Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11010598 | Biometric authentication device and biometric authentication method | — | 2021-05-18 |
| 10680068 | Semiconductor substrate | Ko IMAOKA, Takanori Murasaki, Toshihisa Shimo, Akiyuki Minami | 2020-06-09 |
| 9773678 | Semiconductor substrate and method for manufacturing semiconductor substrate | Ko IMAOKA, Motoki Kobayashi, Kuniaki Yagi, Takamitsu Kawahara, Naoki Hatta +4 more | 2017-09-26 |
| 9761479 | Manufacturing method for semiconductor substrate | Ko IMAOKA, Motoki Kobayashi, Kuniaki Yagi, Takamitsu Kawahara, Naoki Hatta +5 more | 2017-09-12 |
| 7879657 | Semiconductor device and manufacturing method thereof | — | 2011-02-01 |
| 6524968 | Method for forming insulating film and for manufacturing integrated circuit | Masashi Takahashi, Toshio Nagata, Yoshirou Tsurugida, Takashi Ohsako, Hirotaka Mori +4 more | 2003-02-25 |
| 6229175 | Nonvolatile memory | — | 2001-05-08 |
| 6075270 | Field effect transistor | Masao Okihara | 2000-06-13 |
| 6037588 | Method for testing semiconductor device | Guo Liu, Izumi Aikawa, Naokatsu Ikegami, Norio Hirashita | 2000-03-14 |
| 4920391 | Semiconductor memory device | — | 1990-04-24 |
| 4907197 | Non-volatile semiconductor memory device | — | 1990-03-06 |