Assignee
Inventors
- Yushi Sakata (3 patents)
- Junichi Inokoshi (13 patents)
- Tohru Katoh (25 patents)
- Osamu Tachizawa (13 patents)
- Uichiro Nishimoto (15 patents)
- Yasuki Ohtawa (16 patents)
- Masaaki Yamamura (28 patents)
US Patent 5580481 · Granted Dec 3, 1996