- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 9/344 - Vortex flow passages
Patent holdings for IPC class F16F 9/344
Total number of patents in this class: 5
10-year publication summary
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1
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0
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0
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0
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0
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0
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0
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0
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1
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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
|
|---|---|---|
| Honda Motor Co., Ltd. | 24537 |
1 |
| Toyota Motor Corporation | 28582 |
1 |
| Industry-Academic Cooperation Foundation, Chosun University | 274 |
1 |
| Penske Racing Shocks | 2 |
1 |
| Tenneco Automotive Operating Company Inc. | 658 |
1 |
| Other owners | 0 |