- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 17/32 - Excess-flow valves actuated by the difference of pressure between two places in the flow line acting on a servo-mechanism or on a catch-releasing mechanism
Patent holdings for IPC class F16K 17/32
Total number of patents in this class: 40
10-year publication summary
|
2
|
5
|
5
|
2
|
7
|
4
|
3
|
4
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Emerson Process Management Regulator Technologies, Inc. | 373 |
12 |
| Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 40 |
3 |
| National Oilwell Varco, L.P. | 1604 |
2 |
| Safe-Crossings, L.L.C. | 7 |
2 |
| Emerson Process Management Regulator Technologies Tulsa, LLC | 27 |
2 |
| Fisher Regulators (Shanghai) Co., Ltd. | 6 |
2 |
| Hamilton Sundstrand Corporation | 4525 |
1 |
| BorgWarner Inc. | 2604 |
1 |
| Consolidated Edison Company of New York, Inc. | 71 |
1 |
| Dresser, Inc. | 123 |
1 |
| Drexel University | 951 |
1 |
| Fisher Controls International LLC | 1520 |
1 |
| Goodrich Corporation | 2081 |
1 |
| O.M.T. Officina Meccanica Tartarini S.r.l. | 11 |
1 |
| Poolvergnuegen | 3 |
1 |
| Rheem Manufacturing Company | 861 |
1 |
| Seven Universe Industrial Co., Ltd. | 5 |
1 |
| ZOLL LifeBridge GmbH | 7 |
1 |
| Dresser LLC | 230 |
1 |
| KHOLLE Magnolia 2015, LLC | 19 |
1 |
| Other owners | 3 |