Inventor
TIAN ZIFENG
CN6 patents
⚠️ This page may combine multiple inventors who share the name “TIAN ZIFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPOTRONICS CORP LTD
3 patentsUS10401014B2Sep 3, 2019
Sealed wavelength conversion device and cooling system
APPOTRONICS CORP LTD2 citations72
US9897303B2Feb 20, 2018
Wavelength conversion device, light source system and projection system
APPOTRONICS CORP LTD2 citations67
US10386548B2Aug 20, 2019
Diffuse reflection material, diffuse reflection layer, wavelength conversion device and light source system
APPOTRONICS CORP LTD1 citations61
APPOTRONICS CHINA CORP
2 patentsUS11022276B2Jun 1, 2021
Wavelength conversion device, manufacturing method thereof, and related illumination device
APPOTRONICS CHINA CORP0 citations50
US11053161B2Jul 6, 2021
Glass fluorescent powder slice with multi-layer structure and preparation method therefor, and light-emitting device
APPOTRONICS CHINA CORP0 citations48