Patents
US 11880057 B2: Display device and backlight unit therefor
- Granted
- 2024-01-23
- Filed
- 2020-06-10 application 17619672
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A display device is disclosed. The display device includes a display panel assembly and a backlight unit positioned behind the display panel assembly, the backlight unit including a light guide plate and a backplane assembly. The backplane assembly comprises a printed circuit board and a plurality of light sources distributed thereon. The backplane assembly may further include a reflector and a support frame. The backplane assembly also includes a plurality of standoffs sized to provide a small, predetermined gap between the light sources and the light guide plate. An adhesive disposed in the gap couples the light sources to a surface of the light guide plate.
Source: PVGPATDIS, file of 2026-04-10 (ipg240123.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| CORNING INCORPORATED 4,960 patents | US company or organization | Corning, NY | CORNING INCORPORATED Federal lobbying client EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Guanglei Du | Pittsford, NY | 37 | PVGPATDIS, file of 2026-04-10 | |
| Dmitri Vladislavovich Kuksenkov | Elmira, NY | 32 | PVGPATDIS, file of 2026-04-10 | |
| Christopher Michael Lynn | Liberty, PA | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G02B | Optical elements, systems or apparatus | G02B6/0031 | PVGPATDIS, file of 2026-04-10 |
| G02F | Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters | G02F1/133608 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2021-12-16 | Assignment Assignment of assignor's interest | KUKSENKOV, DMITRI VLADISLAVOVICH signed 2021-11-03 DU, GUANGLEI signed 2021-11-09 LYNN, CHRISTOPHER MICHAEL signed 2021-12-09 | CORNING INCORPORATED CORNING, NY | 58405/350 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.