- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 3/26 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
Patent holdings for IPC class F16K 3/26
Total number of patents in this class: 473
10-year publication summary
34
|
41
|
33
|
58
|
74
|
48
|
48
|
35
|
37
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fisher Controls International LLC | 1520 |
26 |
KYB Corporation | 1278 |
14 |
Emerson Process Management Regulator Technologies, Inc. | 373 |
8 |
Robert Bosch GmbH | 40953 |
7 |
Guangdong Welling Motor Manufacturing Co., Ltd. | 175 |
6 |
Samson Aktiengesellschaft | 250 |
6 |
Honda Motor Co., Ltd. | 24537 |
5 |
Hamilton Sundstrand Corporation | 4525 |
5 |
Komatsu Ltd. | 4265 |
5 |
Control Components, Inc. | 84 |
5 |
Mueller International, LLC | 694 |
5 |
Ofip Limited | 18 |
5 |
Siemens AG | 24990 |
4 |
The Boeing Company | 19843 |
4 |
Denso Corporation | 23338 |
4 |
BorgWarner Inc. | 2604 |
4 |
Microtecnica S.r.l. | 74 |
4 |
NCS Multistage Inc. | 172 |
4 |
Parker-Hannifin Corporation | 999 |
4 |
Tech Energy Products, L.L.C. | 17 |
4 |
Other owners | 344 |