Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415160 | Carbon dioxide recovery system | Shiko Nakamura, Hirohito Okuhara, Miyuki Furusawa | 2025-09-16 |
| 12348232 | Delay control circuit, semiconductor memory device, and delay control method | — | 2025-07-01 |
| 12341523 | Delay control circuit, semiconductor memory device, and delay control method | — | 2025-06-24 |
| 12100459 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2024-09-24 |
| 11715529 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2023-08-01 |
| 11305244 | Gas-liquid contact apparatus | Shiko Nakamura, Yoshiyuki Iso, Kenji Takano, Ryosuke IKEDA, Hirohito Okuhara | 2022-04-19 |
| 11295821 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2022-04-05 |
| 11270981 | Memory device | Mikihiko Ito, Masaru Koyanagi, Masafumi Nakatani, Shigeki Nagasaka, Masahiro Yoshihara +3 more | 2022-03-08 |
| 11145350 | Memory device for refreshing redundancy area word lines, and refresh method thereof | — | 2021-10-12 |
| 10965292 | Delay-locked loop device and operation method therefor | — | 2021-03-30 |
| 10950314 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2021-03-16 |
| 10930336 | Memory device and row-hammer refresh method thereof | — | 2021-02-23 |
| 10892764 | Delay locked loop device and update method thereof | — | 2021-01-12 |
| 10811393 | Memory device | Mikihiko Ito, Masaru Koyanagi, Masafumi Nakatani, Shigeki Nagasaka, Masahiro Yoshihara +3 more | 2020-10-20 |
| 10790266 | Memory device with a plurality of stacked memory core chips | Mikihiko Ito, Masaru Koyanagi, Masafumi Nakatani, Masahiro Yoshihara, Shigeki Nagasaka | 2020-09-29 |
| 10636499 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2020-04-28 |
| 10438670 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2019-10-08 |
| 10276218 | Semiconductor memory device | Yasuhiro HIRASHIMA, Mami Kakoi | 2019-04-30 |
| 10204900 | Semiconductor device | Toshiyuki Kouchi | 2019-02-12 |
| 10026485 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2018-07-17 |
| 9754676 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2017-09-05 |
| 9558840 | Semiconductor device | Shigeki Nagasaka, Toshiyuki Kouchi | 2017-01-31 |
| 9545601 | Method of recovering carbon dioxide and recovery apparatus | Shiko Nakamura, Yasuro Yamanaka, Kenji Takano | 2017-01-17 |
| 9375676 | Method of recovering carbon dioxide and recovery apparatus | Shiko Nakamura, Tomoya Muramoto, Yuichi Nishiyama | 2016-06-28 |
| 7940112 | Semiconductor device | Kiyohiro Furutani | 2011-05-10 |