Assignee
Inventors
- Masahiko Asakura (83 patents)
- Hiroshi Yoneguchi (6 patents)
- Tadayoshi Okada (16 patents)
- Ryuji Sato (22 patents)
- Kohei Hanada (28 patents)
- Eisuke Horii (8 patents)
- Yoshinari Sugita (9 patents)
- Shunichi Kawasumi (1 patents)
US Patent 9925981 · Granted Mar 27, 2018