- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 11/24 - Floor-sweeping machines, motor-driven
Patent holdings for IPC class A47L 11/24
Total number of patents in this class: 1437
10-year publication summary
|
52
|
68
|
71
|
131
|
157
|
177
|
246
|
237
|
171
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Beijing Roborock Technology Co., Ltd. | 547 |
128 |
| Dreame Innovation Technology (Suzhou) Co., Ltd. | 289 |
83 |
| iRobot Corporation | 960 |
74 |
| Midea Robozone Technology Co., Ltd. | 182 |
60 |
| LG Electronics Inc. | 71074 |
51 |
| Ecovacs Robotics Co., Ltd. | 365 |
40 |
| Midea Group Co., Ltd. | 4310 |
39 |
| Beijing Roborock Innovation Technology Co., Ltd. | 110 |
38 |
| Sharkninja Operating LLC | 2251 |
32 |
| Jiangsu Midea Cleaning Appliances Co., Ltd. | 244 |
28 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 10890 |
23 |
| Samsung Electronics Co., Ltd. | 139302 |
21 |
| Alfred Kärcher SE & Co. KG | 605 |
20 |
| Positec Power Tools (Suzhou) Co., Ltd. | 693 |
19 |
| Shenzhen Water World Co., Ltd. | 328 |
19 |
| Wuhan Diisea Intlligence Tech Co., Ltd | 36 |
19 |
| Shenzhen Silver Star Intelligent Technology Co., Ltd. | 46 |
17 |
| Tennant Company | 256 |
17 |
| Positec Power Tools (Suzhou) Co., Ltd. (non-small entity) | 208 |
17 |
| Guangdong Midea White Home Appliance Technology Innovation Center Co. Ltd. | 314 |
16 |
| Other owners | 676 |