Patents by Inventor Toshihisa Takeyama

Toshihisa Takeyama 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: 20060099145
    Abstract: A pharmaceutical preparation containing magnetic vesicular particles is disclosed, wherein the magnetic vesicular particles each include magnetic microparticles within a lipid membrane, an organic compound having at least two groups selected from the group consisting of a hydroxyl group, a carboxyl group, a carbamoyl group, an amino group, a mercapto group, a sulfo group, a dithio group, a thiocarboxyl group and a dithiocarboxyl group is bonded to the magnetic microparticle, and the magnetic vesicular particles satisfy the following equation: 0.05?R/(rĂ—100)?1.5 wherein R represents an average grain size of the magnetic vesicular particles and r represents an average particle size of magnetic microparticles included in the magnetic vesicular particles.
    Type: Application
    Filed: November 7, 2005
    Publication date: May 11, 2006
    Inventor: Toshihisa Takeyama
  • Publication number: 20060050359
    Abstract: A display element containing: (a) a first electrode which is transparent and is controlled by a driver element; (b) a second electrode; and (c) a solid polymer electrolyte layer containing a colorant and metal ions, the solid polymer electrolyte layer being provided between the first electrode and the second electrode, wherein the first electrode has an anti-reflecting layer on a side opposite to the solid polymer electrolyte layer.
    Type: Application
    Filed: November 13, 2003
    Publication date: March 9, 2006
    Applicant: KONICA MINOLTA HOLDINGS, INC.
    Inventor: Toshihisa Takeyama
  • Publication number: 20060040185
    Abstract: A holographic recording medium including: an first substrate; a holographic recording layer in which information can be holographic-recorded by entering information light and reference light from the first substrate side; and a second substrate, in that order, wherein the holographic recording medium satisfies the following relationship of (1) and (2): 0.2?Dh/(D1+D2)?1.0??(1) 1.0?(Dh+D1+D2)?3.0 [mm],??(2) in the (1) and (2) D1 is the thickness of the first substrate, D2 is the thickness of the second substrate, and Dh is the thickness of the holographic recording layer, and wherein a hardness of the holographic recording layer that is measured by ISO 868 type A durometer is 10-70 degrees.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 23, 2006
    Inventor: Toshihisa Takeyama
  • Publication number: 20050250016
    Abstract: A holographic recording medium including: an anti-reflection layer; an first substrate; a holographic recording layer containing a binder forming compound, a photopolymerizable compound which has a functional group being capable of photopolymerization and a photopolymerization initiator which can initiate a polymerization reaction of the photopolymerizable compound; and a second substrate, in that order, wherein at least one of the first substrate and the second substrate is a plastic substrate having a light transmittance of more than 90% measured according to ASTM D1003 at a thickness of 3 mm.
    Type: Application
    Filed: May 4, 2005
    Publication date: November 10, 2005
    Inventor: Toshihisa Takeyama
  • Publication number: 20050231773
    Abstract: An optical image recording material containing an oxetane compound having 1-4 oxetane rings, a cationic photopolymerization initiator, and a matrix forming precursor substance.
    Type: Application
    Filed: July 8, 2003
    Publication date: October 20, 2005
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventors: Nobumasa Sasa, Toshihisa Takeyama
  • Publication number: 20050058911
    Abstract: A holographic recording medium provided with a holopraphic recording layer containing a binder forming compound, a compound provided with an ethylenical unsaturated bond, a photopolymerization initiator which can initiates a polymerization reaction of said compound provided with an ethilenical unsaturated bond, and a sensitizing dye which can spectrally sensitize a photopolymerization initiator, wherein said binder forming compound contains specific compound combination.
    Type: Application
    Filed: September 9, 2004
    Publication date: March 17, 2005
    Applicant: Konica Minolta Medical & Graphic, Inc.
