Assignee
Inventors
- Teiichiro Nishizaka (12 patents)
- Isami Sakai (11 patents)
- Akira Yoshino (92 patents)
- Shinichi Kawai (27 patents)
- Kiyokazu Ishige (14 patents)
- Tomohiro Hamajima (14 patents)
- Motoko Tanaka (4 patents)
US Patent 6979856 · Granted Dec 27, 2005