Assignee
Inventors
- Kosuke Aiki (5 patents)
- Hideo Nakai (37 patents)
- Takaji Umeno (49 patents)
- Eiji Yamada (112 patents)
- Kazutaka Tatematsu (28 patents)
- Unknown
- Toshihiko Yoshida (80 patents)
- Unknown
- Kenji Endo (44 patents)
US Patent 8294322 · Granted Oct 23, 2012