- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 35/34 - Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
Patent holdings for IPC class H01H 35/34
Total number of patents in this class: 114
10-year publication summary
|
14
|
8
|
10
|
10
|
10
|
2
|
3
|
6
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Saginomiya Seisakusho | 81 |
10 |
| Saginomiya Seisakusho, Inc. | 209 |
7 |
| Halliburton Energy Services, Inc. | 20438 |
6 |
| KCI Licensing, Inc. | 861 |
5 |
| Kidde Technologies, Inc. | 294 |
5 |
| Ubukata Industries Co., Ltd. | 54 |
4 |
| Robert Bosch GmbH | 41786 |
3 |
| Transform Sr Brands LLC | 1038 |
3 |
| Honeywell International Inc. | 14021 |
2 |
| Becton, Dickinson and Company | 7071 |
2 |
| Samsung SDI Co., Ltd. | 7347 |
2 |
| ABB Schweiz AG | 6632 |
2 |
| Eagle Industry Co., Ltd. | 1101 |
2 |
| Emerson Electric Co. | 580 |
2 |
| Hand held Products, Inc. | 1274 |
2 |
| REA Technologies, Inc. | 2 |
2 |
| Yamatake Corporation | 86 |
2 |
| Inelta Sensorsysteme GmbH & Co. KG | 3 |
2 |
| Maxitrol GmbH & Co. KG | 34 |
2 |
| Unilever PLC | 3328 |
1 |
| Other owners | 48 |