Assignee
Inventors
- Yoshiaki Nakagawa (11 patents)
- Takashi Suzuki (1,317 patents)
- Yasuyoshi Kagohashi (3 patents)
- Seiji Nakama (3 patents)
- Hajime Daigaku (1 patents)
- Tukasa Nakayama (2 patents)
- Shinji Sekiya (11 patents)
US Patent 5377174 · Granted Dec 27, 1994