- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04D - Non-positive-displacement pumps
- F04D 5/00 - Pumps with circumferential or transverse flow
Patent holdings for IPC class F04D 5/00
Total number of patents in this class: 281
10-year publication summary
|
36
|
19
|
23
|
23
|
13
|
22
|
20
|
20
|
18
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qwtip LLC | 54 |
30 |
| Aisan Kogyo Kabushiki Kaisha | 722 |
16 |
| Continental Automotive GmbH | 5573 |
15 |
| Denso Corporation | 23338 |
12 |
| Vitesco Technologies GmbH | 2372 |
9 |
| Mitsuba Corporation | 806 |
8 |
| LG Electronics Inc. | 69257 |
7 |
| Robert Bosch GmbH | 40953 |
7 |
| Delphi Technologies IP Limited | 1081 |
7 |
| Woodward, Inc. | 602 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Gardner Denver Deutschland GmbH | 58 |
5 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Coavis | 67 |
4 |
| Nidec Sankyo Corporation | 1117 |
4 |
| Pierburg GmbH | 435 |
4 |
| Pierburg Pump Technology GmbH | 305 |
4 |
| Sterling Industry Consult GmbH | 20 |
4 |
| Eaton Intelligent Power Limited | 6113 |
4 |
| Ford Global Technologies, LLC | 19702 |
3 |
| Other owners | 123 |