Patents Assigned to Maruishi Pharmaceutical Co., Ltd.
  • Publication number: 20220202781
    Abstract: Provided is a dexmedetomidine-containing non-aqueous external preparation being capable of suppressing the precipitation of a crystal of dexmedetomidine in the preparation, and having satisfactory transdermal absorbability. The non-aqueous external preparation includes: (A) dexmedetomidine or a salt thereof; (B) an aliphatic alcohol having 10 to 12 carbon atoms; (C) a propylene glycol monoester of a fatty acid having 6 to 16 carbon atoms; (D) an organic acid; and (E) an organic acid salt.
    Type: Application
    Filed: May 26, 2020
    Publication date: June 30, 2022
    Applicants: KYUKYU PHARMACEUTICAL CO., LTD., MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Ryo UCHITOMI, Yuhiro YAMAZAKI
  • Patent number: 10869876
    Abstract: The present invention provides a rocuronium preparation with an excellent stability. The rocuronium preparation contains rocuronium and a buffer solution and having an adjusted pH of 3.5 or less (for example, 2.5 to 3.5). The buffer solution may be a citric acid-sodium hydroxide buffer solution, a tartaric acid-sodium hydroxide buffer solution, a potassium hydrogen phthalate-hydrochloric acid buffer solution, a glycine-hydrochloric acid buffer solution, or the like. Such a rocuronium preparation has, for example, after 6-month storage at 40° C., a generation rate of rocuronium-related substance C of 5% or less.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: December 22, 2020
    Assignee: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Yutaka Itsuji, Hironori Nagahara, Keisuke Jinbo
  • Patent number: 10821119
    Abstract: Provided is a rocuronium preparation designed to reduce vascular pain to be induced. The rocuronium preparation contains rocuronium and a buffer solution, and has titratable acidity of 100 mEg or less. The buffer solution may be an acetate buffer solution, a citrate buffer solution, a formate buffer solution, a tartrate buffer solution, a phosphate buffer solution, a glycine-hydrochloric acid buffer solution, or a citric acid-phosphate buffer solution.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: November 3, 2020
    Assignee: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Keisuke Jinbo, Yutaka Itsuji
  • Patent number: 10035767
    Abstract: Provided are a method for industrially advantageously producing a highly purified pentapeptide and an intermediate thereof. A compound represented by the following formula (1) or a salt thereof: wherein R1 represents an alkyl group or an aralkyl group.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: July 31, 2018
    Assignee: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Asami Murayama, Takaaki Kano
  • Patent number: 9974754
    Abstract: Provided is a patch providing sufficiently high absorbability of dexmedetomidine and less skin irritation. Hydrous adhesive patch comprising dexmedetomidine or a salt thereof and a water-soluble polymer.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: May 22, 2018
    Assignees: MARUISHI PHARMACEUTICAL CO., LTD., KYUKYU PHARMACEUTICAL CO., LTD.
    Inventors: Yuhiro Yamazaki, Nobuhiro Nosaka
  • Publication number: 20170183307
    Abstract: Provided are a method for industrially advantageously producing a highly purified pentapeptide and an intermediate thereof. A compound represented by the following formula (1) or a salt thereof: wherein R1 represents an alkyl group or an aralkyl group.
    Type: Application
    Filed: December 19, 2014
    Publication date: June 29, 2017
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Asami MURAYAMA, Takaaki KANO
  • Publication number: 20170128463
    Abstract: The present invention provides a rocuronium preparation with an excellent stability. The rocuronium preparation contains rocuronium and a buffer solution and having an adjusted pH of 3.5 or less (for example, 2.5 to 3.5). The buffer solution may be a citric acid-sodium hydroxide buffer solution, a tartaric acid-sodium hydroxide buffer solution, a potassium hydrogen phthalate-hydrochloric acid buffer solution, a glycine-hydrochloric acid buffer solution, or the like. Such a rocuronium preparation has, for example, after 6-month storage at 40° C., a generation rate of rocuronium-related substance C of 5% or less.
