Assignee
Inventors
- Tadayoshi Kamiya (3 patents)
- Soichi Shirai (5 patents)
- Mikio Asai (8 patents)
- Nobuyuki Shirai (29 patents)
- Yoshiyuki Takeuchi (36 patents)
- Toshihiko Shima (24 patents)
- Hiroaki Suzuki (335 patents)
US Patent 7547001 · Granted Jun 16, 2009