Assignee
Inventors
- Masaya Yamasaki (13 patents)
- Yohei Hamakawa (4 patents)
- Atsuo Shono (5 patents)
- Hiroshi Yoshimura (93 patents)
- Keiko Hirayama (6 patents)
- Ko Sato (26 patents)
- Kenichi Douniwa (4 patents)
- Yoshihiko Ogawa (257 patents)
US Patent 8155198 · Granted Apr 10, 2012