- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 1/04 - Wound springs
Patent holdings for IPC class F16F 1/04
Total number of patents in this class: 295
10-year publication summary
|
27
|
22
|
49
|
34
|
36
|
39
|
21
|
22
|
12
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BAL Seal Engineering, LLC | 106 |
24 |
| NHK Spring Co., Ltd. | 1657 |
23 |
| Dreamwell, Ltd. | 401 |
7 |
| Schaeffler Technologies AG & Co. KG | 8880 |
5 |
| BAL Seal Engineering Co., Inc. | 35 |
5 |
| Barnes Group Inc. | 57 |
5 |
| Mitsubishi Steel Mfg. Co., Ltd. | 137 |
5 |
| Newtonoid Technologies, L.L.C. | 131 |
5 |
| 1065210 BC Ltd. | 15 |
5 |
| Sumitomo Electric Industries, Ltd. | 14131 |
4 |
| Flowco Production Solutions, LLC | 69 |
4 |
| Suncall Corporation | 166 |
4 |
| Danfoss A/S | 1259 |
4 |
| LG Electronics Inc. | 69257 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
3 |
| ETA SA Manufacture Horlogere Suisse | 638 |
3 |
| Nelson Products, Inc. | 6 |
3 |
| SCHERDEL INNOTEC Forschungs-und Entwicklungs-GmbH | 28 |
3 |
| Seescan, Inc. | 457 |
3 |
| Other owners | 174 |