Assignee
Inventors
- Ichiro Katagiri (16 patents)
- Naomasa Sato (3 patents)
- Tetsuo Endo (55 patents)
- Hiroyuki Itoh (209 patents)
- Toshiro Hayashi (10 patents)
- Yuichi Nanae (3 patents)
- Hiroyoshi HAYASHI (2 patents)
US Patent 6580188 · Granted Jun 17, 2003