- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 15/06 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
Patent holdings for IPC class F16J 15/06
Total number of patents in this class: 1320
10-year publication summary
|
152
|
121
|
119
|
148
|
117
|
118
|
75
|
60
|
60
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOK Corporation | 2166 |
47 |
| Rtx Corporation | 9109 |
33 |
| Robert Bosch GmbH | 41786 |
21 |
| Carl Freudenberg KG | 1354 |
20 |
| ElringKlinger AG | 511 |
18 |
| Reinz-Dichtungs-GmbH | 262 |
16 |
| The Boeing Company | 19911 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8538 |
13 |
| Schul International Co., LLC | 82 |
12 |
| CommScope Connectivity Belgium BVBA | 501 |
11 |
| Kerr Machine Co. | 118 |
11 |
| The Patent Well, LLC | 49 |
9 |
| Valqua, Ltd. | 264 |
9 |
| Halliburton Energy Services, Inc. | 20438 |
8 |
| Siemens AG | 24565 |
8 |
| Denso Corporation | 23769 |
8 |
| Caterpillar Inc. | 9166 |
8 |
| W. L. Gore & Associates, Inc. | 2686 |
8 |
| Fisher Controls International LLC | 1515 |
8 |
| Alfa Laval Corporate AB | 1305 |
7 |
| Other owners | 1030 |