Assignee
Inventors
- Toshiaki Hatano (3 patents)
- Yoichi Nakamura (119 patents)
- Masayuki Kohama (6 patents)
- Kouichi Tsunoda (11 patents)
- Tadayoshi Umeki (2 patents)
- Takayuki Miyaji (7 patents)
- Kenjiro Makishima (1 patents)
- Shigenori Taga (8 patents)
US Patent 5092017 · Granted Mar 3, 1992