Patents by Inventor Yoshiaki Ikuta

Yoshiaki Ikuta 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: 20100152421
    Abstract: It is an objective of the present invention to identify SPARC protein-derived peptides that are able to induce human killer T cells and helper T cells having cytotoxic activity to tumors, and to provide a means for carrying out a tumor immunotherapy of patients with various types of cancers overexpressing SPARC. The present invention provides a peptide of any of the following: (A) a peptide which consists of the amino acid sequence as shown in any one of SEQ ID NOS: 1 to 3; or (B) a peptide which consists of an amino acid sequence comprising a substitution or addition of one or several amino acids with respect to the peptide consisting of the amino acid sequence as shown in any one of SEQ ID NOS: 1 to 3, and which has capacity to induce cytotoxic (killer) T cells.
    Type: Application
    Filed: June 15, 2007
    Publication date: June 17, 2010
    Applicant: ONCO THERAPY SCIENCE, INC.
    Inventors: Yasuharu Nishimura, Yoshiaki Ikuta, Shuichi Nakatsuru
  • Patent number: 7712333
    Abstract: To provide a method for smoothing a surface of a glass substrate having a concave defect, such as a pit or a scratch. A method for smoothing a surface of a glass substrate having a concave defect thereon, comprising: forming a film on the surface of the glass substrate having the concave defect by a dry deposition method, the film comprising a glass material having a fluid point Tf of 150° C. or above and of not higher than a strain point Ts (° C.) of the glass substrate; and heating the film of the glass material at a temperature of not lower than Tf and not higher than Ts to put the film in such state that the film of the glass material can flow so as to bury the concave defect, followed by cooling the film of the glass material, thereby to smooth the surface of the glass substrate having the concave defect.
    Type: Grant
    Filed: March 29, 2006
    Date of Patent: May 11, 2010
    Assignee: Asahi Glass Company, Limited
    Inventors: Toshiyuki Uno, Yoshiaki Ikuta, Mika Yokoyama, Ken Ebihara
  • Patent number: 7694797
    Abstract: A printed note deposit machine, comprises: a user recognition unit identifying a user with an authenticated person; an inlet unit serving as a receiving teller in which printed notes are deposited; a dispensing unit receiving printed notes deposited in the inlet unit to dispense them in sequence; an identifying unit classifying the dispensed printed notes into four categories of authenticated notes, counterfeit notes, unidentifiable notes, and rejected notes, and identified them with the four categories; a temporary money holder temporarily storing the authenticated, counterfeit, and unidentified notes but the rejected ones therein; a plurality of storage cells storing the printed notes after they are temporarily stored in the previous stage; and a rejection unit accumulating the printed notes identified with the rejected notes by the identifying unit to return them to the user.
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: April 13, 2010
    Assignee: Glory Kogyo Kabushiki Kaisha
    Inventors: Hisashi Takeuchi, Yoshiaki Ikuta, Masao Sakamoto, Hirokazu Goto, Masaru Hayasako
  • Patent number: 7678511
    Abstract: There are provided a substrate with a reflective layer and an EUV mask blank, which can prevent particles from adhering to a surface of the reflective layer or an absorbing layer, or into a reflective layer or an absorbing layer during formation thereof by eliminating electrical connection between a film formed on a front surface of the substrate and a film formed on a rear surface of the substrate. A substrate with a reflective layer, which is usable to fabricate a reflective mask blank for EUV lithography, comprising a chucking layer formed on a rear surface opposite a surface with the reflective layer formed thereon, the chucking layer serving to chuck and support the substrate by an electrostatic chuck, wherein the reflective layer has no electrical connection to the chucking layer.
    Type: Grant
    Filed: January 12, 2006
    Date of Patent: March 16, 2010
    Assignee: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, Toshiyuki Uno, Ken Ebihara
  • Publication number: 20090286166
    Abstract: There is provided a process for smoothing a substrate surface having a concave defect, such as a pit or a scratch. A process for smoothing a surface of a glass substrate for a reflective mask blank used in EUV lithography, comprising disposing a thin film on a glass substrate; detecting a concave defect existing on the glass substrate; and locally heating or locally anodizing a portion of the thin film just above the detected concave defect to perform a chemical reaction accompanied by a volume increase in a material forming the thin film.
    Type: Application
    Filed: May 16, 2008
    Publication date: November 19, 2009
    Applicant: Asahi Glass Company, Limited
    Inventors: Takashi SUGIYAMA, Yoshiaki IKUTA, Masabumi ITO
  • Patent number: 7592063
    Abstract: For a substrate having fine convexoconcave patterns on its surface, the dimensions of the convexoconcave patterns in a vertical direction of a quartz glass substrate are controlled to be uniform with extreme accuracy and over the entire substrate surface. The quartz glass substrate is made to have a fictive temperature distribution of at most 40° C. and a halogen concentration of less than 400 ppm, and the etching rate of the surface of the quartz glass substrate is made uniform, whereby the dimensions of the convexoconcave patterns in a vertical direction of the quartz glass substrate are controlled to be uniform with good accuracy and over the entire substrate surface.
