Assignee
Inventors
- Masayoshi Suzuki (159 patents)
- Ken-Ichi Takatori (29 patents)
- Ken Sumiyoshi (114 patents)
- Setsuo Kaneko (34 patents)
- Teruaki Suzuki (98 patents)
- Hideo Shibahara (17 patents)
- Yoshihiko Hirai (68 patents)
US Patent 6323922 · Granted Nov 27, 2001