Assignee
Inventors
- Shigeki Tanaka (48 patents)
- Atsushi Fujisawa (30 patents)
- Souichi Nagano (2 patents)
- Tsugihiko Hirano (7 patents)
- Ryouichi Oota (2 patents)
- Takafumi Konno (18 patents)
- Kenichi Tatebe (2 patents)
- Toshiaki Okamoto (19 patents)
US Patent 6909179 · Granted Jun 21, 2005