    Type: Grant
    Filed: September 5, 2006
    Date of Patent: September 22, 2009
    Assignee: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, Shinya Kikugawa
  • Patent number: 7549141
    Abstract: A photomask is manufactured by a method including providing a substrate having a surface on which a predetermined pattern is to be formed, positioning the substrate in an exposure tool so as to obtain an amount of deformation of the surface due to an external force imposed on the substrate, calculating a target profile of the surface, based on the amount of deformation and a target flatness of the surface, and processing the surface of the substrate so as to make the surface substantially flat when the substrate is positioned in the exposure tool.
    Type: Grant
    Filed: September 12, 2005
    Date of Patent: June 16, 2009
    Assignee: Asahi Glass Company, Ltd.
    Inventors: Yoshiaki Ikuta, Hiroshi Kojima, Kouji Otsuka
  • Patent number: 7527695
    Abstract: To provide a method and apparatus for cleaning a substrate to effectively remove an organic type or metallic type contaminant from a to-be-cleaned surface of a substrate by an increase in the intensity of UV light at the to-be-cleaned surface of the substrate and by an increase in the concentration of ozone O3, excited state oxygen atoms O(1D) and active oxygen.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: May 5, 2009
    Assignee: Asahi Glass Company, Limited
    Inventor: Yoshiaki Ikuta
  • Publication number: 20090111095
    Abstract: The object of the present invention is to find out another tumor marker which is useful for early diagnosis of melanoma, and provide a diagnostic kit and diagnostic method for malignant melanoma using such marker. The present invention provides a diagnostic kit for malignant melanoma, which comprises an antibody against SPARC and an antibody against GPC3.
    Type: Application
    Filed: August 9, 2005
    Publication date: April 30, 2009
    Applicant: KUMAMOTO UNIVERSITY
    Inventors: Yasuharu Nishimura, Tetsuya Nakatsura, Yoshiaki Ikuta
  • Patent number: 7514382
    Abstract: A synthetic quartz glass for an optical member which is free from compaction and rarefaction is obtained. A synthetic quartz glass for an optical member to be used for an optical device employing a light having a wavelength of at most 400 nm and at least 170 nm as a light source, which contains substantially no oxygen excess defects, dissolved oxygen molecules nor reduction type defects, which has a chlorine concentration of at most 50 ppm and a OH group concentration of at most 100 ppm, and which contains oxygen deficient defects within a concentration range of at most 5×1014 defects/cm3 and at least 1×1013 defects/cm3. The fluorine concentration is preferably at most 100 ppm.
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: April 7, 2009
    Assignee: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, Noriyuki Agata
  • Patent number: 7504185
    Abstract: A method for depositing, by ion beam sputtering, a multilayer reflective coating of a reflective mask blank for EUV lithography on a substrate having a concave defect formed thereon, characterized in that the method comprises carrying out ion beam sputtering so that an absolute value of an angle ? formed between a normal line of a substrate and sputtered particles landing on the substrate is maintained so as to satisfy the formula of 35°???80° while rotating the substrate about a central axis thereof.
    Type: Grant
    Filed: October 3, 2005
    Date of Patent: March 17, 2009
    Assignee: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, David Krick, Hsing Chign Ma
  • Patent number: 7368403
    Abstract: A synthetic quartz glass for an optical member, which is to be used in an optical device employing an ArF excimer laser beam as a light source at an energy density of at most 2 mJ/cm2/pulse or in an optical device employing a KrF excimer laser beam as a light source at an energy density of at most 30 mJ/cm2/pulse, characterized in that the hydrogen molecule concentration is within a range of at least 1×1016 molecules/cm3 and less than 5×1016 molecules/cm3.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: May 6, 2008
    Assignee: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, Noriyuki Agata
  • Publication number: 20080092918
    Abstract: To provide a method for removing foreign matters, capable of easily removing inorganic foreign matters strongly attached to the surface of a substrate made of silicon or glass or the surface of an inorganic coating formed on the substrate surface while the increase of the surface roughness is suppressed, and further capable of preventing reattachment of once removed foreign matters to the substrate surface. A method for removing inorganic foreign matters from the surface of a substrate made of silicon or glass or the surface of an inorganic coating formed on the surface of the substrate, which comprises applying a light beam in a wavelength range which makes the light absorption coefficient of at least one of a material of the substrate, a material of the inorganic coating and the inorganic foreign matters be at least 0.
    Type: Application
    Filed: October 24, 2006
    Publication date: April 24, 2008
    Applicant: ASAHI GLASS COMPANY LIMITED
    Inventor: Yoshiaki IKUTA
  • Publication number: 20080057291
    Abstract: For a substrate having fine convexoconcave patterns on its surface, the dimensions of the convexoconcave patterns in a vertical direction of a quartz glass substrate are controlled to be uniform with extreme accuracy and over the entire substrate surface. The quartz glass substrate is made to have a fictive temperature distribution of at most 40° C. and a halogen concentration of less than 400 ppm, and the etching rate of the surface of the quartz glass substrate is made uniform, whereby the dimensions of the convexoconcave patterns in a vertical direction of the quartz glass substrate are controlled to be uniform with good accuracy and over the entire substrate surface.
