Assignee
Inventors
- Masakazu Yamamoto (82 patents)
- Yoshio Miyake (32 patents)
- Junya Kawabata (11 patents)
- Keita Uwai (12 patents)
- Yoshiaki Miyazaki (19 patents)
- Katsuji Iijima (4 patents)
- Makoto Kobayashi (548 patents)
US Patent 6520745 · Granted Feb 18, 2003