Assignee
Inventors
- Motoshi Yamaguchi (12 patents)
- Ichiro Tsujimura (15 patents)
- Shigeto Ohmori (37 patents)
- Tsutomu Ichikawa (46 patents)
- Hiroshi Ueda (445 patents)
- Tatsuya Suzuki (394 patents)
- Akio Nakamaru (3 patents)
US Patent 6240253 · Granted May 29, 2001