- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16N - Lubricating
- F16N 13/20 - Rotary pumps
Patent holdings for IPC class F16N 13/20
Total number of patents in this class: 88
10-year publication summary
|
6
|
2
|
7
|
13
|
9
|
8
|
1
|
3
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BYD Company Limited | 4289 |
6 |
| Nidec Corporation | 2599 |
4 |
| Shenzhen BYD Auto R&D Company Limited | 245 |
4 |
| Hanon Systems EFP Canada Ltd. | 65 |
3 |
| Rtx Corporation | 9077 |
3 |
| Halliburton Energy Services, Inc. | 20411 |
2 |
| Toyota Motor Corporation | 30345 |
2 |
| Pratt & Whitney Canada Corp. | 4434 |
2 |
| Hyundai Motor Company | 20403 |
2 |
| Daikin Industries, Ltd. | 9810 |
2 |
| Kia Motors Corporation | 7779 |
2 |
| BorgWarner Inc. | 2588 |
2 |
| Graco Minnesota Inc. | 1162 |
2 |
| Nidec Tosok Corporation | 206 |
2 |
| Pierburg Pump Technology GmbH | 313 |
2 |
| Stackpole International Engineered Products, Ltd. | 48 |
2 |
| Volkswagen AG | 7271 |
2 |
| Downing Wellhead Equipment, LLC | 46 |
2 |
| Honda Motor Co., Ltd. | 24865 |
1 |
| LG Electronics Inc. | 70898 |
1 |
| Other owners | 40 |