Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230679 | Compound semiconductor substrate including nitride semiconductor layer having varying threading dislocation densities | Hiroki Sukuki, Mitsuhisa Narukawa, Keisuke Kawamura | 2025-02-18 |
| 11476115 | Compound semiconductor substrate comprising a SiC layer | Mitsuhisa Narukawa, Hiroki Suzuki | 2022-10-18 |
| 11316018 | Compound semiconductor substrate including electron transition layer and barrier layer | Mitsuhisa Narukawa, Hiroki Suzuki, Keisuke Kawamura | 2022-04-26 |
| 10186585 | Semiconductor device and method for manufacturing the same | Akira Fukazawa | 2019-01-22 |