Patents by Inventor Shunji Ichikawa

Shunji Ichikawa 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: 9254283
    Abstract: Provided are therapeutic and/or preventive agents for migraine which comprise, as an active ingredient, a compound having a selective adenosine A2A receptor antagonistic activity or a pharmaceutically acceptable salt thereof; therapeutic and/or preventive agents for migraine which comprise, as an active ingredient, a compound having a selective adenosine A2A receptor antagonistic activity, which has an affinity for the adenosine A2A receptor 10 times or higher than that for the adenosine A1 receptor, or a pharmaceutically acceptable salt thereof; and the like.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: February 9, 2016
    Assignee: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Junichi Ikeda, Shunji Ichikawa, Masako Kurokawa, Tomoyuki Kanda
  • Patent number: 9084961
    Abstract: A gas-liquid contacting plate of the present invention in which a treatment liquid flows from an upper side to a lower side direction of a substrate and a part of gas being in contact with the treatment liquid is absorbed into the treatment liquid, includes a downward protruding saw teeth-shaped portion in which a lower end side of the substrate has pitches at predetermined gaps. Further, a pore group for liquid dispersion having a predetermined gap is provided in a plurality of lines, in the substrate. An arrangement thereof is a zigzag arrangement.
    Type: Grant
    Filed: December 8, 2011
    Date of Patent: July 21, 2015
    Assignees: MITSUBISHI HEAVY INDUSTRIES, LTD., KABUSHIKI KAISHA MEIJI GOMU KASEI
    Inventors: Tatsuya Tsujiuchi, Hiromitsu Nagayasu, Hiroshi Tanaka, Takuya Hirata, Keiji Fujikawa, Ryuji Yoshiyama, Yuichiro Sato, Toyoshi Nakagawa, Tsuyoshi Oishi, Motomichi Ochiai, Kei Shioya, Shunji Ichikawa, Akihiro Kojima
  • Publication number: 20130127075
    Abstract: A gas-liquid contacting plate of the present invention in which a treatment liquid flows from an upper side to a lower side direction of a substrate and a part of gas being in contact with the treatment liquid is absorbed into the treatment liquid, includes a downward protruding saw teeth-shaped portion in which a lower end side of the substrate has pitches at predetermined gaps. Further, a pore group for liquid dispersion having a predetermined gap is provided in a plurality of lines, in the substrate. An arrangement thereof is a zigzag arrangement.
    Type: Application
    Filed: December 8, 2011
    Publication date: May 23, 2013
    Applicants: KABUSHIKI KAISHA MEIJI GOMU KASEI, MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Tatsuya Tsujiuchi, Hiromitsu Nagayasu, Hiroshi Tanaka, Takuya Hirata, Keiji Fujikawa, Ryuji Yoshiyama, Yuichiro Sato, Toyoshi Nakagawa, Tsuyoshi Oishi, Motomichi Ochiai, Kei Shioya, Shunji Ichikawa, Akihiro Kojima
  • Publication number: 20110183992
    Abstract: Provided are therapeutic and/or preventive agents for migraine which comprise, as an active ingredient, a compound having a selective adenosine A2A receptor antagonistic activity or a pharmaceutically acceptable salt thereof; therapeutic and/or preventive agents for migraine which comprise, as an active ingredient, a compound having a selective adenosine A2A receptor antagonistic activity, which has an affinity for the adenosine A2A receptor 10 times or higher than that for the adenosine A1 receptor, or a pharmaceutically acceptable salt thereof; and the like.
    Type: Application
    Filed: July 23, 2009
    Publication date: July 28, 2011
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Junichi Ikeda, Shunji Ichikawa, Masako Kurokawa, Tomoyuki Kanda
  • Patent number: 7938005
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wiring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: May 10, 2011
    Assignee: Oki Semiconductor Co., Ltd.
    Inventor: Shunji Ichikawa
  • Patent number: 7928098
    Abstract: The present invention provides a therapeutic and/or preventive agent for a sleep disorder comprising, as an active ingredient, a thiazole derivative represented by the general formula (I), [wherein R1 represents a five-membered aromatic heterocyclic group including at least one oxygen atom, or the like, R2 represents halogen or the like, and R3 represents —NR10R11 (wherein R10 and R11 may be the same or different, and each represents a hydrogen atom or the like), or the like] or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: April 19, 2011
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Noriaki Uesaka, Shunji Ichikawa, Takao Nakajima
  • Publication number: 20100152162
    Abstract: It is intended to provide an agent for treating and/or preventing sleep disorder containing as an active ingredient a thiazole derivative represented by the general formula (I) (in the formula, R1 represents a five-membered aromatic heterocyclic group containing at least one oxygen atom or the like, R2 represents halogen or the like, and R3 represents —NR10R11 (in the formula, R10 and R11 are the same or different and represent a hydrogen atom or the like) or the like) or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: August 2, 2006
    Publication date: June 17, 2010
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Noriaki Uesaka, Shunji Ichikawa, Takao Nakajima
  • Publication number: 20100043553
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wiring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Application
    Filed: October 28, 2009
    Publication date: February 25, 2010
    Inventor: Shunji ICHIKAWA
  • Patent number: 7629193
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wiring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: December 8, 2009
    Assignee: Oki Semiconductor Co., Ltd.
