Assignee
Inventors
- Seiichi Katou (29 patents)
- Katsuhiko Kimura (84 patents)
- Teruhisa Akashi (36 patents)
- Kazuyuki Fukuda (23 patents)
- Ryoji Okada (17 patents)
- Hiromitsu Imamiya (1 patents)
- Toshio Sugiyama (24 patents)
- Hideo Suenaga (9 patents)
US Patent 7400568 · Granted Jul 15, 2008