Assignee
Inventors
- Tomotake Nashiki (59 patents)
- Yoshimasa Sakata (17 patents)
- Hideo Sugawara (57 patents)
- Kenkichi Yagura (7 patents)
- Akira Hamada (76 patents)
- Yoshihisa Ito (55 patents)
- Kuniaki Ishibashi (22 patents)
US Patent 9523147 · Granted Dec 20, 2016