Assignee
Inventors
- Toshiaki Amano (20 patents)
- Hirokazu Shiroishi (6 patents)
- Kenichi Fuse (19 patents)
- Yutaka Higashiguchi (12 patents)
- Hirotaka Kashiwabara (2 patents)
- Mitsuo Inagaki (91 patents)
- Hidehiro Mishiro (3 patents)
US Patent 5268702 · Granted Dec 7, 1993