    Inventor: Toshihisa Takeyama
  • Publication number: 20040240010
    Abstract: A method for producing a holographic recording medium having a holographic recording layer between a first substrate and a second substrate including the steps of: providing a holographic recording layer forming composition onto the first substrate, forming the holographic recording layer between the first substrate and the second substrate by facing the second substrate to the first substrate, and hardening the holographic recording layer by at least one of heat and light.
    Type: Application
    Filed: May 14, 2004
    Publication date: December 2, 2004
    Applicant: KONICA MINOLTA MEDICAL & GRAPHIC, INC.
    Inventor: Toshihisa Takeyama
  • Publication number: 20040202942
    Abstract: A holographic recording medium containing a first substrate and a second substrate having a holographic recording layer between the first substrate and the second substrate, the holographic recording layer containing:
    Type: Application
    Filed: March 31, 2004
    Publication date: October 14, 2004
    Inventor: Toshihisa Takeyama
  • Publication number: 20040197670
    Abstract: A holographic recording medium comprising a first substrate and a second substrate having a holographic recording layer between the first substrate and the second substrate, the holographic recording layer containing:
    Type: Application
    Filed: March 16, 2004
    Publication date: October 7, 2004
    Applicant: Konica Minolta Holdings, Inc.
    Inventor: Toshihisa Takeyama
  • Patent number: 6787299
    Abstract: A silver salt photothermographic imaging material is disclosed, comprising a light-sensitive aliphatic acid silver salt, a light-sensitive emulsion containing light-sensitive halide grains, a reducing agent for silver ions, a binder and a cross-linking agent, wherein the cross-linking agent is an aromatic polyisocyanate compound and the photothermographic material further comprises a compound selected from compounds represented by the following formulas.
    Type: Grant
    Filed: January 8, 2003
    Date of Patent: September 7, 2004
    Assignee: Konica Corporation
    Inventors: Hirobumi Yamashita, Toshihisa Takeyama
  • Patent number: 6762014
    Abstract: An image forming material is disclosed, comprising a support having thereon an image forming layer containing a light-insensitive organic silver salt and a reducing agent and a protective layer in that order, wherein the image forming layer or the protective layer contains a binder having a structure unit represented by the following formula in which Z is a divalent linkage group, R1 is a hydroxyl group, an alkyl group containing a hydroxyl group or an aryl group containing a hydroxyl group.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: July 13, 2004
    Assignee: Konica Corporation
    Inventor: Toshihisa Takeyama
  • Publication number: 20040068181
    Abstract: An image forming apparatus for forming an image based on digitalized medical image data, comprising: a first image forming material-supplying section supplying a first image forming material; a second image forming material-supplying section supplying a second image forming material, which is different from the first image forming material; a selecting section selecting an image forming material to be output from the first and second image forming materials; a converting section converting the digitalized medical image data to an outputting image data, which is suited to the selected image forming material; an outputting section outputting the outputting image data onto the selected image forming material; and a post-processing section conducting a post-processing to the selected image forming material to form a final image.
    Type: Application
    Filed: September 15, 2003
    Publication date: April 8, 2004
    Applicant: Konica Corporation
    Inventor: Toshihisa Takeyama
  • Publication number: 20040054657
    Abstract: A medical information management system including: plural database devices for storing medical information in a database; a management device for managing the medical information integrally; and an operation terminal for operating at least one of the database and management devices, database devices having an automatic transmission section for extracting necessary information from the medical information stored in the database and sending the necessary information to the management device.
    Type: Application
    Filed: September 8, 2003
    Publication date: March 18, 2004
    Applicant: Konica Minolta Holdings, Inc.
