国家/地区 韩国（4） 中国（3） 印度（2） 美国（2） 世界知识产权组织（2）
IPC部 B（9）
IPC大类 B01（9） F24（9） A61（4）
B03（2）
IPC小类 B01D（9）
IPC F24F003/16（9）
发明人
公开年 2021（5） 2019（2）
申请年 2019（5）  2020（2） 
专利权人

Air purifying, sterilizing and virus inactivating device useful e.g. in functional composite material has e.g. blower device, deep UV light source, and photocatalysis light source electrically connected to power source connection device.

LIN K, XU Z

Multifunctional air purifier of air conditioning system, has primary purification unit in which space is divided into purification unit, washing unit and sterilization unit by blocking plates, where filter unit is provided in each units.

JAE H

Fine dust adsorption air purifier using highly conductive powder graphene, has exclusive filter for evenly spreading powder graphene on normal filter, and main body equipped with dedicated filter to allow electricity.

SOO K M

Laser-induced graphene type air filter for air purification apparatus, has polymer film formed by irradiating laser in scanning process, and porous carbon nanostructure layer provided on base layer in state carbonized by laser irradiation.

IN J, KIM K Y

Air-purification system for ultraviolet light-based air purifier, comprises one high efficiency particulate air filtration unit (HEPA) where HEPA filter bed extracts air from external atmosphere and performs a HEPA filtration.

SINGHAL A V, SHARMA A K, HAJELA K, SYED S A I, KUMAR N, SHARMA D, JAI S

Graphene composite semiconductor energy-saving quick-heating multifunctional machine, has over-temperature protection switch installed at bottom part of clapboard, and shell whose rear surface is provided with air inlet channel.

CUI W, LIU J, CUI K, YAN K

Graphene air filtering device, has symmetrical guide plate connected at central guide plate, protective shell whose inner cavity is connected with primary filter layer, where outer wall of protection shell is provided with passageway.

SHEN Z, YU L, DOU F, DING Y, TANG T

Photocatalyst composition useful in air filtration structure comprises titanium dioxide, graphene and photoconductive materials.

YAN J, KAN W, YAN C, GAN W

Graphite filter tipped cigarette comprises a filter with fibers segment and tobacco where a graphene adsorption section has wrapping paper composition and is coated with graphene, which is chemically bonded to filter fibers.

WANG G, TANG Y, ZHANG J, ZHANG A, LIU D