Assignee
Inventors
- Yoshihiro Morioka (49 patents)
- Kenji Matsuura (44 patents)
- Hideaki Hatanaka (10 patents)
- Eiji Yamauchi (16 patents)
- Mitsuyoshi Okamoto (40 patents)
- Akio Nishiyama (24 patents)
- Hirofumi Ishii (36 patents)
US Patent 9826146 · Granted Nov 21, 2017