MA

Masaaki Aoki

HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #21,173 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4884111 Superconducting device Toshikazu Nishino, Mutsuko Miyake, Ushio Kawabe, Yutaka Harada, Mikio Hirano 1989-11-28
4864382 Semiconductor device Kazuo Yano, Toshiaki Masuhara 1989-09-05