Patents by Inventor Katsumi Imamori

Katsumi Imamori 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: 7592372
    Abstract: Liquid drug preparations characterized by containing fudostein and an acid together with a sweetener such as sugar alcohol, trehalose or a sweetener having a high degree of sweetness. These liquid drug preparations are fudostein-containing liquid drug preparations which are free from color change or sedimentation upon prolonged storage and can be easily taken.
    Type: Grant
    Filed: May 24, 2002
    Date of Patent: September 22, 2009
    Assignee: Hisamitsu Pharmaceutical Co., Inc.
    Inventors: Tomohiko Osugi, Masunari Fushimi, Yutaka Murata, Tetsuo Kaneko, Katsumi Imamori
  • Publication number: 20040157825
    Abstract: The present invention relates to the use of quinolone carboxylic acid formulations in the treatment of ocular and periocular infections. The present invention also relates to sustained release compositions comprising specific quinolone carboxylic acid compounds. The invention also relates to quinolone carboxylic acid compositions and methods of preparing the same.
    Type: Application
    Filed: February 2, 2004
    Publication date: August 12, 2004
    Inventors: Samir Roy, Santosh Kumar Chandrasekaran, Katsumi Imamori, Takemitsu Asaoka, Akihiro Shibata, Masami Takahashi, Lyle M. Bowman
  • Publication number: 20040147605
    Abstract: Drug preparations characterized by containing fudosteine and an antitussive. These preparations are drugs to be used for common cold, etc. which have improved antitussive and sputum-removal effects.
    Type: Application
    Filed: November 25, 2003
    Publication date: July 29, 2004
    Inventors: Yoichi Onuki, Minoru Okada, Hirotaka Sakai, Hideyoshi Kanbe, Hiroyuki Mizuno, Katsumi Imamori
  • Publication number: 20040147609
    Abstract: Liquid drug preparations characterized by containing fudostein and an acid together with a sweetener such as sugar alcohol, trehalose or a sweetener having a high degree of sweetness. These liquid drug preparations are fudostein-containing liquid drug preparations which are free from color change or sedimentation upon prolonged storage and can be easily taken.
    Type: Application
    Filed: November 25, 2003
    Publication date: July 29, 2004
    Inventors: Tomohiko Osugi, Masunari Fushimi, Yutaka Murata, Tetsuo Kaneko, Katsumi Imamori
  • Publication number: 20040147606
    Abstract: Medicinal compositions characterized by containing fudosteine and an antipyretic/analgesic. These medicinal compositions are medicinal compositions to be used for common cold, etc. which have improved sputum-removal and antiinflammatory effects.
    Type: Application
    Filed: November 25, 2003
    Publication date: July 29, 2004
    Inventors: Yoichi Onuki, Minoru Okada, Hirokata Sakai, Hideyoshi Kanbe, Hiroyuki Mizuno, Katsumi Imamori
  • Patent number: 6699492
    Abstract: The present invention relates to the use of quinolone carboxylic acid formulations in the treatment of ocular and periocular infections. The present invention also relates to sustained release compositions comprising specific quinolone carboxylic acid compounds. The invention also relates to quinolone carboxylic acid compositions and methods of preparing the same.
    Type: Grant
    Filed: April 22, 2002
    Date of Patent: March 2, 2004
    Assignees: InSite Vision Incorporated, SSP Co., Ltd.
    Inventors: Samir Roy, Santosh Kumar Chandrasekaran, Katsumi Imamori, Takemitsu Asaoka, Akihiro Shibata, Masami Takahashi, Lyle M. Bowman
  • Patent number: 6685958
    Abstract: The present invention relates to the use of quinolone carboxylic acid formulations in the treatment of ocular and periocular infections. The present invention also relates to sustained release compositions comprising specific quinolone carboxylic acid compounds. The invention also relates to quinolone carboxylic acid compositions and methods of preparing the same.
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: February 3, 2004
    Assignees: InSite Vision Incorporated, SSP Co., Ltd.
    Inventors: Samir Roy, Santosh Kumar Chandrasekaran, Katsumi Imamori, Takemitsu Asaoka, Akihiro Shibata, Masami Takahashi, Lyle M. Bowman
  • Publication number: 20030165560
    Abstract: Provided is an aqueous gel preparation for covering wounds which contains a paste having a gel strength, in water, of 7.5 to 100 g. Such a wound covering preparation is effective for promoting wound healing, is capable of absorbing exudate sufficiently, does not adhere to the wound surface and can be held at the affected part stably.
