- All sections
- A - Human necessities
- A47L - Domestic washing or cleaning; suction cleaners in general
- A47L 11/40 - Parts or details of machines not provided for in groups , or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers or levers
Patent holdings for IPC class A47L 11/40
Total number of patents in this class: 4302
10-year publication summary
|
206
|
276
|
272
|
313
|
460
|
416
|
597
|
676
|
769
|
251
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
381 |
| BISSELL Inc. | 1064 |
233 |
| iRobot Corporation | 946 |
229 |
| Samsung Electronics Co., Ltd. | 131630 |
136 |
| Beijing Roborock Technology Co., Ltd. | 350 |
136 |
| Dreame Innovation Technology (Suzhou) Co., Ltd. | 273 |
117 |
| Alfred Kärcher SE & Co. KG | 547 |
96 |
| Techtronic Floor Care Technology Limited | 352 |
80 |
| Alfred Kärcher GmbH & Co. KG | 398 |
74 |
| Midea Robozone Technology Co., Ltd. | 140 |
71 |
| Vorwerk & Co. Interholding GmbH | 469 |
64 |
| Sharkninja Operating LLC | 1968 |
62 |
| Tennant Company | 246 |
52 |
| Ecovacs Robotics Co., Ltd. | 346 |
51 |
| Omachron Intellectual Property Inc. | 869 |
49 |
| Bissel Inc. | 358 |
45 |
| Midea Group Co., Ltd. | 4025 |
43 |
| Dyson Technology Limited | 3124 |
41 |
| Techtronic Cordless GP, Gainful Plan Trading Limited, an entity organized in the British Virgin Islands and TTI Finance Ltd., an entity organized in the British Virgin Islands | 1544 |
40 |
| Shenzhen silver star intelligent group co., ltd. | 72 |
39 |
| Other owners | 2263 |