Semiconductor mask reshaping using a sacrificial layer
US-12165878-B2 · Dec 10, 2024 · US
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Qin Ce patents
Qin Ce is listed as an inventor on 9 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Qin Ce |
| Total patents | 9 |
| First publication | Jul 4, 2017 |
| Latest publication | Dec 10, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Silicon oxide silicon nitride stack stair step etch
US-11646207-B2 · May 9, 2023 · US
Semiconductor mask reshaping using a sacrificial layer
US-2022076962-A1 · Mar 10, 2022 · US
Silicon oxide silicon nitride stack stair step etch
US-2021407811-A1 · Dec 30, 2021 · US
Amorphous carbon layer opening process
US-11037784-B2 · Jun 15, 2021 · US
Amorphous carbon layer opening process
US-2021035796-A1 · Feb 4, 2021 · US
Hybrid stair-step etch
US-9741563-B2 · Aug 22, 2017 · US
Hybrid stair-step etch
US-2017213723-A1 · Jul 27, 2017 · US
Method for forming stair-step structures
US-RE46464-E · Jul 4, 2017 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Lam Res Corp | 9 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10P50/242 | 9 |
| H10P50/73 | 9 |
| H10P50/283 | 7 |
| H10P14/6336 | 7 |
| H01L21/31144 | 7 |