• All sections
  • H - Electricity
  • H03K - Pulse technique
  • H03K 17/78 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled

Patent holdings for IPC class H03K 17/78

Total number of patents in this class: 331

10-year publication summary

15
19
35
32
22
11
18
14
18
13
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Omron Corporation
7267
22
Lawrence Livermore National Security, LLC
1944
18
Panasonic Intellectual Property Management Co., Ltd.
31756
12
Panasonic Corporation
20059
6
Vaxcel International Co., Ltd.
77
6
Mitsubishi Electric Corporation
46346
5
Denso Corporation
24404
4
Semiconductor Energy Laboratory Co., Ltd.
11471
4
Hewlett Packard Enterprise Development LP
10737
4
Azbil Corporation
467
4
Azur Space Solar Power GmbH
159
4
Sony Semiconductor Solutions Corporation
10570
4
Samsung Electronics Co., Ltd.
147334
3
Siemens AG
24421
3
Micron Technology, Inc.
26164
3
Shenzhen China Star Optoelectronics Technology Co., Ltd.
8476
3
Fuji Electric Co., Ltd.
5174
3
XYZ Interactive Technologies Inc.
13
3
Eaton Intelligent Power Limited
6012
3
LG Energy Solution, Ltd.
15251
3
Other owners 214