Assignee
- Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry
- Taiyo Yuden Co.
Inventors
- Yutaka Hayashi (153 patents)
- Toshio Mishuku (5 patents)
- Mitsuyuki Yamanaka (5 patents)
- Hideyo Iida (15 patents)
US Patent 4694116 · Granted Sep 15, 1987