Katsumasa Yagi

2 Patents

• US126008382026

  Spherical Alumina Particle Mixture, Method for Producing Same, and Resin Composite Composition and Resin Composite Body Each Containing Said Spherical Alumina Particle Mixture

  NIPPON STEEL CHEMICAL & MATERIAL CO., Ltd.

  0 cites
• US121458522024

  Silica Spherical Particles for Semiconductor Sealing Material

  NIPPON STEEL CHEMICAL & MATERIAL CO., Ltd.

  0 cites