- 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: 638
10-year publication summary
|
47
|
60
|
65
|
60
|
51
|
77
|
50
|
57
|
51
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24958 |
24 |
| Zhejiang Sanhua Automotive Components Co., Ltd. | 311 |
16 |
| AUMA Riester GmbH + Co. KG | 126 |
13 |
| Fujikoki Corporation | 395 |
12 |
| Nidec Sankyo Corporation | 1075 |
12 |
| Illinois Tool Works Inc. | 11645 |
10 |
| Pierburg GmbH | 469 |
9 |
| Vitesco Technologies GmbH | 2413 |
9 |
| Continental Automotive GmbH | 4700 |
8 |
| Schaeffler Technologies AG & Co. KG | 10490 |
8 |
| Hayward Industries, Inc. | 667 |
8 |
| Valeo Systemes de Controle Moteur | 599 |
8 |
| Zhejiang Sanhua Intelligent Controls Co., Ltd. | 215 |
8 |
| Midea Group Co., Ltd. | 4715 |
7 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 613 |
7 |
| Nike, Inc. | 14464 |
6 |
| Bontaz Centre R & D | 60 |
6 |
| Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 45 |
6 |
| NIKE Innovate C.V. | 2659 |
6 |
| Flowserve Pte. Ltd | 367 |
6 |
| Other owners | 449 |