Assignee
Inventors
- Yuji Tanaka (232 patents)
- Hitoharu Hachisuka (2 patents)
- Takuya Arase (19 patents)
- Yoshio Negishi (8 patents)
- Masayoshi Tatemoto (25 patents)
- Tetsuo Shimizu (168 patents)
- Sadaatsu Yamaguchi (4 patents)
- Keizo Desaki (1 patents)
US Patent 6183872 · Granted Feb 6, 2001