Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10473856 | Optical branching/coupling device and optical transmission/reception module | Hiroyuki Fujiwara, Masaru Sasaki, Kaoru Torii, Tadahisa Iikubo, Mitsuhiko Mizuno | 2019-11-12 |