Chen Yiching

USPTO Trademark & Patent Filings

Trademark applications and grants for Chen Yiching. Chen Yiching has 1 trademark applications. The latest application filed is for "BETAMIN"

Company Profile

YICHING CHEN
yiching chen
Chen; Yiching - San Jose CA
CHEN; YICHING - Taichung City TW
Chen; Yiching - Taichung TW

Trademarks Patents

Patent Applications

Patent Application	Date
CIRCUIT STRUCTURE TO GENERATE BACK-GATE VOLTAGE BIAS FOR AMPLIFIER CIRCUIT, AND RELATED METHOD 20200220499 - 16/240923 Chen; Yiching ; et al.	2020-07-09
LIGHT BULB WITH A SYMMETRICAL LED FILAMENT 20200168774 - 16/695212 JIANG; TAO ; et al.	2020-05-28
LED LIGHT BULB WITH SPECTRAL DISTRIBUTION OF NATURAL LIGHT 20200098955 - 16/695223 JIANG; TAO ; et al.	2020-03-26
LED LIGHT BULB WITH CONDUCTIVE SECTIONS AND EXPOSED WIRES 20200098954 - 16/695217 JIANG; TAO ; et al.	2020-03-26
LARGE ANGLE ILLUMINATED LED FILAMENT LIGHT BULB 20200066949 - 16/666441 JIANG; TAO ; et al.	2020-02-27
LED light bulb having filament with tube light conversion layer 11,121,293 - 16/595,401 Jiang , et al. September 14, 2	2021-09-14
LED light bulb having filament with being partially coated by light conversion layer 11,121,292 - 16/576,802 Jiang , et al. September 14, 2	2021-09-14
LED light bulb having filament with conductor partly overlapping with LED chip 10,978,624 - 16/595,385 Jiang , et al. April 13, 2	2021-04-13
LED light bulb having filament with conductive section providing with rivet structure 10,944,028 - 16/576,810 Jiang , et al. March 9, 2	2021-03-09
LED light bulb having filament with layered light conversion layer 10,873,012 - 16/666,432 Jiang , et al. December 22, 2	2020-12-22

Patent Grants & Applications

Trademark Applications

Mark Image Registration \| Serial	Trademark Application Date
"BETAMIN" 4480798 86000053	BETAMIN 2013-07-01

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