an image output module configured to output the edited image.
    Type: Application
    Filed: June 19, 2008
    Publication date: December 25, 2008
    Inventor: Takeshi Kajikawa
  • Publication number: 20080280757
    Abstract: Provided is a thermosensitive recording material that comprises a support, a thermosensitive coloring layer on the support, and a protective layer on the thermosensitive coloring layer, wherein the thermosensitive coloring layer comprises a leuco dye and a color developer, and the protective layer comprises a diacetone-modified polyvinyl alcohol resin and a (meth)acrylic resin.
    Type: Application
    Filed: September 12, 2007
    Publication date: November 13, 2008
    Inventors: Yoshiaki Matsunaga, Shinji Takano, Takeshi Kajikawa, Toshiaki Ikeda, Masafumi Kumoda
  • Patent number: 7419935
    Abstract: A heat-sensitive recording material comprising on one surface of a substrate a heat-sensitive coloring layer comprising a leuco dye and a color developer, wherein the heat-sensitive recording material comprises a layer which comprises a copolymer of a (meth)acryloyloxyalkylammonium salt and styrene; and the layer which comprises the copolymer of the (meth)acryloyloxyalkylammonium salt and styrene is at least any one of a back layer, an under layer and a protective layer.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: September 2, 2008
    Assignee: Ricoh Company, Ltd.
    Inventors: Yasuhiro Kadota, Takeshi Kajikawa, Kunihiko Hada
  • Publication number: 20070225164
    Abstract: There is provided a thermosensitive recording material containing a support, an intermediate layer, and a thermosensitive recording layer containing a leuco dye and a color developer, disposed in this order, wherein the intermediate layer contains hollow particles, a styrene-butadiene copolymer, and a copolymer of vinyl alcohol and a metal salt of allyl sulfonate, wherein the hollow particles have a void ratio of 60-98%, a maximum particle diameter D100 of 5.0-10.0 ?m, and a ratio D100/D50 of 1.5-3.0, where the ratio D100/D50 is a ratio of the maximum diameter D100 to a 50% cumulative particle diameter D50 of the hollow particles, and wherein a solid content of the copolymer of vinyl alcohol and a metal salt of allyl sulfonate is 10-50 parts by mass with respect to 100 parts by mass of the hollow particles.
    Type: Application
    Filed: March 12, 2007
    Publication date: September 27, 2007
    Inventors: Takeshi Kajikawa, Toshiaki Ikeda, Shinji Takano
  • Publication number: 20060205593
    Abstract: A heat-sensitive recording material comprising on one surface of a substrate a heat-sensitive coloring layer comprising a leuco dye and a color developer, wherein the heat-sensitive recording material comprises a layer which comprises a copolymer of a (meth)acryloyloxyalkylammonium salt and styrene; and the layer which comprises the copolymer of the (meth)acryloyloxyalkylammonium salt and styrene is at least any one of a back layer, an under layer and a protective layer.
    Type: Application
    Filed: March 13, 2006
    Publication date: September 14, 2006
    Inventors: Yasuhiro Kadota, Takeshi Kajikawa, Kunihiko Hada
  • Patent number: 7078365
    Abstract: A thermosensitive recording material is provided having improved resistance to heat and chemicals, and having improved sensitivity to image formation while minimizing background coloring, wherein the thermosensitive recording material has a substrate, on which is a thermosensitive recording layer containing a leuco dye, a developer of formula (I) and at least two sensitizers, the two sensitizers being 4-hydroxy-4?-allyloxy diphenylsulfone and 4,4?-diallyloxy diphenylsulfone.
    Type: Grant
    Filed: March 1, 2004
    Date of Patent: July 18, 2006
    Assignee: Ricoh Company, Ltd.
    Inventors: Takeshi Kajikawa, Toshiaki Ikeda, Mitsuru Naruse
  • Publication number: 20060063013
    Abstract: A thermal recording material is provided including a substrate, a thermal coloring layer located overlying the substrate, and a protective layer located overlying the thermal coloring layer. The protective layer includes a binder resin, a crosslinker, a filler; and a release agent. The release agent is a spherical and particulate silicone compound having the following formula: (CH3SiO3/2)n, wherein n represents an integer greater than 15.
