- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
- H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
Patent holdings for IPC class H02J 3/14
Total number of patents in this class: 3249
10-year publication summary
268
|
317
|
317
|
317
|
300
|
294
|
250
|
221
|
232
|
75
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Causam Enterprises, Inc. | 121 |
90 |
Siemens AG | 24990 |
79 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
76 |
Kyocera Corporation | 12735 |
57 |
Mitsubishi Electric Corporation | 43934 |
56 |
NEC Corporation | 32703 |
50 |
Strong Force TX Portfolio 2018, LLC | 145 |
39 |
Eaton Intelligent Power Limited | 6113 |
37 |
Lutron Technology Company LLC | 2300 |
35 |
Daikin Industries, Ltd. | 9495 |
34 |
LG Electronics Inc. | 69257 |
32 |
Enel X North America, Inc. | 125 |
31 |
Samsung Electronics Co., Ltd. | 131630 |
29 |
Hitachi, Ltd. | 16452 |
29 |
International Business Machines Corporation | 60644 |
27 |
Enphase Energy, Inc. | 554 |
27 |
Battelle Memorial Institute | 2356 |
24 |
ABB Schweiz AG | 6321 |
24 |
Google LLC | 38759 |
24 |
Sony Corporation | 32931 |
20 |
Other owners | 2429 |