Assignee
Inventors
- Tomoyuki Kanda (31 patents)
- Kazutoshi Koie (4 patents)
- Katsuyoshi Nishii (22 patents)
- Masahiro Shiozawa (8 patents)
- Katsumi Kamiya (2 patents)
- Atsuo Ishizuka (55 patents)
- Kenichiro Takada (16 patents)
US Patent 6163390 · Granted Dec 19, 2000