- All sections
- H - Electricity
- H02B - Boards, substations or switching arrangements for the supply or distribution of electric power
- H02B 1/28 - Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Patent holdings for IPC class H02B 1/28
Total number of patents in this class: 350
10-year publication summary
|
23
|
18
|
35
|
41
|
47
|
53
|
31
|
37
|
19
|
7
|
| 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 |
33 |
| Eaton Intelligent Power Limited | 6113 |
25 |
| Mitsubishi Electric Corporation | 43934 |
20 |
| ABB Schweiz AG | 6321 |
14 |
| Richards Mfg. Co. | 58 |
8 |
| Siemens AG | 24990 |
7 |
| Hubbell Incorporated | 3052 |
7 |
| Corning Research & Development Corporation | 1087 |
6 |
| A.C. Dandy Products Ltd. | 19 |
4 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
4 |
| Rittal GmbH & Co. KG | 563 |
4 |
| BobsBox, LLC | 13 |
4 |
| Ericsson | 20417 |
3 |
| Rockwell Automation Technologies, Inc. | 2547 |
3 |
| Eaton Industries (Netherlands) B.V. | 77 |
3 |
| CommScope Connectivity Belgium BVBA | 497 |
3 |
| Ericson Manufacturing Company, The | 29 |
3 |
| Leviton Manufacturing Co., Inc. | 844 |
3 |
| Littelfuse, Inc. | 758 |
3 |
| Meidensha Corporation | 823 |
3 |
| Other owners | 190 |