Assignee
Inventors
- Akio Sumizawa (37 patents)
- Wataru Oikubo (9 patents)
- Manabu Morita (20 patents)
- Atsushi Hiroike (26 patents)
- Masaaki Tanizaki (18 patents)
- Kishiko Maruyama (21 patents)
- Shigeru Shimada (44 patents)
US Patent 7668650 · Granted Feb 23, 2010