    Type: Application
    Filed: March 10, 2003
    Publication date: September 4, 2003
    Inventors: Shigenori Otsuka, Misao Murata, Norimitsu Umehara, Shinichi Morimoto, Yoshiaki Hanaoka, Shuichi Kasai, Katsumi Imamori
  • Publication number: 20020187193
    Abstract: The present invention relates to the use of quinolone carboxylic acid formulations in the treatment of ocular and periocular infections. The present invention also relates to sustained release compositions comprising specific quinolone carboxylic acid compounds. The invention also relates to quinolone carboxylic acid compositions and methods of preparing the same.
    Type: Application
    Filed: April 25, 2001
    Publication date: December 12, 2002
    Inventors: Samir Roy, Santosh Kumar Chandrasekaran, Katsumi Imamori, Takemitsu Asaoka, Akihiro Shibata, Masami Takahashi, Lyle M. Bowman
  • Publication number: 20020182255
    Abstract: The present invention relates to the use of quinolone carboxylic acid formulations in the treatment of ocular and periocular infections. The present invention also relates to sustained release compositions comprising specific quinolone carboxylic acid compounds. The invention also relates to quinolone carboxylic acid compositions and methods of preparing the same.
    Type: Application
    Filed: April 22, 2002
    Publication date: December 5, 2002
    Inventors: Samir Roy, Santosh Kumar Chandrasekaran, Katsumi Imamori, Takemitsu Asaoka, Akihiro Shibata, Masami Takahashi, Lyle M. Bowman
  • Patent number: 6455053
    Abstract: An orally administrable uncompressed rapidly dissolving molded dosage form comprises a drug and either one or more saccharides or one saccharide and polyvinylpyrrolidone. Saccarides are chosen and used in proportion based on their solubilities. Methods for producing uncompressed rapidly dissolving solid preparations comprise mixing a drug and carriers according to the present invention and charging the mixture in a mold. Rapidly dissolving oral dosage forms facilitate administration of drugs to patients having a difficulty in swallowing such as children and the elderly.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: September 24, 2002
    Assignee: SSP Co., Ltd.
    Inventors: Minoru Okada, Yasuo Ikeda, Kenji Ono, Toshiaki Kurazumi, Syuichi Kasai, Katsumi Imamori
  • Patent number: 6428804
    Abstract: This invention relates to an intra-articular preparation for the treatment of arthropathy, which comprises microcapsules of (a) a high-molecular substance, which has biodegradability and biocompatibility, and (b) a drug. When applied directly to a joint area, this preparation can achieve a high drug concentration at the target area, can inhibit occurrence of general side effect, and can maintain drug efficacy over a long term. The preparation can therefore alleviate the burden on the patient.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: August 6, 2002
    Assignee: SSP Co., Ltd.
    Inventors: Makoto Suzuki, Kenji Ishigaki, Minoru Okada, Kenji Ono, Shuichi Kasai, Katsumi Imamori
  • Patent number: 6375988
    Abstract: This invention relates to a drug composition with a controlled drug release rate. The drug composition comprises: a matrix formed of the following ingredients (a) and (b): (a) a biodegradable, biocompatible high-molecular substance and/or polyvalent metal ions or polyvalent metal ion source, and (b) hyaluronic acid or a salt thereof; and a drug incorporated as an ingredient (c) in said matrix. The drug composition has biodegradability and biocompatibility, permits easy control of a release rate of the drug, and can persistently exhibit its pharmacological effect over a long time.
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: April 23, 2002
    Assignee: SSP Co., Ltd.
    Inventors: Makoto Suzuki, Kenji Ishigaki, Minoru Okada, Kenji Ono, Shuichi Kasai, Katsumi Imamori
  • Patent number: 6207184
    Abstract: A hydrophilic adhesive mass contains 0.05 to 10 wt. % of a copolymer of an aminoalkyl (meth)acrylate and an alkyl (meth)acrylate. This hydrophilic adhesive mass is excellent in adhesiveness, and especially when combined with a pharmacologically active ingredient, is suitable for use in providing hydrophilic plasters.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: March 27, 2001
    Assignee: SSP Co., Ltd.
