Assignee
Inventors
- Tatsuya Wakisaka (3 patents)
- Kyoichi Hishikawa (1 patents)
- Noriyuki Furuya (1 patents)
- Kyoji Yoshino (5 patents)
- Hiroaki Ikeda (167 patents)
- Hideo Ono (1 patents)
- Kohei Kurita (1 patents)
- Toshimitsu Sakai (33 patents)
US Patent 5881504 · Granted Mar 16, 1999