Assignee
Inventors
- Shingo Yoshida (62 patents)
- Seigou Akazawa (1 patents)
- Toyotaro Maruyama (5 patents)
- Takeshi Takeuchi (50 patents)
- Shigeyoshi Furuhara (2 patents)
- Masanori Ikenaga (2 patents)
- Toshio Nakao (3 patents)
US Patent 7625194 · Granted Dec 1, 2009