Assignee
Inventors
- Naruhito Nakahara (16 patents)
- Yuuji Ishida (16 patents)
- Naoki Tsubaki (4 patents)
- Joichi Saito (13 patents)
- Toshinori Suzuki (49 patents)
- Yoshio Takeuchi (34 patents)
- Sumaru Niida (8 patents)
US Patent 6834197 · Granted Dec 21, 2004