Assignee
Inventors
- Naoki Ito (204 patents)
- Hirokazu Tamura (44 patents)
- Hiroshi Kajiwara (40 patents)
- Yuki Matsumoto (33 patents)
- Hidefumi Osawa (30 patents)
- Ken-ichi Ohta (54 patents)
- Haruo Shimizu (21 patents)
US Patent 7680345 · Granted Mar 16, 2010