- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 35/24 - Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
Patent holdings for IPC class H01H 35/24
Total number of patents in this class: 98
10-year publication summary
|
11
|
16
|
7
|
7
|
5
|
3
|
3
|
5
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20697 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10810 |
3 |
| Hydra-electric Company | 29 |
3 |
| Kulite Semiconductor Products, Inc. | 195 |
3 |
| Potter Electric Signal Company, LLC | 82 |
3 |
| Condor-Werke Gebr. Frede GmbH & Co. KG. | 6 |
2 |
| Donaldson Company, Inc. | 1595 |
2 |
| Eth Zurich | 1266 |
2 |
| Hand held Products, Inc. | 1262 |
2 |
| Hendrickson USA, L.L.C. | 594 |
2 |
| KCI Licensing, Inc. | 861 |
2 |
| Kidde Technologies, Inc. | 297 |
2 |
| Lufthansa Technik AG | 479 |
2 |
| REA Technologies, Inc. | 2 |
2 |
| Sartorius Stedim Biotech GmbH | 823 |
2 |
| Shanghai Roye Electric Co., Ltd. | 40 |
2 |
| The Boeing Company | 19980 |
1 |
| Nokia Corporation | 5835 |
1 |
| Robert Bosch GmbH | 42392 |
1 |
| Electronics and Telecommunications Research Institute | 9297 |
1 |
| Other owners | 57 |