Assignee
Inventors
- Mitsuyuki Tanaka (4 patents)
- Masahiro Michino (1 patents)
- Yasutaka Fujihira (1 patents)
- Takashi Nakamura (671 patents)
- Kisaburo Kohmura (2 patents)
- Toshiro Asaoka (2 patents)
- Akio Ohya (2 patents)
US Patent 5362443 · Granted Nov 8, 1994