Assignee
Inventors
- Seigo Kotani (58 patents)
- Keiichi Murakami (106 patents)
- Shinichi Yoshimoto (19 patents)
- Kouichi Kanamoto (13 patents)
- Tatsuro Masuda (2 patents)
- Makoto Yoshioka (68 patents)
- Masao Fujiwara (9 patents)
US Patent 5805800 · Granted Sep 8, 1998