Glass-melting electrode with cooling device and cooling device for a glass-melting electrode
US-9686822-B2 · Jun 20, 2017 · US
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Perktold Helmut patents
Perktold Helmut is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Perktold Helmut |
| Total patents | 2 |
| First publication | Aug 27, 2015 |
| Latest publication | Jun 20, 2017 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Plansee Se | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H05B2203/025 | 2 |
| H05B7/12 | 2 |
| C03B5/167 | 2 |
| H05B3/03 | 2 |
| H05B3/0004 | 2 |