- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 11/284 - Floor-scrubbing machines, motor-driven having reciprocating tools
Patent holdings for IPC class A47L 11/284
Total number of patents in this class: 67
10-year publication summary
|
6
|
1
|
1
|
3
|
4
|
6
|
21
|
7
|
10
|
8
|
| 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. | 694 |
24 |
| iRobot Corporation | 964 |
7 |
| Sharkninja Operating LLC | 2368 |
4 |
| Qfeeltech (Beijing) CO., Ltd. | 78 |
3 |
| Beijing Roborock Innovation Technology Co., Ltd. | 133 |
3 |
| Guangdong Baiyun Cleaning Technology Co., Ltd. | 6 |
2 |
| Midea Robozone Technology Co., Ltd. | 189 |
2 |
| The Procter & Gamble Company | 22028 |
1 |
| Samsung Electronics Co., Ltd. | 145630 |
1 |
| LG Electronics Inc. | 72890 |
1 |
| Alfred Kärcher GmbH & Co. KG | 374 |
1 |
| Diversey, Inc. | 926 |
1 |
| Hobot Technology Inc. | 28 |
1 |
| Positec Power Tools (Suzhou) Co., Ltd. | 717 |
1 |
| SEB S.A. | 1652 |
1 |
| Urilift Beheer B.V. | 9 |
1 |
| Pogo International Limited | 1 |
1 |
| Shanxi Jiashida Robot Technology Co., Ltd. | 13 |
1 |
| Shenzhen Reecoo Electronic Co., Ltd | 4 |
1 |
| Alfred Kärcher SE & Co. KG | 647 |
1 |
| Other owners | 9 |