Assignee
Inventors
- Masami Koike (8 patents)
- Yoshitaka Uchida (41 patents)
- Akihiro Sato (168 patents)
- Eisaku Nakashima (1 patents)
- Toshihiro Sato (293 patents)
- Keishi Suga (3 patents)
- Masaharu Takada (13 patents)
- Mutsuo Kuragasaki (6 patents)
US Patent 6237341 · Granted May 29, 2001