Assignee
Inventors
- Masaki Higashihara (29 patents)
- Ichiro Ohnuki (34 patents)
- Akira Akashi (92 patents)
- Terutake Kadohara (35 patents)
- Hidehiko Fukahori (46 patents)
- Yasuo Suda (111 patents)
- Kenji Itoh (126 patents)
US Patent 5140359 · Granted Aug 18, 1992