Assignee
Inventors
- Hirokazu Nakamura (39 patents)
- Tsuneo Ohinouye (2 patents)
- Kenji Hori (54 patents)
- Yuhiko Kiyota (6 patents)
- Tatsuro Nakagami (10 patents)
- Yutaka Tsukamoto (4 patents)
- Katsuo Akishino (17 patents)
US Patent 4210104 · Granted Jul 1, 1980