Yoshihisa Takeyama

4 Patents

• US122158252025

  High-pressure Hydrogen Apparatus Gas Seal Member and High-pressure Hydrogen Apparatus

  KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION

  0 cites
• US120310822024

  Seal Material

  AIR WATER MACH Inc.

  0 cites
• US116493872023

  Gas Seal Member for High-pressure Hydrogen Device, and High-pressure Hydrogen Device

  ZEON CORPORATION

  0 cites
• US115848312023

  Method of Producing Slurry, Method of Producing Composite Resin Material, and Method of Producing Shaped Product

  ZEON CORPORATION

  0 cites