Assignee
Inventors
- Satoshi Ueda (165 patents)
- Masahiro Sudare (4 patents)
- Yasuyuki Suyama (3 patents)
- Kazuhiko Kishimoto (1 patents)
- Kenshi Suzuki (17 patents)
- Shiroh Inoue (1 patents)
- Shunji Sakura (23 patents)
US Patent 5023534 · Granted Jun 11, 1991