Assignee
Inventors
- Yasuyuki Hirai (42 patents)
- Hironori Suzuki (98 patents)
- Yoshiyuki Takeda (21 patents)
- Kenichi Oohori (2 patents)
- Shinichi Kamoshida (69 patents)
- Minoru Kakitani (11 patents)
- Norihiro Abe (9 patents)
US Patent 6720077 · Granted Apr 13, 2004