Patents/Assignees

KEIWA INCORPORATED

12 patents in portfolio

US12535706utility2026
Optical Sheet Laminate, Backlight Unit, Liquid Crystal Display Device, Information Equipment, and Production Method for Backlight Unit
0 cites
US12393078utility2025
Light Diffusion Sheet, Light Diffusion Sheet Laminate, Backlight Unit, and Liquid Crystal Display Device
0 cites
US12371378utility2025
Structure Protection Sheet, Concrete Block, and Method for Manufacturing Reinforced Structure
0 cites
US12345980utility2025
Optical Sheet Laminate, Backlight Unit, Liquid Crystal Display Device, Information Equipment, and Production Method for Backlight Unit
0 cites
US12313935utility2025
Light Diffusion Sheet, Back-light Unit, Liquid Crystal Display Device, Information Apparatus, and Method for Manufacturing Back-light Unit
0 cites
US12292648utility2025
Optical Sheet, Backlight Unit, Liquid Crystal Display Device, and Information Device
0 cites
US12197073utility2025
Optical Sheet Laminate, Backlight Unit, Liquid Crystal Display Device, Information Equipment, and Production Method for Backlight Unit
0 cites
US12174489utility2024
Optical Sheet Laminate, Backlight Unit, Liquid Crystal Display Device, Information Equipment, and Production Method for Backlight Unit
0 cites
US12105378utility2024
Light Diffusion Sheet, Backlight Unit, Liquid Crystal Display Device, Information Apparatus, and Method for Manufacturing Light Diffusion Sheet
0 cites
US12105376utility2024
Optical Sheet, Backlight Unit, Liquid Crystal Display Apparatus, and Information Device
0 cites
US12085807utility2024
Optical Sheet Laminate, Backlight Unit, Liquid Crystal Display Device, Information Equipment, and Production Method for Backlight Unit
0 cites
US11886075utility2024
Optical Sheet, Backlight Unit, Liquid Crystal Display Device, and Information Device
0 cites