Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12107171 | Memory device, semiconductor device, and electronic device | Takahiko Ishizu | 2024-10-01 |
| 11908947 | Semiconductor device | Munehiro Kozuma, Takahiko Ishizu, Takeshi Aoki, Masashi Fujita, Kousuke SASAKI | 2024-02-20 |
| 11658247 | Memory device, semiconductor device, and electronic device | Takahiko Ishizu | 2023-05-23 |
| 11309431 | Memory device, semiconductor device, and electronic device | Takahiko Ishizu | 2022-04-19 |
| 10090031 | Semiconductor device comprising memory circuit and selection circuit | Takahiko Ishizu, Keita Sato | 2018-10-02 |
| 9817040 | Measuring method of low off-state current of transistor | Masashi TSUBUKU, Atsushi Hirose, Toshihiko Takeuchi | 2017-11-14 |
| 9136280 | Semiconductor device and driving method thereof | Yoshinori Ieda, Yuto Yakubo, Kiyoshi Kato, Shunpei Yamazaki | 2015-09-15 |
| 8897049 | Semiconductor device and memory device including semiconductor device | — | 2014-11-25 |
| 8809851 | Semiconductor device | Shunpei Yamazaki, Kiyoshi Kato, Yutaka Shionoiri, Yusuke Sekine, Hiromichi Godo | 2014-08-19 |
| 8780629 | Semiconductor device and driving method thereof | Yoshinori Ieda, Yuto Yakubo, Kiyoshi Kato, Shunpei Yamazaki | 2014-07-15 |
| 8750023 | Semiconductor memory device | Yutaka Shionoiri | 2014-06-10 |
| 8552712 | Current measurement method, inspection method of semiconductor device, semiconductor device, and test element group | Kiyoshi Kato, Yusuke Sekine, Yutaka Shionoiri | 2013-10-08 |
| 8482261 | Semiconductor device | Kiyoshi Kato | 2013-07-09 |
| 8224277 | Semiconductor device | — | 2012-07-17 |
| 8159193 | Wireless communication device | Kiyoshi Kato | 2012-04-17 |
| D645029 | Antenna | Yuto Yakubo | 2011-09-13 |
| D602922 | Contactless data carrier | Yuto Yakubo | 2009-10-27 |