Assignee
Inventors
- Eiji Okamoto (104 patents)
- Masahiro Mambo (5 patents)
- Seiichi Domyo (13 patents)
- Hiroyoshi Tsuchiya (21 patents)
- Tooru Kawai (1 patents)
- Kazuo Takaragi (67 patents)
- Naoya Torii (38 patents)
- Takeshi Tanida (1 patents)
US Patent 6118874 · Granted Sep 12, 2000