Assignee
Inventors
- Shunsuke Akifuji (18 patents)
- Toshiaki Sakaguchi (13 patents)
- Yoko Seki (2 patents)
- Masato Tamaki (6 patents)
- Atsushi Aoki (19 patents)
- Yoshiki Matsuda (19 patents)
- Osamu Tosaka (5 patents)
- Shigeki Ishihara (4 patents)
US Patent 6853974 · Granted Feb 8, 2005