Assignee
Inventors
- Toshiro Saito (22 patents)
- Unknown
- Kyoko Imai (38 patents)
- Kazumichi Imai (37 patents)
- Itaru Yanagi (24 patents)
- Yoshimitsu Yanagawa (24 patents)
- Masahiko Ando (1 patents)
- Naoshi Itabashi (28 patents)
US Patent 9759681 · Granted Sep 12, 2017