- 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: 612
10-year publication summary
|
73
|
67
|
45
|
52
|
49
|
30
|
23
|
20
|
5
|
5
|
| 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 | 10725 |
129 |
| Valeo Embrayages | 679 |
71 |
| Exedy Corporation | 492 |
65 |
| ZF Friedrichshafen AG | 7238 |
38 |
| Litens Automotive Partnership | 335 |
28 |
| Aisin AW Co., Ltd. | 2274 |
24 |
| Valeo Kapec Co., Ltd. | 192 |
21 |
| Aisin Seiki Kabushiki Kaisha | 2177 |
20 |
| Toyota Motor Corporation | 34698 |
14 |
| LuK Lamellen und Kupplungsbau Beteiligungs KG | 167 |
12 |
| MUVIQ S.r.l. | 155 |
12 |
| Aisin AW Industries Co., Ltd. | 63 |
11 |
| Honda Motor Co., Ltd. | 25873 |
9 |
| Aisin Corporation | 1804 |
9 |
| Dayco Europe S.r.l. | 144 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12517 |
7 |
| GM Global Technology Operations LLC | 15848 |
6 |
| Schaeffler Technologies GmbH & Co. KG | 847 |
6 |
| BorgWarner Inc. | 2582 |
6 |
| Mitsuboshi Belting Ltd. | 318 |
6 |
| Other owners | 110 |