Assignee
Inventors
- Yutaka Suzuki (151 patents)
- Nobuhito Hobo (14 patents)
- Yoshihiko Tsuzuki (24 patents)
- Takashi Naito (130 patents)
- Mikio Kumano (5 patents)
- Tetsuya Nakamura (153 patents)
- Satoshi Haseda (21 patents)
- Akira Masuda (72 patents)
US Patent 4566417 · Granted Jan 28, 1986