- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 31/05 - Operating means; Releasing devices magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
Patent holdings for IPC class F16K 31/05
Total number of patents in this class: 199
10-year publication summary
|
10
|
17
|
28
|
28
|
15
|
23
|
24
|
17
|
14
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AUMA Riester GmbH + Co. KG | 78 |
9 |
| Rotork Controls Limited | 29 |
6 |
| Illinois Tool Works Inc. | 11152 |
5 |
| Belimo Holding AG | 235 |
5 |
| Fortune Brands Water Innovations LLC | 596 |
5 |
| Flowserve Pte. Ltd | 216 |
4 |
| Leaksmart, Inc. | 12 |
4 |
| Takatori Seisakusho Co., Ltd. | 13 |
4 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| Fisher Controls International LLC | 1520 |
3 |
| Flowinn (Shanghai) Industrial Co., Ltd. | 4 |
3 |
| IMI Hydronic Engineering International S.A. | 81 |
3 |
| Sloan Valve Company | 284 |
3 |
| Strahman Valves, Inc. | 34 |
3 |
| Watts Regulator Co. | 284 |
3 |
| Honeywell International Inc. | 13799 |
2 |
| Kohler Co. | 4165 |
2 |
| Alcoa of Australia Limited | 54 |
2 |
| Apical Industries, Inc. | 17 |
2 |
| Asahi Yukizai Corporation | 121 |
2 |
| Other owners | 126 |