The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 26, 2019

Filed:

Jun. 24, 2016
Applicants:

Kaistar Lighting (Xiamen) Co., Ltd, Xiamen, CN;

Interlight Optotech Corporation, Taoyuan, TW;

Inventors:

Chien-Li Yang, Xiamen, CN;

Yu-Chun Chung, Xiamen, CN;

Yu Min Li, Xiamen, CN;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F21K 9/00 (2016.01); F21K 9/232 (2016.01);
U.S. Cl.
CPC ...
F21K 9/232 (2016.08);
Abstract

The present disclosure relates to a LED filament and a LED bulb with the LED filament. The LED filament includes a carrier, LED chips disposed on the carrier, the carrier includes a first lateral section and a second lateral section opposite to the first lateral section, the LED chips are formed on the first lateral section, hardness of the first lateral section is less than that of the second lateral section. The disclosure further provides a LED bulb with the LED filament above. The LED filament above has benefits of improving structural strength and decreasing costs.


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