Assignee
Inventors
- Toshiaki Wada (53 patents)
- Yoshiaki Katsuyama (8 patents)
- Mitsuhiko Furukawa (15 patents)
- Takashi Kitahira (9 patents)
- Michito Miyahara (19 patents)
- Kiyohito Misumi (6 patents)
- Masaharu Shiroyama (11 patents)
US Patent 5302560 · Granted Apr 12, 1994