GENEVA, July 29 -- SIGNIFY HOLDING B.V. (High Tech Campus 485656 AE Eindhoven) filed a patent application (PCT/EP2025/050502) for "A LED FILAMENT LIGHTING DEVICE" on Jan 10, 2025. With publication no. WO/2025/153399, the details related to the patent application was published on Jul 24, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): YU, Jiang, Hong (c/o High Tech Campus 75656 AE Eindhoven)
Abstract:
A light-emitting diode, LED, filament lighting device (1) is disclosed. The LED filament lighting device (1) comprises an elongated carrier substrate (2) comprising at least one ceramic mater...