Taichung
Taiwan
13
2020-05-28
The entities that hold a legal rights for patent applications filed by inventor Chen Yiching:
Yiching Chen from Taichung, TW has applied for patents for these inventions. The list has both pending applications and granted patents:
Light bulb with a symmetrical LED filament
#2 | 2020-03-26LED light bulb with spectral distribution of natural light
#3 | 2020-03-26LED light bulb with conductive sections and exposed wires
#4 | 2020-02-27Large angle illuminated LED filament light bulb
#5 | 2020-02-27Uniformly illuminated LED filament light bulb
#6 | 2020-02-27LED light bulb having filament with layered light conversion layer
#7 | 2020-02-20LED light bulb having filament with conductive section providing with rivet structure
#8 | 2020-02-20LED light bulb having filament with being partially coated by light conversion layer
#9 | 2020-01-30LED light bulb having filament with tube light conversion layer
#10 | 2020-01-30LED light bulb having filament with conductor partly overlapping with LED chip
#11 | 2020-01-30LED light bulb having filament with conductor pratly overlapping with LED chip
#12 | 2020-01-09LED light bulb having filament with lighting face of LED chip located in the lower surface of top layer
#13 | 2019-12-19LED filament and LED light bulb
6524988 ⎘