Assignee
Inventors
- Takashi Tsunooka (32 patents)
- Keizo Hiraku (17 patents)
- Yukihiro Nakasaka (32 patents)
- Akira Hashizume (6 patents)
- Hiroshi Kanai (108 patents)
- Naohide Fuwa (57 patents)
- Tomoyuki KAGA (8 patents)
US Patent 7363889 · Granted Apr 29, 2008