Assignee
Inventors
- Shingo Akasaka (8 patents)
- Yoshinao Arai (8 patents)
- Atsuhiro Ishida (4 patents)
- Noriyuki Haga (13 patents)
- Katsuyoshi Katsuta (1 patents)
- Shoji Arino (1 patents)
- Yoko Tonosaki (1 patents)
- Tomoko Ogawa (7 patents)
US Patent 5576965 · Granted Nov 19, 1996