Assignee
Inventors
- Akira Yazaki (21 patents)
- Yoshiko Niino (9 patents)
- Yoshihiro Ohshita (8 patents)
- Yuzo Hirao (10 patents)
- Hirotaka Amano (11 patents)
- Norihiro Hayashi (13 patents)
- Yasuhiro Kuramoto (16 patents)
US Patent 5998436 · Granted Dec 7, 1999