Assignee
Inventors
- Hironori Ogawa (36 patents)
- Masahiro Koyama (43 patents)
- Nobuo Shibata (11 patents)
- Masaru Matsushima (21 patents)
- Shuichi Nakagawa (67 patents)
- Katsunori Onuki (16 patents)
- Yoshimasa Fukushima (11 patents)
US Patent 8823309 · Granted Sep 2, 2014