Assignee
Inventors
- Hajime Yamamoto (229 patents)
- Eiichiro Shimizu (97 patents)
- Takeshi Kono (25 patents)
- Masaya Uetsuki (72 patents)
- Nobuyuki Hatasa (49 patents)
- Hiroshi Koshikawa (76 patents)
- Tatsuo Nanjo (71 patents)
US Patent 6824258 · Granted Nov 30, 2004