Assignee
Inventors
- Masami Tsutsumi (10 patents)
- Seiji Hibino (6 patents)
- Hiroaki Yoshida (190 patents)
- Fumio Takei (43 patents)
- Youichi Takasu (4 patents)
- Kensuke Yoshida (21 patents)
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Skip to contentUS Patent 7396797 · Granted Jul 8, 2008