Assignee
Inventors
- Masatoshi Nishino (18 patents)
- Junichi Horigome (33 patents)
- Takayoshi Chiba (19 patents)
- Hideo Tada (3 patents)
- Shigeo Yamaguchi (22 patents)
- Masayoshi Nagata (26 patents)
- Yasuo Tone (4 patents)
US Patent 7430157 · Granted Sep 30, 2008