Assignee
Inventors
- Kazunari Chikanawa (7 patents)
- Hiroaki Nakashima (15 patents)
- Seishi Tomari (8 patents)
- Hiroyuki Matsuba (22 patents)
- Tohru Nakagawa (95 patents)
- Hideo Torii (65 patents)
- Takeshi Kamada (43 patents)
US Patent 7506960 · Granted Mar 24, 2009