Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11824583 | Cyclic wavelength band replacement device, multi-band transmission system, and cyclic wavelength band replacement method | Hiroki Kawahara, Takeshi Seki, Sachio Suda, Kenta Hirose | 2023-11-21 |
| 11742492 | Secondary battery positive electrode, secondary battery positive electrode current collector, and secondary battery | Takahiro Takahashi, Hideharu Takezawa, Tomoki Shiozaki | 2023-08-29 |