Assignee
Inventors
- Makoto Sakai (107 patents)
- Masao Segawa (11 patents)
- Nobuo Shibano (17 patents)
- Kiyoshi Nishimura (66 patents)
- Kozo Ogawa (27 patents)
- Masahiko Kamata (23 patents)
- Toshiya Tanaka (44 patents)
- Unknown
- Shuhei Matsuda (23 patents)
US Patent 8678618 · Granted Mar 25, 2014