Assignee
Inventors
- Shigetaka Yoshikawa (18 patents)
- Yoshikazu Shinpo (30 patents)
- Katuhiko Arisawa (23 patents)
- Isao Goto (10 patents)
- Masaaki Iinuma (5 patents)
- Toshio Morikawa (35 patents)
- Takashi Toyoshima (19 patents)
- Yoshio Miyata (17 patents)
US Patent 7896308 · Granted Mar 1, 2011