Assignee
Inventors
- Minoru Sugawara (33 patents)
- Tetsuya Nakamura (153 patents)
- Katsuhiko Tada (8 patents)
- Hiroshi Takai (45 patents)
- Hiroshi Jounishi (1 patents)
- Yoshihide Endou (1 patents)
- Ken Fukuda (9 patents)
US Patent 5788297 · Granted Aug 4, 1998