Assignee
Inventors
- Takahiro Kokubu (27 patents)
- Masaya Nakai (23 patents)
- Tomonari Okamoto (6 patents)
- Eikichi KIDOKORO (2 patents)
- Kenichi Naka (7 patents)
- Tadamasa Takei (7 patents)
- Junichi Terai (26 patents)
US Patent 10648560 · Granted May 12, 2020