Air Cleaner Patents (Class D23/364)
Filter (Class D23/365)
  • Air purifier
    Patent number: D937397
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: November 30, 2021
    Assignee: COWAY Co., Ltd.
    Inventors: Jong Ho Choi, Sul Ki Lee, Ga Hee Kim
  • Air purifier
    Patent number: D938565
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: December 14, 2021
    Inventors: Lin Yang, Hai Yang
  • Air purifier
    Patent number: D938566
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: December 14, 2021
    Inventors: Lin Yang, Hai Yang
  • Air purifier
    Patent number: D939071
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: December 21, 2021
    Assignee: MIRO CO., Ltd.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim
  • Air purifier
    Patent number: D940845
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: January 11, 2022
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventor: Ryouichi Nakagawa
  • Air purifier
    Patent number: D941980
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: January 25, 2022
    Assignee: VSON TECHNOLOGY CO., LTD
    Inventor: Yinhu Zhang
  • Purifier
    Patent number: D941981
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: January 25, 2022
    Assignee: Blueair AB
    Inventor: Bryce Joshua Booth-Dawson
  • Air purifier
    Patent number: D942604
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: February 1, 2022
    Inventors: Lin Yang, Hai Yang
  • Air purifier
    Patent number: D942605
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 1, 2022
    Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD.
    Inventor: Hua Yu
  • Air purifier
    Patent number: D943076
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 8, 2022
    Assignee: QIERLING (BEIJING) HEALTH TECHNOLOGY CO., LTD.
    Inventor: Hua Yu
  • Air purifier
    Patent number: D943724
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: February 15, 2022
    Inventor: Tyler Mark Nikitas
  • Ultraviolet air purifier
    Patent number: D943725
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: February 15, 2022
    Assignee: OLYMPIA LIGHTING, INC.
    Inventor: Ram Shalvi
  • Air purifier
    Patent number: D943726
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: February 15, 2022
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Ningning Li, Qian Zhang
  • Robot
    Patent number: D944304
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: February 22, 2022
    Assignee: SONY CORPORATION
    Inventor: Yuto Ishizu
  • Vehicle air purifier
    Patent number: D944379
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: February 22, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Man Li, Liliang Liu, Chao Ren
  • Air purifier
    Patent number: D944380
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: February 22, 2022
    Inventors: Siling Xu, Sha Li, Guangyu Chen, Jiachi Liu, Xiwei Qiao, Yi Xiao, Zhizhao Tang, Yiming Hu
  • Air purifier
    Patent number: D944958
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: March 1, 2022
    Assignee: Shenzhen Puremate Technology Co., Ltd.
    Inventor: Yiqing Yan
  • Air purifier
    Patent number: D944959
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: March 1, 2022
    Inventor: Zhi Wang
  • Air purifier
    Patent number: D945585
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: March 8, 2022
    Assignee: KAKAO CORP.
    Inventors: Jong Hyub Lee, Sato Oki
  • UV air purifier
    Patent number: D945586
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: March 8, 2022
    Assignee: OLYMPIA LIGHTING, INC.
    Inventor: Ram Shalvi
  • Air purifier
    Patent number: D945587
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: March 8, 2022
    Assignee: Shenzhen Puremate Technology Co., Ltd.
    Inventor: Yiqing Yan
  • Fan with air purification function
    Patent number: D946133
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: March 15, 2022
    Assignee: LG Electronics Inc.
