Assignee
Inventors
- Akihito Fujii (4 patents)
- Toshiyuki Negoro (4 patents)
- Chiaki Migihashi (2 patents)
- Makoto Murata (2 patents)
- Keiji Nakamura (6 patents)
- Takashi Nukuda (1 patents)
- Takafumi Matsumoto (3 patents)
- Kiyomi Imano (1 patents)
US Patent 7514452 · Granted Apr 7, 2009