Assignee
Inventors
- Osamu Koyanagi (19 patents)
- Kastuichi Kashimura (3 patents)
- Yoshihito Asai (7 patents)
- Yukio Kurosawa (48 patents)
- Goro Daimon (8 patents)
- Kenji Tsuchiya (81 patents)
- Eisaku Mizufune (4 patents)
- Kogi Ishikawa (4 patents)
US Patent 5814781 · Granted Sep 29, 1998