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Inventors
- Kazuyuki Yamamoto (210 patents)
- Toshio Mamiya (43 patents)
- Hidetoshi Kabasawa (100 patents)
- Katsuhiko Yamada (81 patents)
- Takashi Yamada (440 patents)
- Hideaki Kumagai (20 patents)
US Patent 8416186 · Granted Apr 9, 2013
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