Assignee
Inventors
- Masasumi Yahata (10 patents)
- Shunji Katoh (46 patents)
- Yuji Kitajima (3 patents)
- Satoshi Takano (128 patents)
- Shin-ichi Kawahara (4 patents)
- Fumihito Itoh (23 patents)
- Tsutomu Katoh (25 patents)
US Patent 5950062 · Granted Sep 7, 1999