YN

Yukio Nakagawa

FC Fuji Electric Co.: 1 patents #18 of 108Top 20%
HI Hitachi: 1 patents #814 of 2,935Top 30%
Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
Overall (1989): #5,823 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4865709 Magnetron sputter apparatus and method for forming films by using the same apparatus Ken-ichi Natsui, Youichi Ohshita, Tadashi Sato, Eiji Setoyama, Mitsuhiro Kamei 1989-09-12
4837754 Ultrasonic wave phase matching apparatus 1989-06-06
4812783 Phase locked loop circuit with quickly recoverable stability Masahiro Honjo, Akihiro Takeuchi, Atsuo Ochi, Shinichi Aki, Masaaki Kobayashi 1989-03-14