- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16C - Shaftsflexible shaftsmechanical means for transmitting movement in a flexible sheathingelements of crankshaft mechanismspivotspivotal connectionsrotary engineering elements other than gearing, coupling, clutch or brake elementsbearings
- F16C 3/12 - Crankshafts assembled of several parts, e.g. by welding releasably connected
Patent holdings for IPC class F16C 3/12
Total number of patents in this class: 45
10-year publication summary
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4
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6
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3
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2
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3
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1
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2
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2
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1
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3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kerr Machine Co. | 175 |
3 |
| Toshiba Corporation | 12560 |
2 |
| Airbus Helicopters | 951 |
2 |
| Bendix Commercial Vehicle Systems LLC | 880 |
2 |
| Gomecsys B.V. | 39 |
2 |
| Rolls-Royce Deutschland Ltd & Co KG | 858 |
2 |
| z Mechanism Technology Institute Co., Ltd. | 8 |
2 |
| Air Squared, LLC | 31 |
2 |
| Honda Motor Co., Ltd. | 26025 |
1 |
| GM Global Technology Operations LLC | 16124 |
1 |
| Nissan Motor Co., Ltd. | 12964 |
1 |
| Caterpillar Inc. | 10267 |
1 |
| Yamaha Motor Co., Ltd. | 2839 |
1 |
| Blue Leaf I.P., Inc. | 2932 |
1 |
| Beijing Sinocep Engine Technology Co., Ltd. | 13 |
1 |
| BRP-Rotax GmbH & Co. KG | 190 |
1 |
| Daido Metal Company Ltd. | 246 |
1 |
| Electrolux Appliances Aktiebolag | 1405 |
1 |
| Fukuda Metal Foil & Powder Co., Ltd. | 90 |
1 |
| J.P. Sauer & Sohn Maschinenbau GmbH | 23 |
1 |
| Other owners | 16 |