- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 15/123 - Wound springs
Patent holdings for IPC class F16F 15/123
Total number of patents in this class: 613
10-year publication summary
|
73
|
67
|
45
|
52
|
49
|
30
|
22
|
20
|
6
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 11093 |
133 |
| Valeo Embrayages | 693 |
70 |
| Exedy Corporation | 501 |
65 |
| ZF Friedrichshafen AG | 7259 |
38 |
| Litens Automotive Partnership | 333 |
28 |
| Aisin AW Co., Ltd. | 2251 |
24 |
| Valeo Kapec Co., Ltd. | 195 |
21 |
| Aisin Seiki Kabushiki Kaisha | 2154 |
20 |
| Toyota Motor Corporation | 35927 |
14 |
| MUVIQ S.r.l. | 162 |
12 |
| Aisin AW Industries Co., Ltd. | 63 |
11 |
| LuK Lamellen und Kupplungsbau Beteiligungs KG | 150 |
11 |
| Aisin Corporation | 1945 |
10 |
| Honda Motor Co., Ltd. | 26105 |
9 |
| Dayco Europe S.r.l. | 143 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12353 |
7 |
| GM Global Technology Operations LLC | 16188 |
6 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
6 |
| BorgWarner Inc. | 2582 |
6 |
| Mitsuboshi Belting Ltd. | 324 |
6 |
| Other owners | 108 |