Inventor

YANG CHIEN-LI

CN4 patents

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

KAISTAR LIGHTING XIAMEN CO LTD

2 patents

US10215342B2Feb 26, 2019

LED filament and LED bulb with LED filament

KAISTAR LIGHTING XIAMEN CO LTD4 citations66

US10989363B2Apr 27, 2021

LED filament and LED bulb with LED filament

KAISTAR LIGHTING XIAMEN CO LTD0 citations56

KAISTAR LIGHTING (XIAMEN) CO LTD

1 patent

US9653668B2May 16, 2017

LED filament and filament-type LED bulb

KAISTAR LIGHTING (XIAMEN) CO LTD3 citations67

WINSHENG MATERIAL TECH CO LTD

1 patent

US12595586B2Apr 7, 2026

Quality control method for growing silicon carbide crystal

WINSHENG MATERIAL TECH CO LTD0 citations41