Air purifier and a method for controlling an air purifier
US-11318407-B2 · May 3, 2022 · US
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Wei Catherine patents
Wei Catherine is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wei Catherine |
| Total patents | 2 |
| First publication | Oct 11, 2018 |
| Latest publication | May 3, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
An air purifier and a method for controlling an air purifier
US-2018290095-A1 · Oct 11, 2018 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Koninklijke Philips Nv | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F24F11/30 | 2 |
| F24F2110/50 | 2 |
| B01D46/444 | 2 |
| B01D46/46 | 2 |
| B01D46/0038 | 2 |