- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 15/326 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals with means for detecting or measuring relative rotation of the two elements
Patent holdings for IPC class F16J 15/326
Total number of patents in this class: 12
10-year publication summary
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0
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0
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1
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3
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0
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4
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3
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 5008 |
2 |
| NOK Corporation | 2108 |
2 |
| O&M Halyard, Inc. | 371 |
2 |
| Schaeffler Technologies AG & Co. KG | 8880 |
1 |
| NSK Ltd. | 2719 |
1 |
| Aktiebolaget SKF | 2700 |
1 |
| ArvinMeritor Technology, LLC | 404 |
1 |
| Audi AG | 7153 |
1 |
| KACO GmbH + Co. KG | 48 |
1 |
| Other owners | 0 |