Assignee
Inventors
- Hideo Nakako (22 patents)
- Kazunori Yamamoto (86 patents)
- Yasushi Kumashiro (15 patents)
- Youichi Machii (8 patents)
- Shunya Yokozawa (4 patents)
- Yoshinori Ejiri (27 patents)
- Katsuyuki Masuda (31 patents)
US Patent 8801971 · Granted Aug 12, 2014