Assignee
Inventors
- Yoritaka Saito (1 patents)
- Hiroshi Ikeda (298 patents)
- Takumi Nasu (20 patents)
- Kohsuke Ikeda (2 patents)
- Yoshinobu Matsumoto (5 patents)
- Satoshi Nakayama (129 patents)
- Yasuhito Ichimura (4 patents)
US Patent 6373745 · Granted Apr 16, 2002