Assignee
Inventors
- Hidemasa Zama (6 patents)
- Masayuki Koizumi (22 patents)
- Yukiko Ito (56 patents)
- Kimiyoshi Usami (34 patents)
- Naoyuki Kawabe (12 patents)
- Masahiro Kanazawa (14 patents)
- Toshiyuki Furusawa (19 patents)
US Patent 6750680 · Granted Jun 15, 2004