Assignee
Inventors
- Hidekazu Tanaka (88 patents)
- Kazuhiko Arikawa (10 patents)
- Yoshinori Asayama (11 patents)
- Syunsuke Akaza (3 patents)
- Kyoko Lin (2 patents)
- Osamu Negishi (6 patents)
- Mitsuru Okano (11 patents)
US Patent 5535317 · Granted Jul 9, 1996