    Type: Application
    Filed: June 26, 2014
    Publication date: May 11, 2017
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Yutaka ITSUJI, Hironori NAGAHARA, Keisuke JINBO
  • Patent number: 9585398
    Abstract: A disinfectant comprising the following (a), (b), (c) and (d), but no other microbicidal disinfecting agents intended for microbicidal disinfection: (a) 40 to 90% (w/w) of ethanol, isopropyl alcohol or a mixture thereof; (b) 0.1 to 2% (w/w) of lactic acid; (c) 0.01 to 2% (w/w) of citric acid; and (d) 0.001 to 0.1% (w/w) of a zinc-containing compound which releases zinc ion in solution, relative to the whole disinfectant.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: March 7, 2017
    Assignee: MARUISHI PHARMACEUTICAL CO., LTD
    Inventors: Kazuki Okamoto, Junji Okunishi, Yutaka Nishihara, Masahiko Seto
  • Publication number: 20160310441
    Abstract: Provided is a patch providing sufficiently high absorbability of dexmedetomidine and less skin irritation. Hydrous adhesive patch comprising dexmedetomidine or a salt thereof and a water-soluble polymer.
    Type: Application
    Filed: December 17, 2014
    Publication date: October 27, 2016
    Applicants: MARUISHI PHARMACEUTICAL CO., LTD., KYUKYU PHARMACEUTICAL CO., LTD.
    Inventors: Yuhiro YAMAZAKI, Nobuhiro NOSAKA
  • Patent number: 9452216
    Abstract: Provided is an agent for stabilizing acetaminophen in an aqueous composition, the agent comprising glycine. The agent further comprising at least one kind of sulfurous acid salt selected from the group consisting of sodium sulfite, potassium sulfite and potassium pyrosulfite is more effective. The stabilizing includes preventing precipitation.
    Type: Grant
    Filed: December 7, 2011
    Date of Patent: September 27, 2016
    Assignee: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Yutaka Itsuji, Yuko Itsuji, Mai Nomura, Hironori Nagahara
  • Publication number: 20160143919
    Abstract: Provided is a rocuronium preparation designed to reduce vascular pain to be induced. The rocuronium preparation contains rocuronium and a buffer solution, and has titratable acidity of 100 mEg or less. The buffer solution may be an acetate buffer solution, a citrate buffer solution, a formate buffer solution, a tartrate buffer solution, a phosphate buffer solution, a glycine-hydrochloric acid buffer solution, or a citric acid-phosphate buffer solution.
    Type: Application
    Filed: June 23, 2014
    Publication date: May 26, 2016
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Keisuke JINBO, Yutaka ITSUJI
  • Publication number: 20150359465
    Abstract: The hand hygiene moment measuring system of the present invention includes a subject sensing device (2) to sense a subject's position and posture, a movement sensing device (3) to sense a subject's movement, a storage unit (4) to store particular combinations corresponding to hand hygiene opportunities, and a counter (5) to count a number of times combinations of a sensing information of the subject sensing device, a sensing information of the movement sensing device, and an object position information indicating a position of an object, achieved the combinations stored in the storage unit.
    Type: Application
    Filed: January 31, 2014
    Publication date: December 17, 2015
    Applicant: Maruishi Pharmaceutical Co., Ltd.
    Inventor: Yuji Wada
  • Publication number: 20150150265
    Abstract: A disinfectant comprising the following (a), (b), (c) and (d), but no other microbicidal disinfecting agents intended for microbicidal disinfection: (a) 40 to 90% (w/w) of ethanol, isopropyl alcohol or a mixture thereof; (b) 0.1 to 2% (w/w) of lactic acid; (c) 0.01 to 2% (w/w) of citric acid; and (d) 0.001 to 0.1% (w/w) of a zinc-containing compound which releases zinc ion in solution, relative to the whole disinfectant.
    Type: Application
    Filed: February 6, 2015
    Publication date: June 4, 2015
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Kazuki OKAMOTO, Junji OKUNISHI, Yutaka NISHIHARA, Masahiko SETO
  • Publication number: 20150079197
    Abstract: An object of the present invention is to provide a medicine for general anesthesia which can prevent and/or alleviate an anesthetic-induced neurological deficit in the brain (preferably in the developing brain). The present invention relates to a medicine which comprises a combination of a general anesthetic and hydrogen and can prevent and/or alleviate an anesthetic-induced neurological deficit in the brain (preferably in the developing brain).
