Assignee
Inventors
- Yoshio Sakamoto (47 patents)
- Norikatsu Furuta (10 patents)
- Kenji Imai (26 patents)
- Hironobu Suzuki (1 patents)
- Makoto Katayama (2 patents)
- Koichi Kishi (7 patents)
- Yumiko Morisada (1 patents)
- Hiroshi Tanigawa (1 patents)
US Patent 6601851 · Granted Aug 5, 2003