Assignee
Inventors
- Tadaaki Tanii (3 patents)
- Satoshi Tsuzuki (7 patents)
- Shiro Honnmura (2 patents)
- Takeo Kamimura (4 patents)
- Takahiko Hirai (4 patents)
- Masaaki Kurokawa (17 patents)
- Reizou Miyauchi (2 patents)
US Patent 6677547 · Granted Jan 13, 2004