- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16N - Lubricating
- F16N 7/40 - Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems in a closed circulation system
Patent holdings for IPC class F16N 7/40
Total number of patents in this class: 121
10-year publication summary
|
7
|
14
|
5
|
9
|
21
|
20
|
7
|
8
|
10
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
8 |
| Veem Ltd. | 17 |
6 |
| Pratt & Whitney Canada Corp. | 4215 |
5 |
| Atlas Copco Airpower, naamloze vennootschap | 915 |
5 |
| Nidec Corporation | 2579 |
4 |
| Rolls-Royce PLC | 2944 |
3 |
| ABB Oy | 178 |
3 |
| Lincoln Industrial Corporation | 112 |
3 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
3 |
| Safran Aircraft Engines | 5739 |
3 |
| General Electric Company | 18133 |
2 |
| Honeywell International Inc. | 13799 |
2 |
| Deere & Company | 6845 |
2 |
| Lockheed Martin Corporation | 3406 |
2 |
| ZF Friedrichshafen AG | 6820 |
2 |
| Hamilton Sundstrand Corporation | 4525 |
2 |
| Kawasaki Heavy Industries, Limited | 1524 |
2 |
| Aktiebolaget SKF | 2700 |
2 |
| Graco Minnesota Inc. | 1124 |
2 |
| Rolls-Royce Corporation | 1686 |
2 |
| Other owners | 58 |