- 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: 86
10-year publication summary
5
|
6
|
2
|
7
|
13
|
9
|
8
|
1
|
3
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
BYD Company Limited | 3700 |
6 |
Nidec Corporation | 2579 |
4 |
Shenzhen BYD Auto R&D Company Limited | 245 |
4 |
Hanon Systems EFP Canada Ltd. | 65 |
3 |
Rtx Corporation | 8674 |
3 |
Halliburton Energy Services, Inc. | 20165 |
2 |
Toyota Motor Corporation | 28582 |
2 |
Pratt & Whitney Canada Corp. | 4215 |
2 |
Hyundai Motor Company | 19021 |
2 |
Daikin Industries, Ltd. | 9495 |
2 |
Kia Motors Corporation | 7946 |
2 |
BorgWarner Inc. | 2604 |
2 |
Graco Minnesota Inc. | 1124 |
2 |
Nidec Tosok Corporation | 213 |
2 |
Pierburg Pump Technology GmbH | 305 |
2 |
Stackpole International Engineered Products, Ltd. | 46 |
2 |
Volkswagen AG | 6966 |
2 |
Downing Wellhead Equipment, LLC | 42 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
LG Electronics Inc. | 69257 |
1 |
Other owners | 38 |