Assignee
Inventors
- Kazunobu Yamada (3 patents)
- Kazue Ueda (13 patents)
- Akinobu Ogami (4 patents)
- Fumio Matsuoka (28 patents)
- Shigeru Hayase (2 patents)
- Takuma Yano (10 patents)
- Kazuko Yoshimura (2 patents)
- Masami Okamoto (62 patents)
US Patent 7173080 · Granted Feb 6, 2007