Assignee
Inventors
- Yasushi Hara (69 patents)
- Chikara Nishio (8 patents)
- Makoto Abe (143 patents)
- Masashi Hirabayashi (5 patents)
- Hiroshi Yamada (563 patents)
- Toshikazu Takahashi (12 patents)
- Akira Tanaka (394 patents)
US Patent 7726864 · Granted Jun 1, 2010