Patents Assigned to Resource Biology Research Institute Co., Ltd.
  • Floating water purification device and water purification method
    Patent number: 5507950
    Abstract: A floating water purification device comprising at least a treatment tank enclosing a certain water area and a float which causes the tank to float in water, is characterized by the treatment tank having a plurality of inner biological supports together with at least one water inlet and one water outlet.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: April 16, 1996
    Assignee: Resource Biology Research Institute Co., Ltd.
    Inventors: Shohei Senda, Moriju Hasegawa
  • Microbial media and waste water treatment method using same
    Patent number: 5399266
    Abstract: A microbial media comprising numerous U type loops having at least two types of fibers woven on a central stay, at least one of these fibers being polyvinylidene chloride, acryl, nylon, polypropylene, polyethylene or carbon; and a waste water treatment method using same.
    Type: Grant
    Filed: September 27, 1993
    Date of Patent: March 21, 1995
    Assignee: Resource Biology Research Institute Co., Ltd.
    Inventors: Moriju Hasegawa, Jong Ok Han