Assignee
Inventors
- Kazuho Miki (25 patents)
- Masahiro Takatori (68 patents)
- Akihiko Takase (64 patents)
- Masaru Murakami (30 patents)
- Koji Wakayama (34 patents)
- Tetsuro Yoshimoto (18 patents)
- Masao Kunimoto (14 patents)
US Patent 6980553 · Granted Dec 27, 2005