Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12287492 | Light flux controlling member and metal mold | Satoshi Oshima | 2025-04-29 |
| 11921331 | Optical receptacle and optical module | Akinobu Seki | 2024-03-05 |
| 11726275 | Optical receptacle and optical module | Akinobu Seki | 2023-08-15 |
| 11555232 | Austenitic stainless steel material | Nao Otaki, Norifumi Kochi, Naoki Sawawatari | 2023-01-17 |
| 10156709 | Marker | — | 2018-12-18 |
| 10126537 | Marker | — | 2018-11-13 |