Assignee
- Japan Communication Accessories Manufacturing Co.
- Sumitomo Electric Optifrontier Co.
- Sumitomo Electric Industries
Inventors
- Yusuke Takai (6 patents)
- Tsutomu Kamada (5 patents)
- Motoyoshi KIMURA (23 patents)
- Fumiya UEHARA (4 patents)
- Masaki Omura (9 patents)