Patent holdings for IPC class A47L 9/28

Total number of patents in this class: 3694

10-year publication summary

139
179
239
387
414
436
483
491
431
427
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
68759
829
Samsung Electronics Co., Ltd.
127539
325
iRobot Corporation
964
193
Omachron Intellectual Property Inc.
835
181
Dyson Technology Limited
2957
103
Sharp Kabushiki Kaisha
18912
88
Toshiba Lifestyle Products & Services Corporation
286
86
Vorwerk & Co. Interholding GmbH
477
83
Panasonic Intellectual Property Management Co., Ltd.
28211
70
Sharkninja Operating LLC
1860
70
Techtronic Floor Care Technology Limited
357
68
Aktiebolaget Electrolux
769
62
Makita Corporation
2282
59
BISSELL Inc.
1049
58
Jiangsu Midea Cleaning Appliances Co., Ltd.
228
45
Emerson Electric Co.
652
34
Mitsubishi Electric Corporation
43174
30
Black & Decker, Inc.
2428
28
Alfred Kärcher SE & Co. KG
530
24
Alfred Kärcher GmbH & Co. KG
403
23
Other owners 1235