Assignee
Inventors
- Mika Fukui (21 patents)
- Kouichi Sasaki (22 patents)
- Kazuyuki Gotoh (5 patents)
- Yasuyo Shibazaki (1 patents)
- Akira Morishita (123 patents)
- Yoichi Takebayashi (26 patents)
- Yoshihisa Ohtake (2 patents)
US Patent 5918222 · Granted Jun 29, 1999