Assignee
Inventors
- Suyako Miyake (1 patents)
- Kenji Kaneko (78 patents)
- Kaori Ojima (3 patents)
- Yukie Momoi (1 patents)
- Keiichi Kazami (6 patents)
- Kenetsu Kikuchi (3 patents)
- Mitsuo Tamura (6 patents)
- Iwakichi Ogawa (27 patents)
US Patent 7509891 · Granted Mar 31, 2009