Standpipe recirculation systems for material removal machines
US-12403539-B2 · Sep 2, 2025 · US
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Schaffer Roland patents
Schaffer Roland is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Schaffer Roland |
| Total patents | 2 |
| First publication | Oct 5, 2023 |
| Latest publication | Sep 2, 2025 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Illinois Tool Works | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D17/0208 | 2 |
| B23Q11/1069 | 2 |
| B01D2221/14 | 2 |
| B01D21/2444 | 2 |
| B01D21/0003 | 2 |