Assignee
Inventors
- Tomoyuki Kusaba (10 patents)
- Tadashi Ohsumi (20 patents)
- Tsuguhiro Katoh (10 patents)
- Makoto Fujimura (13 patents)
- Norio Kimura (161 patents)
- Kazuya Ujihara (11 patents)
- Kimitoshi Umeda (28 patents)
US Patent 5563159 · Granted Oct 8, 1996