According to GlobalData’s company profile on TCL Technology Group, H2 storage carbon nanotubes was a key innovation area identified from patents. TCL Technology Group's grant share as of January 2024 was 30%. Grant share is based on the ratio of number of grants to total number of patents.

Patent granted for organic light-emitting diode (oled) device

A recently granted patent (Publication Number: US11889739B2) discloses an innovative organic light-emitting diode (OLED) device design. The OLED device comprises a light-emitting layer, an insulating layer with a through hole corresponding to the light-emitting layer, an electron transport layer, and an electron injection layer. The insulating layer material includes a hole transporting material or an electron blocking material, contributing to the device's functionality. Additionally, the electron transport layer and electron injection layer are strategically positioned within the through hole, optimizing the device's performance.

Furthermore, the patent details a manufacturing method for the OLED device, involving steps such as forming the light-emitting layer, insulating layer, electron transport layer, and electron injection layer through inkjet printing and vacuum drying processes. The method ensures precise placement and attachment of the layers within the device, enhancing its overall efficiency. Notably, the manufacturing process incorporates innovative techniques like evaporation through a metal mask for the insulating layer, showcasing a blend of traditional and modern manufacturing approaches for OLED technology advancement.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.