Assignee
No assignee recorded.
Inventors
- Unknown
- Shinichi Hasebe (4 patents)
- Mitsuo Koizumi (7 patents)
- Yoshinori Arai (34 patents)
- Masayoshi Yokoo (11 patents)
- Keitaro Harada (10 patents)
US Patent 10527669 · Granted Jan 7, 2020
No assignee recorded.