Control circuit, control method and displaying device
US-12307986-B2 · May 20, 2025 · US
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Yu Dewei patents
Yu Dewei is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yu Dewei |
| Total patents | 5 |
| First publication | Jul 21, 2016 |
| Latest publication | May 20, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Control circuit, control method and displaying device
US-2024221689-A1 · Jul 4, 2024 · US
Catalyst for fixed bed aniline rectification residue recycling and preparation method
US-9926259-B1 · Mar 27, 2018 · US
Catalyst for fixed bed aniline rectification residue recycling and preparation method
US-2018065916-A1 · Mar 8, 2018 · US
Catalyst used for resource utilization of a fixed bed aniline distillation residue and method for preparing said catalyst
US-2016207876-A1 · Jul 21, 2016 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Wanhua Chemical Group Co Ltd | 3 |
| Hkc Corp Ltd | 2 |
| Wanhua Chemical Ningbo Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01J23/83 | 3 |
| C07C209/72 | 3 |
| C07C2601/14 | 3 |
| B01J23/8871 | 3 |
| B01J37/031 | 3 |