Assignee
Inventors
- Yoshiaki Tsubata (23 patents)
- Kayoko Ueda (13 patents)
- Koichi Fujisawa (74 patents)
- Takayuki Higashii (42 patents)
- Masayoshi Minai (65 patents)
- Naoyuki Takano (18 patents)
- Yukari Fujimoto (11 patents)
US Patent 5554317 · Granted Sep 10, 1996