Assignee
Inventors
- Eiichi Murakami (64 patents)
- Akio Nishida (109 patents)
- Kazunori Umeda (9 patents)
- Kousuke Okuyama (57 patents)
- Toshiaki Yamanaka (67 patents)
- Jiro Yugami (33 patents)
- Shinichiro Kimura (78 patents)
US Patent 6727146 · Granted Apr 27, 2004