Assignee
Inventors
- Keiji Nagasaka (13 patents)
- Hidetaka Sato (27 patents)
- Koji Nakano (92 patents)
- Shiro Matsubara (7 patents)
- Satoshi Kominami (46 patents)
- Kiyotaka Sumito (1 patents)
- Kenji Shimizu (132 patents)
US Patent 9198231 · Granted Nov 24, 2015