Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE47641 | Semiconductor device with super junction region | Masakazu Yamaguchi, Wataru Saito, Masaru Izumisawa | 2019-10-08 |
| 10411111 | Method for fabricating high-voltage insulated gate type bipolar semiconductor device | Masahiro Tanaka, Masanori Tsukuda, Yamato Miki | 2019-09-10 |
| RE47198 | Power semiconductor device | Masakazu Yamaguchi, Hideaki Ninomiya, Tomoki Inoue | 2019-01-08 |