Assignee
Inventors
- Taku Katagiri (8 patents)
- Tomonobu Takashima (14 patents)
- Masatoshi Tohno (8 patents)
- Daisuke Ueno (21 patents)
- Tadao Omi (4 patents)
- Unknown
- Kozo Baba (17 patents)
- Akiyoshi Tafuku (9 patents)
US Patent 7218213 · Granted May 15, 2007