- All sections
- H - Electricity
- H04K - Secret communicationjamming of communication
- H04K 1/00 - Secret communication
Patent holdings for IPC class H04K 1/00
Total number of patents in this class: 1841
10-year publication summary
79
|
66
|
41
|
43
|
28
|
45
|
25
|
16
|
15
|
7
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Malikie Innovations Limited | 7127 |
60 |
Samsung Electronics Co., Ltd. | 146534 |
37 |
Microsoft Technology Licensing, LLC | 53739 |
32 |
Intel Corporation | 47013 |
30 |
Qualcomm Incorporated | 85550 |
25 |
International Business Machines Corporation | 61287 |
23 |
Cisco Technology, Inc. | 19950 |
23 |
Nokia Technologies Oy | 17914 |
23 |
Apple Inc. | 55017 |
22 |
Ericsson | 21778 |
20 |
Motorola, Inc. | 2069 |
20 |
Sony Corporation | 31028 |
14 |
Oracle America, Inc. | 3085 |
14 |
Electronics and Telecommunications Research Institute | 9399 |
14 |
Huawei Technologies Co., Ltd. | 113006 |
14 |
Avago Technologies International Sales Pte. Limited | 8752 |
14 |
NEC Corporation | 35734 |
13 |
Panasonic Corporation | 20093 |
13 |
Magiq Technologies, Inc | 51 |
13 |
Motorola Solutions, Inc. | 4392 |
12 |
Other owners | 1405 |