Patents by Inventor Tooru Yokogawa

Tooru Yokogawa 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).

  • Vasoocclusive article
    Publication number: 20060167489
    Abstract: Poly(L-lactic acid) (200,000 in weight average molecular weight and 175° C. in melting point) is melt-spun at 200° C. and drawn to obtain a single filament having a diameter of 0.05 mm. Two lengths of the filament are twisted to prepare a filamentous substance, which is cut to a length of 7 cm to obtain a vasoocclusive article 1 in the form of a single line. The occlusive article is free of the problems conventionally experienced.
    Type: Application
    Filed: February 17, 2005
    Publication date: July 27, 2006
    Inventors: Mitsuo Satake, Noriyuki Moriyama, Tooru Yokogawa, Toshio Saeki, Keiichi Seki, Akitaka Miyata