Assignee
Inventors
- Hisashi Ishikawa (220 patents)
- Hiroshi Tajika (201 patents)
- Miyuki Fujita (58 patents)
- Yuji Konno (99 patents)
- Hiroo Inoue (18 patents)
- Kenji Takahashi (603 patents)
- Norihiro Kawatoko (106 patents)
US Patent 6526516 · Granted Feb 25, 2003