Assignee
Inventors
- Hiroaki Tanaka (401 patents)
- Osamu Ogawa (61 patents)
- Yoshimi Kajitani (6 patents)
- Kei Takakuwa (7 patents)
- Toshiki Ohshima (2 patents)
- Katsutoshi Mizuno (8 patents)
- Naohito Ino (3 patents)
- Shigeo Ishihara (3 patents)
US Patent 6170349 · Granted Jan 9, 2001