Patents by Inventor Takafumi Manako

Takafumi Manako 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).

  • Parathyroid hormone-containing emulsion for nasal administration
    Patent number: 5407911
    Abstract: A parathyroid hormone-containing emulsion for nasal administration, comprising parathyroid hormone as the active ingredient, at least, azacycloalkane derivative of the general formula [1]: ##STR1## wherein R is alkyl, m is an integer of 2-4, and n is an integer of 1-15, provided that R is alkyl of C.sub.5-11 in case where n is 1-3, as the absorption promotor, glycyrrhizic acid or its non-toxic salt, and a suitable amount of water.
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: April 18, 1995
    Assignees: Asahi Kasei Kogyo Kabushiki Kaisha, Hisamitsu Keiyaku Kabushiki Kaisha
    Inventors: Nakayuki Yamamoto, Michihiko Sugimoto, Seiki Morimoto, Hideo Sakakibara, Masaru Saita, Yuji Shimozono, Takafumi Manako
  • Calcitonin-containing emulsion for nasal administration
    Patent number: 5281580
    Abstract: The present invention is to provide emulsion preparations for nasal administration containing calcitonins, which are safely and effectively administrated compared with the conventional calcitonin preparations. The emulsions are prepared by using a calcitonin as the active ingredient, an azacycloalkane derivative as the absorption promotor such as 1-[2-(decylthio)ethyl] azacyclopentan-2-one, and glycyrrhizic acid or its salt.
    Type: Grant
    Filed: July 23, 1991
    Date of Patent: January 25, 1994
    Assignees: Toyo Jozo Company, Ltd., Hisamitsu Pharmaceutical Co., Inc.
    Inventors: Nakayuki Yamamoto, Michihiko Sugimoto, Hideo Sakakibara, Masaru Saita, Yuji Shimozono, Takafumi Manako