Assignee
Inventors
- Hiroyuki Hasebe (31 patents)
- Shinji Tsuruta (13 patents)
- Hideki Yoshida (129 patents)
- Masaaki Yamamoto (102 patents)
- Ken-ichi Kanno (10 patents)
- Kiyoshi Ishitsuka (4 patents)
- Ken Komiyama (2 patents)
- Hidekazu Oppata (2 patents)
US Patent 5708349 · Granted Jan 13, 1998