Assignee
Inventors
- Norihisa Hirota (13 patents)
- Atsushi Yoneda (7 patents)
- Kouichi Narutaki (2 patents)
- Akihiro Usami (33 patents)
- Eiichiro KANEKO (1 patents)
- Takuo Yamada (1 patents)
- Youtarou Takahashi (1 patents)
- Ikuo Komatsu (21 patents)
US Patent 10632666 · Granted Apr 28, 2020