Assignee
Inventors
- Yasuo Kurachi (34 patents)
- Hidetoshi Ezure (9 patents)
- Takayuki Sasaki (146 patents)
- Masayoshi Yamauchi (4 patents)
- Hitoshi Adachi (25 patents)
- Eiichi Ueda (35 patents)
- Yasuhiko Takamuki (22 patents)
US Patent 6066442 · Granted May 23, 2000