Patents Assigned to Ken-ichi Morita
  • Agents and methods for generation of active oxygen
    Patent number: 5741887
    Abstract: Agents containing polyaniline of one or more specified kinds shown by Formulas (1)-(4) given below can generate active oxygen efficiently and economically when contacted with a liquid having oxygen dissolved therein: ##STR1## where A is a negative ion, n is an integer between 2 and 5000, x and y are numbers such that x+y=1 and 0.ltoreq.y.ltoreq.0.5.
    Type: Grant
    Filed: August 14, 1996
    Date of Patent: April 21, 1998
    Assignee: Ken-ichi Morita
    Inventors: Ken-ichi Morita, Shigeru Otsuka, Kiyoshi Saito