- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16N - Lubricating
- F16N 21/04 - Nozzles for connection of lubricating equipment to nipples
Patent holdings for IPC class F16N 21/04
Total number of patents in this class: 43
10-year publication summary
|
4
|
10
|
9
|
5
|
5
|
2
|
2
|
3
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10199 |
5 |
| RPM Industries, LLC | 82 |
4 |
| Macnaught Pty. Limited | 51 |
3 |
| Grizit B.V. | 3 |
3 |
| Graco Minnesota Inc. | 1288 |
2 |
| Taiyo, Ltd. | 5 |
2 |
| Nevaleak Holdings Limited | 2 |
2 |
| SPM Oil & Gas Inc. | 361 |
2 |
| CITIC Dicastal CO., LTD | 568 |
1 |
| King CHO Machinery Industrial Co., Ltd | 8 |
1 |
| Lufthansa Technik AG | 505 |
1 |
| MATO GmbH & Co. KG | 20 |
1 |
| Silver S.N.C. | 2 |
1 |
| Y&d Brothers Innovations Inc. | 1 |
1 |
| FLSmidth A/S | 786 |
1 |
| Hove A/S | 20 |
1 |
| UMETA Hermann Ulrichskötter Metallwarenfabrik GmbH & Co. KG | 2 |
1 |
| Performance Fluids Limited | 9 |
1 |
| Groz Engineering Tools (P) Ltd. | 1 |
1 |
| Taier Heavy Industry Co., Ltd. | 8 |
1 |
| Other owners | 8 |