    Inventors: Hosik Jang, Kibbum Park, Seungho Baek, Hyein Jung
  • Air purifier
    Patent number: D946732
    Type: Grant
    Filed: January 11, 2021
    Date of Patent: March 22, 2022
    Assignee: AUKEY TECHNOLOGY CO., LTD
    Inventors: Long Xu, Jialin Zeng
  • Ventilation case
    Patent number: D946735
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: March 22, 2022
    Inventors: Martin Jesus Moreno, Anthony Dominguez, Justin Hoffarth
  • Portable hood for ventilation
    Patent number: D946736
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 22, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunbyung Cha, Younju Oh, Heejeong Heo, Chinsoo Hyon
  • Portable hood for ventilation
    Patent number: D946737
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 22, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunbyung Cha, Younju Oh, Heejeong Heo, Chinsoo Hyon
  • Portable hood for ventilation
    Patent number: D946738
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 22, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunbyung Cha, Younju Oh, Heejeong Heo, Chinsoo Hyon
  • Portable hood for ventilation
    Patent number: D946739
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 22, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunbyung Cha, Younju Oh, Heejeong Heo, Chinsoo Hyon
  • Air treatment device
    Patent number: D947336
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: March 29, 2022
    Assignee: Blueair AB
    Inventors: Fredrik Victorin, Marie Ideström, Fredrick Nilsson, Christian Engene, Johan Axelsson
  • Fan with air purification function
    Patent number: D947337
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: March 29, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hosik Jang, Kibbum Park, Seungho Baek, Hyein Jung
  • Fan with air purification function
    Patent number: D947338
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: March 29, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hosik Jang, Seungho Baek, Hyein Jung, Kibbum Park
  • Air purifier
    Patent number: D947339
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: March 29, 2022
    Assignee: 720 (BEIJING) HEALTH TECHNOLOGY CO., LTD
    Inventor: Hua Yu
  • Fan with air purification function
    Patent number: D947340
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: March 29, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hosik Jang, Seungho Baek, Haein Jung, Kibbum Park
  • Air purifier
    Patent number: D947341
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: March 29, 2022
    Assignee: SHENZHEN VANTOP TECHNOLOGY & INNOVATION CO., LTD.
    Inventors: Yijia Xia, Mei Long, Jun Li
  • Air purifier
    Patent number: D947342
    Type: Grant
    Filed: January 9, 2021
    Date of Patent: March 29, 2022
    Inventor: Tongdi Xu
  • Air purifier
    Patent number: D947343
    Type: Grant
    Filed: February 23, 2021
    Date of Patent: March 29, 2022
    Assignee: SHENZHEN VANTOP TECHNOLOGY & INNOVATION CO., LTD.
    Inventors: Yijia Xia, Mei Long, Jun Li
  • Personal air filter
    Patent number: D947344
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: March 29, 2022
    Assignee: Guangzhou Newsuo Environment Protection Equipment Co., Ltd.
    Inventor: Yanting Jiang
  • Air purifier
    Patent number: D947345
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: March 29, 2022
    Inventor: Manfred Fitsch
  • Air purifier
    Patent number: D947346
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: March 29, 2022
    Inventor: Pablo Garcia Mujica
  • Desktop air purifier
    Patent number: D948014
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: April 5, 2022
    Inventor: Ao Shen
  • Air purifier
    Patent number: D948015
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: April 5, 2022
    Inventor: Ao Shen
  • Air cleaner
    Patent number: D948016
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: April 5, 2022
    Assignee: Winix Inc.
    Inventor: Chul Min Yoon
  • Air purifier
    Patent number: D948017
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: April 5, 2022
    Assignee: Healthlead Corporation Limited
    Inventors: Yaogang Chen, Zhixue Zou, Yanshan Wu
  • Air purifier
    Patent number: D948018
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 5, 2022
    Assignee: Shenzhen Airtok Technology Co., Ltd.
    Inventors: Xiangwu Li, Hong Chang, Yuewen Jia, Guangmin Jia
  • Air purifier
    Patent number: D948019
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: April 5, 2022
    Inventor: Jong Man Kim
  • Air purifier user interface
    Patent number: D948692
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: April 12, 2022
    Assignee: BlueAir AB
    Inventor: Trieu Vy Luu
  • Air purifier
    Patent number: D948693
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: April 12, 2022
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventors: Puxuan Li, Gaohong Xu, Bin Zhang, Qiaoyang Hu
  • Air purifier
    Patent number: D948694
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: April 12, 2022
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventors: Weiguang Wang, Puxuan Li, Gaohong Xu, Xiaoming Ding, Bin Zhang
  • Air purifier
    Patent number: D949311
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: April 19, 2022
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventor: Yiqing Yan
  • Air purifier with a wireless charger for smartphone
    Patent number: D949312
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: April 19, 2022
    Assignee: LG ELECTRONICS INC.
    Inventor: Jongkeon Jeon