Assignee
Inventors
- Shigeru Isoyama (16 patents)
- Takeshi Hirabayashi (28 patents)
- Takahiro Yamasaki (44 patents)
- Takushi Kagawa (2 patents)
- Kazunori Nagai (11 patents)
- Naohiko Ishibashi (9 patents)
- Takashi Okai (4 patents)
US Patent 6340108 · Granted Jan 22, 2002