Patents by Inventor Yojiro Ohno

Yojiro Ohno 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 of producing plantlet of C4 plant
    Publication number: 20030110687
    Abstract: A method of producing a plantlet of a C4 plant, includes transplanting a tissue of the C4 plant into a culture medium free of sugar and containing a porous supporting material; and culturing the tissue while supplying carbon dioxide under irradiation of light to form a plantlet of the plant. The method has improved practical aspects such as cost and cultivation period.
    Type: Application
    Filed: September 26, 2002
    Publication date: June 19, 2003
    Inventors: Toyoki Kozai, Yulan Xiao, Osamu Hasegawa, Yojiro Ohno
  • Biodegradable tray for raising seedlings
    Patent number: 6490827
    Abstract: A biodegradable tray for raising seedlings is obtained by obtaining a pulp mold from pulp slurry by suction molding and hot pressing after the molding. Thus, there is provided a biodegradable tray for raising seedlings composed of a pulp mold that has superior mechanical strength and dimensional accuracy during use and can easily be degraded after raising seedlings.
    Type: Grant
    Filed: February 22, 2001
    Date of Patent: December 10, 2002
    Assignee: Nisshinbo Industries, Inc.
    Inventors: Osamu Hasegawa, Yojiro Ohno
  • Tray for growing plants
    Patent number: 6421957
    Abstract: A pulp mold is prepared by suction molding from pulp slurry, preferably pulp slurry containing a heat-fusible resin, antifungal agent and water repellant or waterproofing agent, and then by hot pressing to form a tray for growing plants composed of the pulp mold, which exhibits excellent dimensional accuracy, maintains mechanical strength in use over a long period of time, and applies little load on the environment.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: July 23, 2002
    Assignee: Nisshinbo Industries, Inc.
    Inventors: Osamu Hasegawa, Yojiro Ohno
  • Biodegradable tray for raising seedlings
    Publication number: 20010022048
    Abstract: A biodegradable tray for raising seedlings is obtained by obtaining a pulp mold from pulp slurry by suction molding and hot pressing after the molding. Thus, there is provided a biodegradable tray for raising seedlings composed of a pulp mold that has superior mechanical strength and dimensional accuracy during use and can easily be degraded after raising seedlings.
    Type: Application
    Filed: February 22, 2001
    Publication date: September 20, 2001
    Inventors: Osamu Hasegawa, Yojiro Ohno