Assignee
Inventors
- Naosuke Maruyama (42 patents)
- Kazuhisa Hayakawa (27 patents)
- Soji Tanioka (11 patents)
- Hidenori Tsuduki (1 patents)
- Tsuyoshi Shikano (3 patents)
- Hiroshi Kawamura (1 patents)
- Tsuneo Hayata (1 patents)
US Patent 7803196 · Granted Sep 28, 2010