Assignee
Inventors
- Masahiro Sasagawa (16 patents)
- Toshinori Shiraki (39 patents)
- Shigeki Takayama (16 patents)
- Shigeru Sasaki (78 patents)
- Katsumi Suzuki (166 patents)
- Takahiro Hisasue (14 patents)
- Kazuo Moritou (4 patents)
US Patent 7964674 · Granted Jun 21, 2011