- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 1/46 - Springs made of plastics, e.g. rubberSprings made of material having high internal friction characterised by the mode of stressing loaded mainly in tension
Patent holdings for IPC class F16F 1/46
Total number of patents in this class: 14
10-year publication summary
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1
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0
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2
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0
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3
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11396 |
4 |
| Sleep Number Corporation | 541 |
3 |
| Ricoh Company, Ltd. | 13208 |
1 |
| Dtech Precision Industries Co., Ltd. | 34 |
1 |
| Guitar Center, Inc. | 76 |
1 |
| Oil States Industries, Inc. | 65 |
1 |
| SABIC Global Technologies B.V. | 4288 |
1 |
| SGF Suddeutsche Gelenkscheibenfabrik GmbH & Co. KG | 32 |
1 |
| Versuni Holding B.V. | 924 |
1 |
| Other owners | 0 |