Assignee
Inventors
- Kazuyuki Yahagi (21 patents)
- Kazuhiro Tashiro (4 patents)
- Takashi Koyama (3 patents)
- Yoshiyuki Eshita (9 patents)
- Tsuyoshi Ohtomo (7 patents)
- Fumiko Sazanami (3 patents)
- Jun Kamegai (12 patents)
US Patent 5714136 · Granted Feb 3, 1998