    Type: Application
    Filed: May 30, 2013
    Publication date: March 19, 2015
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Tomiei Kazama, Yasushi Satoh, Ryuji Yonamine
  • Patent number: 8980313
    Abstract: A disinfectant comprising the following (a), (b), (c) and (d), but no other microbicidal disinfecting agents intended for microbicidal disinfection: (a) 40 to 90% (w/w) of ethanol, isopropyl alcohol or a mixture thereof; (b) 0.1 to 2% (w/w) of lactic acid; (c) 0.01 to 2% (w/w) of citric acid; and (d) 0.001 to 0.1% (w/w) of a zinc-containing compound which releases zinc ion in solution, relative to the whole disinfectant.
    Type: Grant
    Filed: March 4, 2008
    Date of Patent: March 17, 2015
    Assignee: Maruishi Pharmaceutical Co., Ltd.
    Inventors: Kazuki Okamoto, Junji Okunishi, Yutaka Nishihara, Masahiko Seto
  • Patent number: 8586067
    Abstract: A microbicidal and antiseptic composition, which comprises the following (a), (b) and (c): (a) at least one kind of alcohols selected from the group consisting of ethanol and isopropanol; (b) at least one kind of carboxyvinyl polymers selected from the group consisting of polyacrylic acids, polyacrylates, copolymers of polyacrylic acids and polyacrylic acid alkyl esters, and copolymers of polyacrylates and polyacrylic acid alkyl esters; and (c) agar.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: November 19, 2013
    Assignee: Maruishi Pharmaceutical Co., Ltd.
    Inventors: Kazuki Okamoto, Tsuyoshi Miura, Manabu Soga, Yutaka Nishihara
  • Publication number: 20100151046
    Abstract: A disinfectant comprising the following (a), (b), (c) and (d), but no other microbicidal disinfecting agents intended for microbicidal disinfection: (a) 40 to 90% (w/w) of ethanol, isopropyl alcohol or a mixture thereof; (b) 0.1 to 2% (w/w) of lactic acid; (c) 0.01 to 2% (w/w) of citric acid; and (d) 0.001 to 0.1% (w/w) of a zinc-containing compound which releases zinc ion in solution, relative to the whole disinfectant.
    Type: Application
    Filed: March 4, 2008
    Publication date: June 17, 2010
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Kazuki Okamoto, Junji Okunishi, Yutaka Nishihara, Masahiko Seto
  • Publication number: 20100028291
    Abstract: A microbicidal and antiseptic composition, which comprises the following (a), (b) and (c): (a) at least one kind of alcohols selected from the group consisting of ethanol and isopropanol; (b) at least one kind of carboxyvinyl polymers selected from the group consisting of polyacrylic acids, polyacrylates, copolymers of polyacrylic acids and polyacrylic acid alkyl esters, and copolymers of polyacrylates and polyacrylic acid alkyl esters; and (c) agar.
    Type: Application
    Filed: November 14, 2007
    Publication date: February 4, 2010
    Applicant: MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Kazuki Okamoto, Tsuyoshi Miura, Manabu Soga, Yutaka Nishihara
  • Patent number: 7521451
    Abstract: Provided is a novel isoindoline compound of the formula (I): The compound is useful for anesthesia by inducing sedation in a mammal.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: April 21, 2009
    Assignee: Maruishi Pharmaceutical Co., Ltd.
    Inventors: Kouhei Toyooka, Norimasa Kanamitsu, Masakazu Yoshimura, Haruo Kuriyama, Takashi Tamura
  • Publication number: 20090041859
    Abstract: [Problems] The objective is to provide a new low-toxic drug for external use for intractable diseases, such as erosion, decubitus, and skin ulcer, that prevents cicatrization and reduces iodine accumulation on wound surfaces with sufficiently promoting healing. [Means for solving problem] Preparation of a wound treatment drug for external use containing oily bases and iodine but substantially no white soft sugar, which is a characteristic of the drug of this invention. The invented drug prevents infection through the wound surface due to a sufficient bactericidal effect of iodine, and promotes wound healing, prevents cicatrization and reduces iodine accumulation on the wound surface by maintenance of appropriate moisture in the wound surface due to a moisturizing effect of oily bases.
    Type: Application
    Filed: April 7, 2006
    Publication date: February 12, 2009
    Applicants: Mie University, MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Hitoshi Mizutani, Yoshiaki Miyamoto, Atsushi Nishikawa