Assignee
Inventors
- Osamu Morimoto (77 patents)
- Fujio Hitomi (2 patents)
- Moriya Miyamoto (5 patents)
- Hidekazu Tani (16 patents)
- Tomohiko Kasai (32 patents)
- Yoshihiro Sumida (29 patents)
- Hitoshi Iijima (32 patents)
US Patent 5987907 · Granted Nov 23, 1999