Assignee
Inventors
- Takashi Ono (287 patents)
- Mitsunobu Yoshida (76 patents)
- Nobuhiro Maruko (9 patents)
- Takashi Kuroki (32 patents)
- Shoji Tamai (68 patents)
- Kouichi Kanayama (5 patents)
- Hiroshi Watanabe (776 patents)
US Patent 6917275 · Granted Jul 12, 2005