Optical element and a method of visually authenticating an object
US-12001011-B2 · Jun 4, 2024 · US
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Testuz Romain patents
Testuz Romain is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Testuz Romain |
| Total patents | 6 |
| First publication | Jul 23, 2020 |
| Latest publication | Jun 4, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
An optical element and a method of visually authenticating an object
US-2023288697-A1 · Sep 14, 2023 · US
Thin optical security element and method of designing it
US-11298966-B2 · Apr 12, 2022 · US
Optical security element
US-11292283-B2 · Apr 5, 2022 · US
Thin optical security element and method of designing it
US-2020269627-A1 · Aug 27, 2020 · US
Optical security element
US-2020230995-A1 · Jul 23, 2020 · 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 |
|---|---|
| Sicpa Holding Sa | 5 |
| Sicpa Holding Sa | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B42D25/324 | 6 |
| B42D25/351 | 4 |
| B42D25/435 | 4 |
| G02B5/1866 | 4 |
| G02B5/1861 | 4 |