Safety valve device
US-2025389287-A1 · Dec 25, 2025 · US
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Spreitzenbarth Rainer patents
Spreitzenbarth Rainer is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Spreitzenbarth Rainer |
| Total patents | 3 |
| First publication | May 13, 2021 |
| Latest publication | Dec 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Process control device
US-11225982-B2 · Jan 18, 2022 · US
Process control device
US-2021140450-A1 · May 13, 2021 · 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 |
|---|---|
| Festo Se & Co Kg | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F15B2013/006 | 2 |
| F16K31/004 | 2 |
| F16K31/06 | 2 |
| F16K31/1223 | 2 |
| F15B15/202 | 2 |