Assignee
Inventors
- Mikio Takabatake (8 patents)
- Masanori Arata (30 patents)
- Kazuto Sakai (33 patents)
- Yutaka Hashiba (20 patents)
- Yoshio Hashidate (5 patents)
- Norio Takahashi (124 patents)
- Koji Oishi (6 patents)
- Shiro Amemori (1 patents)
US Patent 6268677 · Granted Jul 31, 2001