Assignee
Inventors
- Taeko Murai (2 patents)
- Shuzo Matsumoto (16 patents)
- Mitsumi Fujii (19 patents)
- Tomoaki Nakano (47 patents)
- Hideyuki Makita (5 patents)
- Yoshihisa Ohta (21 patents)
- Shinichi Kakuda (7 patents)
- Tetsuro Hirota (35 patents)
US Patent 6331052 · Granted Dec 18, 2001