Assignee
Inventors
- Akihiko Tanioka (6 patents)
- Mie Minagawa (1 patents)
- Kiyoshi Kanamura (4 patents)
- Akihiko Matsumura (9 patents)
- Mizuo Nakayama (6 patents)
- Takehiko Matsumura (7 patents)
- Hidero Akiyama (6 patents)
US Patent 7660626 · Granted Feb 9, 2010