    Type: Application
    Filed: September 9, 2005
    Publication date: March 23, 2006
    Inventors: Toshiaki Ikeda, Takeshi Kajikawa
  • Patent number: 6846619
    Abstract: There is provided a leuco dye dispersion liquid for a thermosensitive recording material wherein the leuco dye is being dispersed with an anionic surfactant and an nonionic surfactant, while average particle diameter of the leuco dye ranges from 0.10 ?m to 0.30 ?m and content of particles less than or equal to 0.07 ?m in diameter of the dye is not greater than 1.0%. The leuco dye dispersion liquid shows no fogging, and can cause a high optical density of image on thermosensitive member with excellent brightness in background area, and a high durability for storage at elevated temperature.
    Type: Grant
    Filed: March 22, 2002
    Date of Patent: January 25, 2005
    Assignee: Ricoh Company, Ltd.
    Inventors: Yoshikazu Kaneko, Yasutomo Mori, Kunio Hayakawa, Mitsunobu Morita, Takeshi Kajikawa, Shuuji Miyamoto, Yuuichi Kawaguchi
  • Publication number: 20040171487
    Abstract: A thermosensitive recording material is provided having improved resistance to heat and chemicals, and having improved sensitivity to image formation while minimizing background coloring, wherein the thermosensitive recording material has a substrate, on which is a thermosensitive recording layer containing a leuco dye, a developer of formula (I) and at least two sensitizers, the two sensitizers being 4-hydroxy-4′-allyloxy diphenylsulfone and 4,4′-diallyloxy diphenylsulfone.
    Type: Application
    Filed: March 1, 2004
    Publication date: September 2, 2004
    Inventors: Takeshi Kajikawa, Toshiaki Ikeda, Mitsuru Naruse
  • Patent number: 6660688
    Abstract: A thermosensitive recording medium including; a support; and a thermosensitive recording layer formed overlying the support and including a leuco dye, a color developer and a sensitizer, wherein the color developer includes a compound selected from the group consisting of compounds having one of the following formulae (1), (2) and (3): methylenebis(2-naphthol); and condensation products of a polyhydric alcohol component including a polyhydric alcohol having three or more hydroxyl groups with a carboxylic acid component including a 4-hydroxybenzoic acid compound having the following formula (4): wherein m is 0 or an integer of from 1 to 2, and wherein the sensitizer includes 4-acetylbiphenyl.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: December 9, 2003
    Assignee: Ricoh Company Ltd.
    Inventors: Hiroshi Yamada, Tomohisa Kakuda, Takeshi Kajikawa
  • Patent number: 6593272
    Abstract: A thermosensitive recording composition includes a leuco dye, a color developer containing 4,4′-bisphenol S, and a sensitizer containing 4-acetylbiphenyl. A thermosensitive recording material has a support and a thermosensitive recording layer which is provided on the support and contains the above-mentioned thermosensitive recording composition.
    Type: Grant
    Filed: December 1, 2000
    Date of Patent: July 15, 2003
    Assignee: Ricoh Company, Ltd.
    Inventors: Tomohisa Kakuda, Takeshi Kajikawa, Hiroshi Yamada
  • Publication number: 20030060366
    Abstract: There is provided a leuco dye dispersion liquid for a thermosensitive recording material wherein the leuco dye is being dispersed with an anionic surfactant and an nonionic surfactant, while average particle diameter of the leuco dye ranges from 0.10 &mgr;m to 0.30 &mgr;m and content of particles less than or equal to 0.07 &mgr;m in diameter of the dye is not greater than 1.0%. The leuco dye dispersion liquid shows no fogging, and can cause a high optical density of image on thermosensitive member with excellent brightness in background area, and a high durability for storage at elevated temperature.
    Type: Application
    Filed: March 22, 2002
    Publication date: March 27, 2003
    Applicant: Ricoh Company, Ltd.
    Inventors: Yoshikazu Kaneko, Yasutomo Mori, Kunio Hayakawa, Mitsunobu Morita, Takeshi Kajikawa, Shuuji Miyamoto, Yuuichi kawaguchi