Switchable privacy display
US-12523899-B2 · Jan 13, 2026 · US
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Ramsey Robert patents
Ramsey Robert is listed as an inventor on 23 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ramsey Robert |
| Total patents | 23 |
| First publication | May 18, 2017 |
| Latest publication | Jan 13, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Computer-implemented multiscale multimodal transformer for multimodal action recognition
US-12518743-B1 · Jan 6, 2026 · US
Switchable privacy display
US-12253748-B2 · Mar 18, 2025 · US
Reflective optical stack for privacy display
US-2025004310-A1 · Jan 2, 2025 · US
Switchable privacy display
US-2024369869-A1 · Nov 7, 2024 · US
Switchable privacy display
US-2024361626-A1 · Oct 31, 2024 · US
Marks for Angular Optical Filters
US-2024329471-A1 · Oct 3, 2024 · US
Stabilization for privacy display
US-11809052-B2 · Nov 7, 2023 · US
Privacy display apparatus
US-11431960-B2 · Aug 30, 2022 · US
Privacy display apparatus
US-2022103803-A1 · Mar 31, 2022 · US
Recent patents
Latest publications not already listed above.
Stabilization for privacy display
US-2021405403-A1 · Dec 30, 2021 · US
Privacy display apparatus
US-11115647-B2 · Sep 7, 2021 · US
Stabilization for privacy display
US-11079645-B2 · Aug 3, 2021 · US
Surface features for imaging directional backlights
US-11067738-B2 · Jul 20, 2021 · US
Surface features for imaging directional backlights
US-2021041619-A1 · Feb 11, 2021 · US
Backlight having a waveguide with a plurality of extraction facets, array of light sources, a rear reflector having reflective facets and a transmissive sheet disposed between the waveguide and reflector
US-10712490-B2 · Jul 14, 2020 · US
Stabilization for privacy display
US-2020004058-A1 · Jan 2, 2020 · US
Surface features for imaging directional backlights
US-2019377129-A1 · Dec 12, 2019 · US
Segmented imaging directional backlights
US-10408992-B2 · Sep 10, 2019 · US
Waveguide comprising surface relief feature and directional backlight, directional display device, and directional display apparatus comprising said waveguide
US-10359561-B2 · Jul 23, 2019 · US
Privacy display apparatus
US-2019215509-A1 · Jul 11, 2019 · US
Segmented imaging directional backlights
US-2018284341-A1 · Oct 4, 2018 · US
Surface features for imaging directional backlights
US-2017139114-A1 · May 18, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Reald Spark Llc | 22 |
| Amazon Tech Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02F1/1323 | 20 |
| G02F1/133536 | 14 |
| G02F1/133528 | 13 |
| G02F1/133638 | 13 |
| G02B6/0068 | 12 |