Assignee
Inventors
- Akihiro Sugino (40 patents)
- Yuuji Sawai (34 patents)
- Mitsuru Takahashi (54 patents)
- Kohki Katoh (22 patents)
- Katsuya Kawagoe (23 patents)
- Hiromi Ogiyama (44 patents)
- Takahiro Tamiya (14 patents)
US Patent 6741821 · Granted May 25, 2004