Patents Assigned to Yuji Inada
  • Modified melanin
    Patent number: 5157075
    Abstract: Melanin modified with a polyethylene glycol derivative becomes soluble in water and an organic solvent, and can be applied widely to cosmetics, medicines and dyes.
    Type: Grant
    Filed: April 19, 1991
    Date of Patent: October 20, 1992
    Assignees: Taenaka Mining Co., Ltd., Yuji Inada
    Inventors: Hirokazu Kanai, Yuji Inada