- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Patent holdings for IPC class H02J 13/00
Total number of patents in this class: 8068
10-year publication summary
528
|
583
|
585
|
605
|
599
|
628
|
572
|
566
|
530
|
355
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Intellectual Property Management Co., Ltd. | 31562 |
222 |
Kyocera Corporation | 13857 |
217 |
Hitachi, Ltd. | 15513 |
208 |
Siemens AG | 24453 |
185 |
Mitsubishi Electric Corporation | 46197 |
175 |
NEC Corporation | 35778 |
160 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6273 |
73 |
Hitachi Energy Ltd. | 2235 |
73 |
Panasonic Corporation | 20088 |
72 |
Eaton Intelligent Power Limited | 5992 |
71 |
Honda Motor Co., Ltd. | 25327 |
67 |
Lutron Technology Company LLC | 2552 |
67 |
ABB Schweiz AG | 6987 |
62 |
Causam Enterprises, Inc. | 124 |
62 |
Schweitzer Engineering Laboratories, Inc. | 915 |
61 |
AT&T Intellectual Property I, L.P. | 9533 |
60 |
Sony Corporation | 31025 |
59 |
LG Electronics Inc. | 73344 |
56 |
International Business Machines Corporation | 61305 |
53 |
Schneider Electric USA, Inc. | 1285 |
53 |
Other owners | 6012 |