- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16N - Lubricating
- F16N 13/04 - Adjustable reciprocating pumps
Patent holdings for IPC class F16N 13/04
Total number of patents in this class: 25
10-year publication summary
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3
|
1
|
4
|
4
|
4
|
1
|
1
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hans Jensen Lubricators A/S | 41 |
5 |
| Compressor Products International LLC | 25 |
2 |
| Qingdao University of Technology | 624 |
2 |
| Hansung Precision Co., Ltd | 2 |
2 |
| SPM Oil & Gas Inc. | 337 |
2 |
| Aisin Seiki Kabushiki Kaisha | 2207 |
1 |
| NTN Corporation | 4969 |
1 |
| Makita Corporation | 2479 |
1 |
| Aktiebolaget SKF | 3017 |
1 |
| Caterpillar Commercial S.a.r.l. | 5 |
1 |
| FD Johnson Company | 1 |
1 |
| Graco Minnesota Inc. | 1225 |
1 |
| IFM Electronic GmbH | 216 |
1 |
| KLT Co., Ltd. | 22 |
1 |
| Safran Transmission Systems | 321 |
1 |
| SKF Lubrication Systems Germany GmbH | 54 |
1 |
| Wärtsilä Schweiz AG | 2 |
1 |
| Other owners | 0 |