    Inventor: Shunji Ichikawa
  • Publication number: 20080131989
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wiring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Application
    Filed: December 27, 2007
    Publication date: June 5, 2008
    Inventor: Shunji Ichikawa
  • Patent number: 7334476
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wiring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: February 26, 2008
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Shunji Ichikawa
  • Publication number: 20060252679
    Abstract: The present invention provides an agent for prevention and/or treatment of itching comprising a substance capable of suppressing the function involved in signal transduction of GPR4 as an active ingredient. It also provides a nitrogen-containing tricyclic compound represented by the formula (I) or a quaternary ammonium salt thereof, or a pharmaceutically acceptable salt thereof; [wherein R1 represents substituted or unsubstituted lower alkyl, etc.; R2 represents hydrogen, substituted or unsubstituted lower alkyl, etc.; R3 and R4 are the same or different and each represents hydrogen, lower alkyl, etc.; n represents 0 or 1; X represents —(CH2)2—, etc.; and Y represents the formula (II); (wherein W represents CH or a nitrogen atom; Z1 and Z2 are the same or different and each represents hydrogen, substituted or unsubstituted lower alkyl, etc.; and Z3 represents hydrogen, substituted or unsubstituted lower alkyl, etc.
    Type: Application
    Filed: August 22, 2003
    Publication date: November 9, 2006
    Inventors: Mayumi Saki, Hiromi Nonaka, Hiromasa Miyaji, Shunji Ichikawa, Chiemi Takashima, Tsutomu Matsumura, Hitoshi Arai, Katsutoshi Sasaki, Choei Kobatake, Yukihito Tsukumo, Kyoichiro Iida, Takeshi Kuboyama, Haruhiko Manabe
  • Publication number: 20060236534
    Abstract: A method for manufacturing a printed wiring board comprises the steps of defining contact holes for forming both via holes forming through holes and contact terminals, in an insulated board with conductor layers formed over obverse and reverse surfaces thereof; forming conductive layers in inner peripheral surfaces of the via holes and the contact holes; forming etching masks for covering regions for forming wiring patterns and the through holes, over the obverse and reverse conductor layers, and etching the insulated board to remove the exposed conductor layers and the conductive layers formed over the inner peripheral surfaces of the exposed contact holes; and forming contact terminals for electrically connecting the obverse and reverse wiring patterns in the inner peripheral surfaces of the contact holes respectively.
    Type: Application
    Filed: April 19, 2006
    Publication date: October 26, 2006
    Inventor: Shunji Ichikawa
  • Publication number: 20060122198
    Abstract: An antiepileptic agent which contains either a xanthine derivative represented by the formula (I): (I) (wherein R1, R2, and R3 are the same or different and each represents hydrogen, lower alkyl, lower alkenyl, or lower alkynyl; R4 represents cycloalkyl, —(CH2)n.R5, or the formula (II); (II) and X1 and X2 are the same or different and each represents oxygen or sulfur) or a pharmacologically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: June 25, 2004
    Publication date: June 8, 2006
    Applicant: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Shunji Ichikawa, Chiemi Takashima, Hironori Imma, Junichi Shimada
  • Publication number: 20060086186
    Abstract: An acceleration sensor chip package includes an acceleration sensor chip; a sensor control chip; a re-wiring layer; an outer terminal; a sealing portion; and a substrate. The acceleration sensor chip includes a frame portion; a movable structure; a detection element; and an electrode pad electrically. The re-wring layer has a wiring portion connected to the electrode pad. The electrode pad is electrically connected to a conductive bump. The sensor control chip has a sensor control electrode pad electrically connected to the conductive bump. The outer terminal is connected to the wiring portion and disposed in the outer region. The sealing portion seals the sensor control chip, the electrode pad, and the re-wiring layer, so that the movable structure is movable. The substrate is attached to the acceleration sensor chip to seal an opening portion.
