- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 5/136 - Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
Patent holdings for IPC class H02K 5/136
Total number of patents in this class: 99
10-year publication summary
|
6
|
13
|
7
|
10
|
11
|
10
|
9
|
3
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| R. Stahl Schaltgeräte GmbH | 150 |
10 |
| Siemens AG | 24990 |
6 |
| Eaton Intelligent Power Limited | 6113 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Wayne Fueling Systems LLC | 303 |
3 |
| ABB Schweiz AG | 6321 |
2 |
| AUMA Riester GmbH + Co. KG | 78 |
2 |
| ITT Manufacturing Enterprises, Inc. | 230 |
2 |
| LPW Technology Ltd. | 58 |
2 |
| Midea Group Co., Ltd. | 4025 |
2 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
2 |
| SGS North America Inc. | 32 |
2 |
| GD Midea Environment Appliances MFG Co., Ltd. | 177 |
2 |
| Wolong Electric America LLC | 8 |
2 |
| Inpro/Seal LLC | 69 |
2 |
| Innomotics GmbH | 451 |
2 |
| Ricoh Company, Ltd. | 13266 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Carrier Corporation | 4759 |
1 |
| Other owners | 44 |