Assignee
Inventors
- Katsuaki Kuze (21 patents)
- Yasuhiro Nishino (8 patents)
- Yujiro Matsuyama (6 patents)
- Kozo Maeda (7 patents)
- Masahiro Kobayashi (375 patents)
- Tadashi Okudaira (12 patents)
- Tsuyoshi Hongo (2 patents)
- Osamu Makimura (9 patents)
US Patent 4693932 · Granted Sep 15, 1987