Inventor

SONG CHANGWEI

CN3 patents

⚠️ This page may combine multiple inventors who share the name “SONG CHANGWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XIAMEN SANAN OPTOELECTRONICS CO LTD

2 patents

US11189751B2Nov 30, 2021

Multi-quantum well structure and LED device including the same

XIAMEN SANAN OPTOELECTRONICS CO LTD5 citations69

US12328973B2Jun 10, 2025

Multi-quantum well structure and LED device including the same

XIAMEN SANAN OPTOELECTRONICS CO LTD0 citations48

XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD

1 patent

US9929308B2Mar 27, 2018

Nitride light emitting diode and fabrication method thereof

XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD0 citations47