Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454768 | Assembly method for coherent receiver | Munetaka Kurokawa, Yasushi Fujimura, Satoru Kanemaru | 2022-09-27 |
| 8743564 | Optical device | Ryo Kuwahara | 2014-06-03 |
KA
Ken Ashizawa
Sumitomo Electric Device Innovations: 2 patents #69 of 208Top 35%
Overall (All Time): #1,856,856 of 4,157,543Top 45%
2
Patents All Time