- All sections
- A - Human necessities
- A47L - Domestic washing or cleaning; suction cleaners in general
- A47L 13/40 - Cleaning implements actuated by electrostatic attraction; Devices for cleaning same; Magnetic cleaning implements
Patent holdings for IPC class A47L 13/40
Total number of patents in this class: 46
10-year publication summary
8
|
7
|
1
|
3
|
3
|
3
|
2
|
3
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sharp Kabushiki Kaisha | 18957 |
6 |
The Procter & Gamble Company | 22178 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
Aktiebolaget Electrolux | 758 |
2 |
BISSELL Inc. | 1064 |
2 |
Carl Freudenberg KG | 1346 |
2 |
Dyson Technology Limited | 3124 |
2 |
Sharkninja Operating LLC | 1968 |
2 |
SRI International | 974 |
2 |
Hitachi High-Tech Corporation | 4424 |
2 |
Illinois Tool Works Inc. | 11152 |
1 |
Xerox Corporation | 7503 |
1 |
Kimberly-clark Worldwide, Inc. | 5854 |
1 |
S. C. Johnson & Son, Inc. | 2869 |
1 |
Industrial Technology Research Institute | 4898 |
1 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
1 |
Black & Decker, Inc. | 2402 |
1 |
1317442 Alberta Ltd. | 22 |
1 |
AB Electrolux | 186 |
1 |
Gentex Optics, Inc. | 12 |
1 |
Other owners | 12 |