Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431440 | SiC composite substrate and composite substrate for semiconductor device | Kiyoshi MATSUSHIMA, Jun Yoshikawa, Risa MIYAKAZE | 2025-09-30 |
| 12421621 | Underlying substrate | Hiroshi Fukui, Jun Yoshikawa | 2025-09-23 |
| 12424440 | Rare earth-containing SiC substrate and method for producing SiC epitaxial layer | Kiyoshi MATSUSHIMA, Jun Yoshikawa | 2025-09-23 |
| 12406845 | α-Ga2O3 semiconductor film | Hiroshi Fukui, Jun Yoshikawa | 2025-09-02 |
| 12351906 | Semiconductor film | Jun Yoshikawa, Hiroshi Fukui | 2025-07-08 |
| 12351941 | Ground substrate and method for producing same | Jun Yoshikawa | 2025-07-08 |