Process and materials using z-filter media, and/or, closing flutes of filter media; and, products
US-9770686-B2 · Sep 26, 2017 · US
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Risch Daniel patents
Risch Daniel is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Risch Daniel |
| Total patents | 3 |
| First publication | Feb 24, 2015 |
| Latest publication | Sep 26, 2017 |
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 |
|---|---|
| Donaldson Co Inc | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D29/012 | 3 |
| B01D46/0001 | 3 |
| B01D29/07 | 3 |
| B01D25/001 | 3 |
| Y10T156/1002 | 3 |