Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9859405 | Heterojunction bipolar transistor | Yasunari Umemoto, Shigeru Yoshida, Masahiro Shibata | 2018-01-02 |
| 9679860 | Bump-equipped electronic component and method for manufacturing bump-equipped electronic component | Shinya Osakabe | 2017-06-13 |
| 9397204 | Heterojunction bipolar transistor with two base layers | Yasunari Umemoto, Atsushi Kurokawa | 2016-07-19 |
| 9343360 | Bump-equipped electronic component and method for manufacturing bump-equipped electronic component | Shinya Osakabe | 2016-05-17 |
| 9130004 | Heterojunction bipolar transistor, power amplifier including the same, and method for fabricating heterojunction bipolar transistor | Yasunari Umemoto, Atsushi Kurokawa | 2015-09-08 |
| 7723753 | Semiconductor device and manufacturing method of the same | Kenji Sasaki, Ikuro Akazawa, Yoshinori Imamura, Atsushi Kurokawa, Tatsuhiko Ikeda +2 more | 2010-05-25 |