- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/093 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for dynamo-electric motors against increase beyond, or decrease below, a predetermined level of rotational speed
Patent holdings for IPC class H02H 7/093
Total number of patents in this class: 41
10-year publication summary
|
4
|
1
|
7
|
2
|
6
|
0
|
1
|
1
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Black & Decker, Inc. | 2402 |
5 |
| Siemens AG | 24990 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| Corning Optical Communications LLC | 1741 |
2 |
| Natural Gas Solutions North America, LLC | 119 |
2 |
| Hitachi Astemo, Ltd. | 5618 |
2 |
| LG Electronics Inc. | 69257 |
1 |
| Hitachi Automotive Systems, Ltd. | 3970 |
1 |
| Denso Corporation | 23338 |
1 |
| Continental Automotive GmbH | 5573 |
1 |
| Delta Electronics, Inc. | 2401 |
1 |
| Rockwell Automation Limited | 77 |
1 |
| Makita Corporation | 2339 |
1 |
| Beckhoff Automation GmbH | 486 |
1 |
| Dyson Technology Limited | 3124 |
1 |
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
1 |
| Goodrich Actuation Systems Limited | 221 |
1 |
| Guangdong Welling Motor Manufacturing Co., Ltd. | 175 |
1 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
1 |
| Lord Corporation | 484 |
1 |
| Other owners | 10 |