- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04D - Non-positive-displacement pumps
- F04D 29/063 - Lubrication specially adapted for elastic fluid pumps
Patent holdings for IPC class F04D 29/063
Total number of patents in this class: 299
10-year publication summary
|
37
|
42
|
33
|
42
|
30
|
22
|
30
|
20
|
18
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Edwards Limited | 764 |
26 |
| IHI Corporation | 3268 |
13 |
| Carrier Corporation | 4759 |
12 |
| BorgWarner Inc. | 2604 |
12 |
| Safran Aircraft Engines | 5739 |
12 |
| Daikin Industries, Ltd. | 9495 |
11 |
| Trane International Inc. | 1123 |
11 |
| Rtx Corporation | 8674 |
10 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 699 |
9 |
| General Electric Company | 18133 |
7 |
| Toyota Industries Corporation | 1010 |
6 |
| JPMorgan Chase Bank, National Association | 10964 |
6 |
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
6 |
| Nidec Corporation | 2579 |
6 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
6 |
| Copeland LP | 656 |
5 |
| Safran Aero Boosters | 68 |
4 |
| Ingersoll-Rand Industrial U.S., Inc. | 498 |
4 |
| Upwing Energy, Inc. | 49 |
4 |
| Pratt & Whitney Canada Corp. | 4215 |
3 |
| Other owners | 126 |