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.
Patent No.:
Date of Patent:
Oct. 13, 2020
Filed:
Nov. 26, 2019
Jiaxing Super Lighting Electric Appliance Co., Ltd, Jiaxing, CN;
Tao Jiang, Jiaxing, CN;
Weihong Xu, Jiaxing, CN;
Yukihiro Saito, Jiaxing, CN;
Hayato Unagiike, Jiaxing, CN;
Aiming Xiong, Jiaxing, CN;
Junfeng Xu, Jiaxing, CN;
Yiching Chen, Taichung, TW;
JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD, Jiaxing, CN;
Abstract
An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, a spectral distribution of the light bulb is between wavelength range of about 400 nm to 800 nm, and three peak wavelengths P, P, Pare appeared in the wavelength ranges corresponding to light emitted by the light bulb, the wavelength of the peak Pis between 430 nm and 480 nm, the wavelength of the peak Pis between 580 nm and 620 nm, and the wavelength of the peak Pis between 680 nm and 750 nm, wherein a light intensity of the peak Pis less than that of the peak P, and the light intensity of the peak Pis less than that of the peak P