    Inventor: Toshihisa Takeyama
  • Patent number: 6689548
    Abstract: A photothermographic imaging material comprising a support having thereon a photosensitive layer, wherein the photosensitive layer has a silver coverage of 0.8 to 2.5 g/m2 and comprises a compound represented by Formula (A) or Formula (B): wherein each R3, R4 and R5 is independently an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group, provided that R5 includes a silyl containing group, wherein Z2 represents OR22, X2, or OH; n2 is an integer of 1 to 3; each R21 and R22 is independently an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group, provided that R21 contains at least one primary amino group or at least two selected from the group consisting of primary and secondary amino groups; and X is a chlorine atom or a bromine atom.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: February 10, 2004
    Assignee: Konica Corporation
    Inventors: Hirobumi Yamashita, Toshihisa Takeyama
  • Publication number: 20030232290
    Abstract: An image forming material is disclosed, comprising a support having thereon an image forming layer containing a light-insensitive organic silver salt and a reducing agent and a protective layer in that order, wherein the image forming layer or the protective layer contains a binder having a structure unit represented by the following formula 1
    Type: Application
    Filed: May 30, 2003
    Publication date: December 18, 2003
    Inventor: Toshihisa Takeyama
  • Patent number: 6638707
    Abstract: A photothermographic material is disclosed, comprising a support having thereon an image forming layer containing an organic silver salt, further thereon a protective layer and optionally an interlayer between the support and the image forming layer, wherein at least one of the image forming layer and the interlayer contains an alkoxy-silane compound having at least two primary or secondary amino groups or a salt thereof or a Schiff base formed through dehydration condensation of an alkoxy-silane compound having at least one primary amino group and a ketone compound.
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: October 28, 2003
    Assignee: Konica Corporation
    Inventor: Toshihisa Takeyama
  • Publication number: 20030175630
    Abstract: A silver salt photothermographic imaging material is disclosed, comprising a light-sensitive aliphatic acid silver salt, a light-sensitive emulsion containing light-sensitive halide grains, a reducing agent for silver ions, a binder and a cross-linking agent, wherein the cross-linking agent is an aromatic polyisocyanate compound and the photothermographic material further comprises a compound selected from compounds represented by the following formulas.
    Type: Application
    Filed: January 8, 2003
    Publication date: September 18, 2003
    Inventors: Hirobumi Yamashita, Toshihisa Takeyama
  • Publication number: 20030118955
    Abstract: A photothermographic imaging material comprising a support having thereon a photosensitive layer, wherein the photosensitive layer has a silver coverage of 0.8 to 2.
    Type: Application
    Filed: August 12, 2002
    Publication date: June 26, 2003
    Applicant: KONICA CORPORATION
    Inventors: Hirobumi Yamashita, Toshihisa Takeyama
  • Publication number: 20030044738
    Abstract: A photothermographic material is disclosed, comprising a support having thereon an image forming layer containing an organic silver salt, further thereon a protective layer and optionally an interlayer between the support and the image forming layer, wherein at least one of the image forming layer and the interlayer contains an alkoxy-silane compound having at least two primary or secondary amino groups or a salt thereof or a Schiff base formed through dehydration condensation of an alkoxy-silane compound having at least one primary amino group and a ketone compound.
    Type: Application
    Filed: June 17, 2002
    Publication date: March 6, 2003
    Applicant: KONICA CORPORATION
    Inventor: Toshihisa Takeyama
  • Patent number: 6461805
    Abstract: A photothermograpahic material is disclosed having light-sensitive silver halide grains, an organic silver salt, a reducing agent and a binder, wherein the photothermographic material comprises a silane compound represented by formula (1) or (2): formula (1) (R1O)m—Si—[ (L1)xR2]n formula (2) wherein R1, R2, R3, R4, R5, R6, R7 and R8 represent each an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; L1, L2, L3 and L4 represent each a bivalent linkage group; m and n are each an integer of 1 to 3, provided that m+n is 4; p1 and p2 are each an integer of 1 to 3 and q1 and q2 are each 0, 1 or 2, provided that p1+q1 and p2+q2 are each 3; r1 and t are each 0 or an integer of 1 to 1000; and x is 0 or 1. The photothermographic material is used on a support.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: October 8, 2002
    Assignee: Konica Corporation
    Inventors: Takeshi Habu, Shu Nishiwaki, Tsuyoshi Mitsuhashi, Toshihisa Takeyama, Takuji Hasegawa