Assignee
Inventors
- Shigeru Okita (39 patents)
- Kazuo Sekino (10 patents)
- Toyohisa Yamamoto (12 patents)
- Susumu Tanaka (108 patents)
- Hiroyuki Ito (438 patents)
- Akira Uchida (13 patents)
- Kazuhiro Fujiu (2 patents)
US Patent 6869222 · Granted Mar 22, 2005