Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9570544 | Semiconductor device | Katsushige Yamashita, Kenichi Nishimura, Atsuya Yamamoto | 2017-02-14 |
| 9406796 | Semiconductor device | Katsushige Yamashita | 2016-08-02 |
| 7859030 | Heterojunction bipolar transistor and fabrication method of the same | — | 2010-12-28 |
| 7579635 | Heterojunction bipolar transistor | — | 2009-08-25 |
| 7109095 | Method for fabricating semiconductor device | Hidenori Notake, Teruhito Ohnishi, Akira Asai | 2006-09-19 |
| 6919253 | Method of forming a semiconductor device including simultaneously forming a single crystalline epitaxial layer and a polycrystalline or amorphous layer | Tohru Saitoh, Katsuya Nozawa, Minoru Kubo | 2005-07-19 |
| 6762106 | Semiconductor device and method for fabricating the same | Tohru Saitoh, Katsuya Nozawa | 2004-07-13 |
| 6717188 | Semiconductor device | — | 2004-04-06 |