- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 1/00 - Cleaning windows
Patent holdings for IPC class A47L 1/00
Total number of patents in this class: 61
10-year publication summary
|
10
|
8
|
5
|
3
|
6
|
4
|
4
|
4
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boson Robotics Ltd. | 13 |
6 |
| Saudi Arabian Oil Company | 14349 |
5 |
| Spin Master, Inc. | 524 |
5 |
| PGI Northstar LLC | 397 |
4 |
| Robert Bosch GmbH | 44291 |
2 |
| Nelson and Nelson Enterprises, LLC | 11 |
2 |
| Schlumberger Technology Corporation | 11924 |
1 |
| Schlumberger Canada Limited | 7621 |
1 |
| Schlumberger Technology B.v. | 5299 |
1 |
| Ford Global Technologies, LLC | 21600 |
1 |
| Empire Technology Development LLC | 1611 |
1 |
| Alberee Products, Inc. | 27 |
1 |
| Aramco Services Company | 4192 |
1 |
| Glenn M. Ihde, II | 1 |
1 |
| Hunter Douglas Inc. | 894 |
1 |
| Ionic Systems Limited | 8 |
1 |
| Jamak Fabrication-tex, LLC | 23 |
1 |
| KB Wiper Systems Co., Ltd. | 23 |
1 |
| Korea Institute of Robot & Convergence | 52 |
1 |
| LG Hausys, Ltd. | 806 |
1 |
| Other owners | 23 |