Assignee
Inventors
- Toshio Tsuji (26 patents)
- Masao Yoshizumi (6 patents)
- Yukihito Higashi (4 patents)
- Masashi Kawamoto (22 patents)
- Hideo Ozawa (21 patents)
- Teiji Ukawa (46 patents)
- Tsuneo Takayanagi (16 patents)
US Patent 9161695 · Granted Oct 20, 2015