Assignee
Inventors
- Katsuo Taniguchi (14 patents)
- Michio Tanaka (67 patents)
- Kazunori Takahata (12 patents)
- Naoya Sakamoto (74 patents)
- Toshihiro Takai (32 patents)
- Yoshito Kurano (7 patents)
- Masayasu Ishibashi (20 patents)
US Patent 4891465 · Granted Jan 2, 1990