- All sections
- A - Human necessities
- A47L - Domestic washing or cleaning; suction cleaners in general
- A47L 5/22 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
Patent holdings for IPC class A47L 5/22
Total number of patents in this class: 662
10-year publication summary
|
44
|
40
|
74
|
96
|
91
|
100
|
65
|
72
|
57
|
8
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omachron Intellectual Property Inc. | 790 |
201 |
| LG Electronics Inc. | 67565 |
63 |
| Dyson Technology Limited | 2840 |
40 |
| Samsung Electronics Co., Ltd. | 123340 |
36 |
| BISSELL Inc. | 1040 |
28 |
| Jiangsu Midea Cleaning Appliances Co., Ltd. | 220 |
19 |
| Sharkninja Operating LLC | 1727 |
17 |
| Aktiebolaget Electrolux | 769 |
13 |
| Bissel Inc. | 402 |
11 |
| Techtronic Floor Care Technology Limited | 344 |
10 |
| Techtronic Industries Co. Ltd. | 104 |
10 |
| Mitsubishi Electric Corporation | 41690 |
9 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 6196 |
8 |
| Conrad in Trust, Wayne | 97 |
8 |
| Black & Decker, Inc. | 2482 |
7 |
| Emerson Electric Co. | 1062 |
6 |
| TTI (Macao Commercial Offshore) Limited | 249 |
6 |
| Beijing Rockrobo Technology Co., Ltd. | 28 |
5 |
| Eurofilters Holding N.V. | 90 |
5 |
| Nidec Corporation | 2534 |
5 |
| Other owners | 155 |