- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 31/53 - Mechanical actuating means with toothed gearing
Patent holdings for IPC class F16K 31/53
Total number of patents in this class: 668
10-year publication summary
|
50
|
62
|
65
|
62
|
57
|
79
|
50
|
59
|
56
|
33
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25534 |
25 |
| AUMA Riester GmbH + Co. KG | 137 |
18 |
| Zhejiang Sanhua Automotive Components Co., Ltd. | 331 |
16 |
| Fujikoki Corporation | 415 |
15 |
| Nidec Sankyo Corporation | 1054 |
11 |
| Illinois Tool Works Inc. | 11863 |
10 |
| Pierburg GmbH | 480 |
9 |
| Vitesco Technologies GmbH | 2397 |
9 |
| Continental Automotive GmbH | 4503 |
8 |
| Schaeffler Technologies AG & Co. KG | 10968 |
8 |
| Hayward Industries, Inc. | 678 |
8 |
| Valeo Systemes de Controle Moteur | 581 |
8 |
| Zhejiang Sanhua Intelligent Controls Co., Ltd. | 228 |
8 |
| Bontaz Centre R & D | 68 |
7 |
| Midea Group Co., Ltd. | 5028 |
7 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 703 |
7 |
| Nike, Inc. | 14820 |
6 |
| Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 45 |
6 |
| NIKE Innovate C.V. | 2758 |
6 |
| Vernet | 157 |
6 |
| Other owners | 470 |