Patents by Inventor Yukimasa Hirata

Yukimasa Hirata 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).

  • Culturing apparatus
    Patent number: 4951415
    Abstract: A culturing apparatus including a culturing tank for culturing cells, organs or tissue strips of a plant, internally therein, and a cutting device for cutting cultured plant bodies arranged within the culturing tank, wherein a push-out means for urging the plant bodies against the cutting device is further provided or the cutting means is made movable so as to be urged against the plant bodies.
    Type: Grant
    Filed: July 7, 1988
    Date of Patent: August 28, 1990
    Assignee: Mitsui Petrochemical Industries, Ltd.
    Inventors: Waichiro Kawarabayashi, Koichi Matsubara, Toshihiro Yoshioka, Hikaru Yamagata, Shigeru Takahashi, Yukimasa Hirata, Yoshiko Shirane