Method for separating indium oxide and tin oxide from indium tin oxide waste target by vacuum method
US-2026062767-A1 · Mar 5, 2026 · US
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Yu Qingchun patents
Yu Qingchun is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yu Qingchun |
| Total patents | 4 |
| First publication | Jul 2, 2020 |
| Latest publication | Mar 5, 2026 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Kunming Science & Technology | 4 |
| Kunming Dingbang Tech Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02P10/20 | 4 |
| C22B7/001 | 3 |
| C22B11/021 | 2 |
| C22B13/06 | 2 |
| C22B30/04 | 2 |