Semiconductor memory device and manufacturing method thereof
US-12394482-B2 · Aug 19, 2025 · US
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Kume Ippei patents
Kume Ippei is listed as an inventor on 49 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kume Ippei |
| Total patents | 49 |
| First publication | Jan 22, 2015 |
| Latest publication | Aug 19, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Semiconductor device
US-2024304576-A1 · Sep 12, 2024 · US
Semiconductor device and method of manufacturing the same
US-11769747-B2 · Sep 26, 2023 · US
Semiconductor memory device and manufacturing method thereof
US-2023088551-A1 · Mar 23, 2023 · US
Semiconductor device and manufacturing method thereof
US-11587849-B2 · Feb 21, 2023 · US
Semiconductor device and method of manufacturing the same
US-2022189905-A1 · Jun 16, 2022 · US
Semiconductor device and manufacturing method thereof
US-2022084907-A1 · Mar 17, 2022 · US
Semiconductor device and method of manufacturing semiconductor device
US-11139208-B2 · Oct 5, 2021 · US
Semiconductor device and manufacturing method thereof
US-11043419-B2 · Jun 22, 2021 · US
Semiconductor device, substrate for semiconductor device and method of manufacturing the semiconductor device
US-10971400-B2 · Apr 6, 2021 · US
Recent patents
Latest publications not already listed above.
Semiconductor device and method for manufacturing the same
US-10943852-B2 · Mar 9, 2021 · US
Semiconductor device
US-10892232-B2 · Jan 12, 2021 · US
Method of manufacturing semiconductor device
US-10804152-B2 · Oct 13, 2020 · US
Semiconductor device and method of manufacturing semiconductor device
US-2020294856-A1 · Sep 17, 2020 · US
Semiconductor device
US-2020294934-A1 · Sep 17, 2020 · US
Semiconductor device, substrate for semiconductor device and method of manufacturing the semiconductor device
US-2020273749-A1 · Aug 27, 2020 · US
Method of manufacturing semiconductor device and semiconductor device
US-10741505-B2 · Aug 11, 2020 · US
Semiconductor device and manufacturing method thereof
US-2020075498-A1 · Mar 5, 2020 · US
Semiconductor device
US-10566311-B2 · Feb 18, 2020 · US
Semiconductor device and method for manufacturing the same
US-2019363037-A1 · Nov 28, 2019 · US
Method of manufacturing semiconductor device
US-2019348324-A1 · Nov 14, 2019 · US
Semiconductor device and manufacturing method thereof
US-10468334-B2 · Nov 5, 2019 · US
Method for producing semiconductor device and semiconductor device
US-10297531-B2 · May 21, 2019 · US
Method of manufacturing semiconductor device and semiconductor device
US-2019139908-A1 · May 9, 2019 · US
Semiconductor device and manufacturing method of semiconductor device
US-10269748-B2 · Apr 23, 2019 · US
Method of manufacturing semiconductor device and semiconductor device
US-10211165-B2 · Feb 19, 2019 · US
Method of manufacturing semiconductor device, and semiconductor device
US-10204862-B2 · Feb 12, 2019 · US
Method for producing semiconductor device and semiconductor device
US-10153227-B2 · Dec 11, 2018 · US
Method for producing semiconductor device and semiconductor device
US-2018286782-A1 · Oct 4, 2018 · US
Method for producing semiconductor device and semiconductor device
US-2018286783-A1 · Oct 4, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toshiba Memory Corp | 27 |
| Renesas Electronics Corp | 12 |
| Kioxia Corp | 7 |
| Toshiba Kk | 3 |
| Kume Ippei | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10W20/20 | 26 |
| H01L21/76898 | 25 |
| H01L23/481 | 25 |
| H10W20/023 | 24 |
| H10W20/0242 | 24 |