Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11402585 | Optical connection structure | Masato Tanaka, Osamu SHIMAKAWA, Takafumi Ohtsuka | 2022-08-02 |
| 11228155 | Optical fiber amplifier | Osamu SHIMAKAWA | 2022-01-18 |
HT
Hidehisa Tazawa
Overall (2022): #154,334 of 548,613Top 30%
2
Patents 2022