Assignee
Inventors
- Toshiro Kume (8 patents)
- Masashi Shoji (17 patents)
- Emiko Igaki (39 patents)
- Shuji Tsutsumi (22 patents)
- Mikinari Shimada (57 patents)
- Masakazu Tanahashi (47 patents)
- Akira Takahashi (622 patents)
- Shouichi Imashuku (1 patents)
US Patent 7239147 · Granted Jul 3, 2007