Satoru Umezawa-san

Person

  • Shizuoka-ken, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Music player

    • Patent number 7,765,270
    • Issue date Jul 27, 2010
    • Yamaha Corporation
    • Satoru Umezawa-san
    • G06 - COMPUTING CALCULATING COUNTING