Assignee
Inventors
- Hiroshi Morioka (40 patents)
- Minori Noguchi (114 patents)
- Yoshimasa Ohshima (53 patents)
- Yukio Kembo (36 patents)
- Hidetoshi Nishiyama (113 patents)
- Kazuhiko Matsuoka (51 patents)
- Yoshiharu Shigyo (6 patents)
US Patent 7177020 · Granted Feb 13, 2007