Optically variable security element
US-9697456-B2 · Jul 4, 2017 · US
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Gregarek Andre patents
Gregarek Andre is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Gregarek Andre |
| Total patents | 3 |
| First publication | Apr 21, 2016 |
| Latest publication | Jul 4, 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 |
|---|---|
| Giesecke & Devrient Gmbh | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B42D2035/36 | 3 |
| B42D25/346 | 3 |
| B42D2033/22 | 3 |
| B42D25/324 | 2 |
| B42D25/43 | 2 |