Assignee
Inventors
- Masaya Tajima (31 patents)
- Takayuki Hara (49 patents)
- Tetsushi Muromachi (11 patents)
- Teruhiko Koide (35 patents)
- Hitoshi Muraki (14 patents)
- Kouichi Itoigawa (10 patents)
- Masakata Kanbe (10 patents)
US Patent 6746048 · Granted Jun 8, 2004