Assignee
Inventors
- Masakazu Hashimoto (30 patents)
- Shinjiro Sato (1 patents)
- Takashi Koshimizu (29 patents)
- Hiroshi Hosoya (6 patents)
- Kazuo Kitazawa (2 patents)
- Hiromichi Miyata (1 patents)
- Shinichi Kaji (19 patents)
US Patent 6530252 · Granted Mar 11, 2003