Assignee
Inventors
- Eiji Nakagawa (45 patents)
- Hiroyuki Kurono (1 patents)
- Akiyoshi Abiko (1 patents)
- Yoshimi Aoki (2 patents)
- Yoshihiro Hanji (1 patents)
- Hideaki Hiramatsu (1 patents)
- Koji Hamajima (2 patents)
- Tadashi Nomura (79 patents)
US Patent 7540807 · Granted Jun 2, 2009