Memory device
US-2025210595-A1 · Jun 26, 2025 · US
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Iijima Jun patents
Iijima Jun is listed as an inventor on 52 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Iijima Jun |
| Total patents | 52 |
| First publication | Mar 12, 2015 |
| Latest publication | Jun 26, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Memory device
US-12272676-B2 · Apr 8, 2025 · US
Semiconductor memory
US-2024397722-A1 · Nov 28, 2024 · US
Semiconductor memory
US-12089409-B2 · Sep 10, 2024 · US
Semiconductor device and method of manufacturing the same
US-12068301-B2 · Aug 20, 2024 · US
Memory device
US-2024038731-A1 · Feb 1, 2024 · US
Memory device
US-11817428-B2 · Nov 14, 2023 · US
Semiconductor memory
US-2023345726-A1 · Oct 26, 2023 · US
Semiconductor device and method of manufacturing the same
US-11769747-B2 · Sep 26, 2023 · US
Semiconductor memory
US-11729973-B2 · Aug 15, 2023 · US
Recent patents
Latest publications not already listed above.
Semiconductor device and method of manufacturing the same
US-2023246015-A1 · Aug 3, 2023 · US
Semiconductor device and method of manufacturing the same
US-11652094-B2 · May 16, 2023 · US
Semiconductor wafer and method of manufacturing the same
US-11532589-B2 · Dec 20, 2022 · US
Semiconductor device and method of manufacturing the same
US-2022199603-A1 · Jun 23, 2022 · US
Semiconductor device and method of manufacturing the same
US-2022189905-A1 · Jun 16, 2022 · US
Semiconductor device including a plug connected to a bit line and containing tungsten
US-11355512-B2 · Jun 7, 2022 · US
Memory device
US-2022157784-A1 · May 19, 2022 · US
Semiconductor device and method of manufacturing the same
US-11302684-B2 · Apr 12, 2022 · US
Memory device
US-11270980-B2 · Mar 8, 2022 · US
Semiconductor wafer and method of manufacturing the same
US-2021296277-A1 · Sep 23, 2021 · US
Semiconductor device and method of manufacturing the same
US-11063062-B2 · Jul 13, 2021 · US
Semiconductor memory
US-2021151465-A1 · May 20, 2021 · US
Semiconductor device and manufacturing method thereof
US-2021082944-A1 · Mar 18, 2021 · US
Semiconductor memory
US-10950630-B2 · Mar 16, 2021 · US
Staggered semiconductor memory device
US-10868029-B2 · Dec 15, 2020 · US
Memory device
US-2020350291-A1 · Nov 5, 2020 · US
Semiconductor memory
US-2020343263-A1 · Oct 29, 2020 · US
Semiconductor device and method of manufacturing the same
US-2020295037-A1 · Sep 17, 2020 · US
Semiconductor memory
US-10748928-B2 · Aug 18, 2020 · US
Memory device
US-10741527-B2 · Aug 11, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toshiba Memory Corp | 23 |
| Kioxia Corp | 21 |
| Toshiba Kk | 4 |
| Casio Computer Co Ltd | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10W90/297 | 38 |
| H10W90/792 | 38 |
| H10W90/00 | 38 |
| H10B43/40 | 38 |
| H10B43/27 | 32 |