Assignee
Inventors
- Yoshie Yamauchi (5 patents)
- Takaya Yamamoto (2 patents)
- Kentaro Tsutsumi (28 patents)
- Yuji Shimada (1 patents)
- Yomi Watanabe (1 patents)
- Akio Sugihara (8 patents)
- Yoshio Tominaga (2 patents)
US Patent 7220873 · Granted May 22, 2007