Assignee
Inventors
- Takashi Yamamoto (694 patents)
- Katsuhiro Ota (13 patents)
- Hiromi Ishii (20 patents)
- Yoshinori Koyama (41 patents)
- Kimishiro Tokuda (16 patents)
- Isao Mochida (21 patents)
- Tatsuro Harada (18 patents)
US Patent 8615981 · Granted Dec 31, 2013