Air purifier filter system, an air purifier and a method for controlling an air purifier
US-11890568-B2 · Feb 6, 2024 · US
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Holwerda Einte patents
Holwerda Einte is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Holwerda Einte |
| Total patents | 3 |
| First publication | Jan 23, 2020 |
| Latest publication | Feb 6, 2024 |
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 |
|---|---|
| Koninklijke Philips Nv | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F24F2110/50 | 3 |
| F24F11/39 | 3 |
| F24F11/30 | 3 |
| G01N33/0011 | 2 |
| G01W1/00 | 2 |