Patents by Inventor Masaki Yui

Masaki Yui 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).

  • Method for keeping the quality of aqueous parenteral solution of thrombomodulin in storage and distribution
    Patent number: 6808706
    Abstract: A method for keeping the quality of an aqueous parenteral solution of thrombomodulin which is not in a frozen or freeze-dried state but in a liquid form in storage and distribution, characterized in that the aqueous thrombomodulin solution containing an effective amount of soluble thrombomodulin and a buffer component exhibiting a buffering activity in a pH range of 5 to 7.0 has a pH of 5 to 7.0 and that (a) the aqueous thrombomodulin solution further contains a surfactant and is in a state aseptically filled into a case or (b) the aqueous thrombomodulin solution is the form of a prefilled syringe preparation produced by aseptically filling the thrombomodulin solution into a syringe substantially without any empty space.
    Type: Grant
    Filed: May 8, 2000
    Date of Patent: October 26, 2004
    Assignee: Asaki Kasei Pharma Corporation
    Inventors: Masaki Yui, Akira Yokozawa, Tomoyo Murata, Kazuhisa Tsuruta, Hirotomo Shimizu