Assignee
Inventors
- Yukimichi Matsumoto (3 patents)
- Hiroshi Ota (104 patents)
- Yuji Onishi (7 patents)
- Kenji Kimura (289 patents)
- Takayuki Tujii (1 patents)
- Unknown
- Kouji Ninomiya (1 patents)
- Kazumasa Hayashi (19 patents)
US Patent 6625845 · Granted Sep 30, 2003