Optical sheet for backlight unit and backlight unit
US-2018364411-A1 · Dec 20, 2018 · US
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Keiwa Inc patents in 2018
Keiwa Inc was listed as an assignee on 7 patent publications in 2018.
| Metric | Value |
|---|---|
| Company | Keiwa Inc |
| Year | 2018 |
| Patents | 7 |
Patents
Representative publications for Keiwa Inc in 2018.
Liquid crystal display device and turning film for liquid crystal display device
US-2018275463-A1 · Sep 27, 2018 · US
Liquid crystal display device and turning film for liquid crystal display device
US-2018275334-A1 · Sep 27, 2018 · US
Glass plate substitute film, and display device
US-10072175-B2 · Sep 11, 2018 · US
Laminate sheet, liquid crystal display module, backlight unit, and production method of laminate sheet
US-2018207907-A1 · Jul 26, 2018 · US
Top CPC classifications
Most common classification codes for Keiwa Inc in 2018.
| CPC | Patents |
|---|---|
| G02B6/0051 | 4 |
| G02B6/0053 | 3 |
| G02F1/133528 | 3 |
| G02F1/13363 | 3 |
| B32B2457/202 | 2 |
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