Assignee
Inventors
- Seiichi Moriyama (51 patents)
- Naoto Osaka (1 patents)
- Takashi Koizumi (60 patents)
- Hiroyuki Kageyama (42 patents)
- Hiroyuki Morinaga (9 patents)
- Noriko Kaku (2 patents)
- Yumiko Kataoka (2 patents)
US Patent 7271808 · Granted Sep 18, 2007