Assignee
Inventors
- Fujio Mizukami (21 patents)
- Shuichi Niwa (9 patents)
- Makoto Toba (10 patents)
- Naotsugu Itoh (12 patents)
- Tomonari Saito (1 patents)
- Takemi Nanba (1 patents)
- Hiroshi Shoji (8 patents)
- Kazuhiko Haba (7 patents)
US Patent 6911563 · Granted Jun 28, 2005