    Type: Application
    Filed: September 5, 2006
    Publication date: March 6, 2008
    Applicant: ASAHI GLASS COMPANY LIMITED
    Inventors: Yoshiaki Ikuta, Shinya Kikugawa
  • Publication number: 20070295355
    Abstract: To provide a method and apparatus for cleaning a substrate to effectively remove an organic type or metallic type contaminant from a to-be-cleaned surface of a substrate by an increase in the intensity of UV light at the to-be-cleaned surface of the substrate and by an increase in the concentration of ozone O3, excited state oxygen atoms O(1D) and active oxygen.
    Type: Application
    Filed: June 21, 2006
    Publication date: December 27, 2007
    Applicant: ASAHI GLASS COMPANY LIMITED
    Inventor: Yoshiaki Ikuta
  • Publication number: 20070256703
    Abstract: A method for removing a contaminant from a surface of a glass substrate, which comprises a step of irradiating a portion of the glass substrate surface where the contaminant is present, with at least one type of high energy beams selected from the group consisting of laser beams having a wavelength of at most 350 nm, X-rays, electron beams, neutron beams and ?-rays, to induce a stress due to a structural change of constituting material of the glass substrate at the portion irradiated with the high energy beams, and a step of wet-etching the glass substrate surface after the irradiation with the high energy beams.
    Type: Application
    Filed: May 3, 2006
    Publication date: November 8, 2007
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventor: Yoshiaki Ikuta
  • Publication number: 20070240453
    Abstract: To provide a method for smoothing a surface of a glass substrate having a concave defect, such as a pit or a scratch. A method for smoothing a surface of a glass substrate having a concave defect thereon, comprising: forming a film on the surface of the glass substrate having the concave defect by a dry deposition method, the film comprising a glass material having a fluid point Tf of 150° C. or above and of not higher than a strain point Ts (° C.) of the glass substrate; and heating the film of the glass material at a temperature of not lower than Tf and not higher than Ts to put the film in such state that the film of the glass material can flow so as to bury the concave defect, followed by cooling the film of the glass material, thereby to smooth the surface of the glass substrate having the concave defect.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 18, 2007
    Applicant: ASAHI GLASS COMPANY LIMITED
    Inventors: Toshiyuki Uno, Yoshiaki Ikuta, Mika Yokoyama, Ken Ebihara
  • Publication number: 20070160916
    Abstract: There are provided a substrate with a reflective layer and an EUV mask blank, which can prevent particles from adhering to a surface of the reflective layer or an absorbing layer, or into a reflective layer or an absorbing layer during formation thereof by eliminating electrical connection between a film formed on a front surface of the substrate and a film formed on a rear surface of the substrate. A substrate with a reflective layer, which is usable to fabricate a reflective mask blank for EUV lithography, comprising a chucking layer formed on a rear surface opposite a surface with the reflective layer formed thereon, the chucking layer serving to chuck and support the substrate by an electrostatic chuck, wherein the reflective layer has no electrical connection to the chucking layer.
    Type: Application
    Filed: January 12, 2006
    Publication date: July 12, 2007
    Applicant: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, Toshiyuki Uno, Ken Ebihara
  • Patent number: 7230695
    Abstract: A defect repair device includes a defect inspection unit configured to find a size of a protruding defect on a front surface of a multi-layer film having a rear surface opposite to the front surface, a calculation unit configured to calculate a repair energy so as to repair the protruding defect based on the size of the protruding defect found by the defect inspection unit, an energy supplier, and an energy controller configured to control the energy supplier to supply the repair energy calculated by the calculation unit to a portion in the multi-layer film from the rear surface of the multi-layer film so as to cause a decrease in a volume of the portion and retract the protruding defect into the multi-layer film.
    Type: Grant
    Filed: July 8, 2004
    Date of Patent: June 12, 2007
    Assignee: Asahi Glass Company, Ltd.
    Inventors: Yoshiaki Ikuta, Toshiyuki Uno
  • Publication number: 20070077499
    Abstract: A method for depositing, by ion beam sputtering, a multilayer reflective coating of a reflective mask blank for EUV lithography on a substrate having a concave defect formed thereon, characterized in that the method comprises carrying out ion beam sputtering so that an absolute value of an angle ? formed between a normal line of a substrate and sputtered particles landing on the substrate is maintained so as to satisfy the formula of 35°???80° while rotating the substrate about a central axis thereof.
    Type: Application
    Filed: October 3, 2005
    Publication date: April 5, 2007
    Applicant: Asahi Glass Company, Limited
    Inventors: Yoshiaki Ikuta, David Krick, Hsing Ma