Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12396317 | Light-emitting element and method of manufacturing light-emitting element | Hirofumi Yoshikawa, Yoshihiro Ueta, Masaki Yamamoto, Daisuke Toyoshima | 2025-08-19 |
| 12371610 | Light-emitting element and method for manufacturing light-emitting element | Hirofumi Yoshikawa, Tatsuya Ryohwa, Masaki Yamamoto | 2025-07-29 |
| 12150326 | Display device and method of manufacturing display device | Hirofumi Yoshikawa, Tatsuya Ryohwa, Masumi Kubo, Masaki Yamamoto | 2024-11-19 |
| 12150359 | Display device and method for manufacturing display device | Hirofumi Yoshikawa, Tatsuya Ryohwa, Masumi Kubo, Masaki Yamamoto | 2024-11-19 |
| 12029058 | Light emitting element and display device using same | Hirofumi Yoshikawa, Tatsuya Ryohwa, Masaki Yamamoto | 2024-07-02 |
| 10866143 | Infrared photodetection system | Hirofumi Yoshikawa, Tazuko Kitazawa, Yasuhiko Arakawa | 2020-12-15 |
| 10811554 | Infrared photodetector | Hirofumi Yoshikawa, Yasuhiko Arakawa | 2020-10-20 |