Mitsuhiro Okamoto

4 Patents

• US122619622025

  Information Communication Method, Information Communication System and Method

  CONNECTFREE CORPORATION

  0 cites
• US122237862025

  Gate Opening Method and Door Unlocking Method Using Portable Terminal Network Address

  CONNECTFREE CORPORATION

  0 cites
• US120315972024

  Brake Disk Unit for Railway Vehicle

  NIPPON STEEL CORPORATION

  0 cites
• US115653072023

  Shaft Diameter Enlargement Condition Setting Method, Shaft Diameter Enlargement Method and Shaft Diameter Enlargement Apparatus

  NETUREN CO., Ltd.

  0 cites