Assignee
Inventors
- Masaki Ishii (31 patents)
- Atsushi Horiuchi (29 patents)
- Katsuya Okajima (3 patents)
- Akira Nagahara (1 patents)
- Naoaki Ito (5 patents)
- Hidenobu Honda (11 patents)
- Kouichi Saito (17 patents)
- Yukikazu Nanri (1 patents)
US Patent 6540792 · Granted Apr 1, 2003