    Type: Application
    Filed: October 20, 2005
    Publication date: April 27, 2006
    Inventor: Shunji Ichikawa
  • Publication number: 20040248926
    Abstract: A preventive or therapeutic agent for pruritus which comprises, as an active ingredient, a tricyclic compound represented by Formula (I): 1
    Type: Application
    Filed: May 12, 2004
    Publication date: December 9, 2004
    Inventors: Ken-ichi Hayashi, Shunji Ichikawa, Akira Karasawa
  • Publication number: 20040235873
    Abstract: The object of the present invention is to provide antiinflammatory agents for airway, foods and drinks, animal feeds, food additives, feed additives and a method for preventing or treating airway inflammations. The object is achieved by providing antiinflammatory agents for airway, foods and drinks, animal feeds, food additives and feed additives, each comprising, as the active ingredient thereof, orotic acid or its derivative or a salt thereof; and a method for preventing or treating airway inflammations which comprises administering orotic acid or its derivative or a salt thereof.
    Type: Application
    Filed: December 11, 2003
    Publication date: November 25, 2004
    Inventors: Satoru Furukawa, Kaori Akuta, Shunji Ichikawa, Haruhiko Manabe
  • Patent number: 6441073
    Abstract: The followings are disclosed herein: a biomaterial comprising calcium phosphate and a copolymer of lactic acid, glycolic acid and &egr;-caprolactone; a biomaterial for the induction of osteoanagenesis, characterized in that a periosteum is attached to the biomaterial comprising calcium phosphate and a copolymer of lactic acid, glycolic acid and &egr;-caprolactone; and a biomaterial for the prevention of adhesion comprising calcium phosphate and a copolymer of lactic acid, glycolic acid and &egr;-caprolactone where the molar ratio of lactic acid, glycolic acid and &egr;-caprolactone is within a range of 5-90:3-75:5-40.
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: August 27, 2002
    Assignees: Taki Chemical Co., Ltd., National Institute for Material Science President
    Inventors: Junzo Tanaka, Masanori Kikuchi, Kimihiro Miyamoto, Shuji Suwa, Shunji Ichikawa, Etsuro Yokoyama, Soichi Shono, Takao Okada, Yukari Imamura, Kazuo Takakuda, Yoshihisa Koyama, Shigeo Tanaka, Noriaki Shirahama, Takatoshi Itoh
  • Patent number: 6306847
    Abstract: The present invention provides condensed purine derivatives or pharmacologically acceptable salts thereof exhibiting adenosine A3 acceptor antagonising activity, and having an antiasthmatic action, a bronchodilator action, an antiantiitching action, etc., and represented by the following formula (I): (wherein R1 represents substituted or unsubstituted aryl or a substituted or unsubstituted aromatic heterocyclic group; R2 represents hydrogen, lower alkyl, alicyclic alkyl, substituted or unsubstituted aralkyl, substituted or unsubstituted aryl, or a substituted or unsubstituted aromatic heterocyclic group; R3 represents hydrogen, lower alkyl, or substituted or unsubstituted aralkyl; X1 and X2 are the same or different and each represents hydrogen, lower alkyl, substituted or unsubstituted aralkyl, or substituted or unsubstituted aryl; and n represents an integer of 0 to 3).
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: October 23, 2001
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Hiroshi Tsumuki, Mayumi Saki, Hiromi Nonaka, Michio Ichimura, Junichi Shimada, Fumio Suzuki, Shunji Ichikawa, Nobuo Kosaka
  • Patent number: 6222035
    Abstract: [1,2,4]Triazolo[1,5-c]pyrimidine derivatives represented by formula (I) or pharmaceutically acceptable salts thereof are provided, which have adenosine A2A receptor antagonism and are useful for the treatment or prevention of various diseases induced by hyperactivity of adenosine A2A receptors (for example, Parkinson's disease or senile dementia): wherein R1 represents substituted or unsubstituted aryl, or the like; R2 represents hydrogen, halogen, lower alkyl, substituted or unsubstituted aryl, or the like; R3 represents hydrogen, halogen, XR10 (wherein X represents O or S; and R10 represents substituted or unsubstituted aryl, a substituted or unsubstituted aromatic heterocyclic ring, substituted or unsubstituted aralkyl, lower alkyl, or hydroxy lower alkyl), or the like; and Q represents hydrogen or 3,4-dimethoxybenzyl.
    Type: Grant
    Filed: September 23, 1999
    Date of Patent: April 24, 2001
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Hiroshi Tsumuki, Junichi Shimada, Hironori Imma, Akiko Nakamura, Hiromi Nonaka, Shizuo Shiozaki, Shunji Ichikawa, Tomoyuki Kanda, Yoshihisa Kuwana, Michio Ichimura, Fumio Suzuki