    Inventors: Yasuo Ikeda, Hirohisa Okuyama, Kenji Ishigaki, Shuichi Kasai, Katsumi Imamori
  • Patent number: 6197326
    Abstract: This invention relates to an intra-articular preparation for the treatment of arthropathy, which comprises microcapsules of (a) a high-molecular substance, which has biodegradability and biocompatibility, and (b) a drug. When applied directly to a joint area, this preparation can achieve a high drug concentration at the target area, can inhibit occurrence of general side effect, and can maintain drug efficacy over a long term. The preparation can therefore alleviate the burden on the patient.
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: March 6, 2001
    Assignee: SSP Co., Ltd.
    Inventors: Makoto Suzuki, Kenji Ishigaki, Minoru Okada, Kenji Ono, Shuichi Kasai, Katsumi Imamori
  • Patent number: 5422102
    Abstract: An antiinflammatory and analgesic gel preparation comprising diclofenac or its salts, an ester of dibasic acid, a lower alcohol, and a nonionic polymer or a mixture of nonionic polymers selected from the group consisting of (a) 1.5-4% by weight of hydroxypropyl cellulose having a molecular weight of 500,000 or greater, (b) 2-4% by weight of hydroxyethyl cellulose having a molecular weight of 1,250,000 or greater, and (c) 1.5-4% by weight of a mixture of hydroxypropyl cellulose having a molecular weight of 500,000 or greater and hydroxyethyl cellulose having a molecular weight of 1,250,000 or greater, and having a viscosity of 5,000-35,000 cps and an yield value of 5 dyn/cm.sup.2 or greater. The gel preparation is excellent in the percutaneous absorption of diclofenac or its salts and provides good properties upon use and superior medical effects of diclofenac or its salts.
    Type: Grant
    Filed: August 20, 1993
    Date of Patent: June 6, 1995
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Yasuo Ikeda, Shuichi Kasai, Satoru Enomoto, Katsumi Imamori, Akira Iwasa
  • Patent number: 5405840
    Abstract: A pranoprofen-containing, suspending medicinal composition is formed of the following three ingredients (a) to (c):(a) pranoprofen;(b) a suspending agent comprising microcrystalline cellulose-sodium carboxymethylcellulose, sodium carboxymethylcellulose and hydroxypropyl methylcellulose; and(c) a saccharide solution.
    Type: Grant
    Filed: March 5, 1993
    Date of Patent: April 11, 1995
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Toshiaki Kurazumi, Katsumi Imamori, Akira Iwasa
  • Patent number: 5350769
    Abstract: The present invention relates to an antiinflammatory gel preparation comprising an ammonium or sodium salt of diclofenac, a nonionic polymer, a dibasic ester, and a lower alcohol. The gel preparation of the present invention exhibits superior percutaneous absorptivity, thus providing sufficient medical effects of the two diclofenac salts. In addition, the preparation is stable over time even at a high concentration of the diclofenac salts.
    Type: Grant
    Filed: February 27, 1992
    Date of Patent: September 27, 1994
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Shuichi Kasai, Yasuo Ikeda, Satoru Enomoto, Katsumi Imamori, Akira Iwasa
  • Patent number: 5348744
    Abstract: Described herein are antidiarrheal compositions containing loperamide hydrochloride as an effective ingredient and a saccharide, for example, a monosaccharide, oligosaccharide or sugar alcohol in an amount as much as at least 3,000 times the weight of loperamide hydrochloride.
    Type: Grant
    Filed: September 14, 1992
    Date of Patent: September 20, 1994
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Toshiaki Kurazumi, Hiroyuki Mizuno, Katsumi Imamori, Akira Iwasa
  • Patent number: 5182112
    Abstract: Described herein are antidirarrheal compositions containing loperamide hydrochloride as an effective ingredient and a saccharide, for example, a monosaccharide, oligosaccharide or sugar alcohol in an amount as much as at least 3,000 times the weight of loperamide hydrochloride.
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: January 26, 1993
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Toshiaki Kurazumi, Hiroyuki Mizuno, Katsumi Imamori, Akira Iwasa