Assignee
Inventors
- Takashi Nakagawa (230 patents)
- Yoshiteru Mori (11 patents)
- Tadashi Okada (40 patents)
- Shinichi Takeda (120 patents)
- Takao Fukuda (47 patents)
- Tuyoshi Higaki (2 patents)
- Noriyuki HOSHIAI (2 patents)
US Patent 5950148 · Granted Sep 7, 1999