Assignee
Inventors
- Osamu Tanaka (167 patents)
- Hiroaki Masui (8 patents)
- Hotaka Honma (8 patents)
- Katsuro Kuroki (23 patents)
- Tsutomu Haratani (6 patents)
- Yoichi Mishima (2 patents)
- Maremizu Ishibashi (7 patents)
- Yoshio Nakamura (109 patents)
US Patent 5507883 · Granted Apr 16, 1996