Assignee
Inventors
- Kenzo Matumoto (4 patents)
- Haruhisa Yamasaki (45 patents)
- Kazuya Sato (130 patents)
- Masaya Tadano (30 patents)
- Satoshi Imai (118 patents)
- Akira Sugawara (102 patents)
- Takashi Sato (732 patents)
US Patent 7798787 · Granted Sep 21, 2010