- 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: 1712
10-year publication summary
|
66
|
41
|
42
|
25
|
45
|
26
|
16
|
16
|
11
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Malikie Innovations Limited | 6775 |
59 |
| Samsung Electronics Co., Ltd. | 152304 |
36 |
| Intel Corporation | 46597 |
29 |
| Microsoft Technology Licensing, LLC | 54220 |
29 |
| Qualcomm Incorporated | 89294 |
24 |
| Nokia Technologies Oy | 19888 |
23 |
| Apple Inc. | 57432 |
22 |
| International Business Machines Corporation | 62049 |
22 |
| Cisco Technology, Inc. | 22239 |
22 |
| Ericsson | 22203 |
19 |
| Electronics and Telecommunications Research Institute | 9469 |
14 |
| Huawei Technologies Co., Ltd. | 118879 |
14 |
| Sony Corporation | 30536 |
13 |
| NEC Corporation | 36475 |
12 |
| Panasonic Corporation | 19853 |
12 |
| Oracle America, Inc. | 2726 |
12 |
| Motorola Solutions, Inc. | 4522 |
12 |
| Visa U.S.A. Inc. | 580 |
12 |
| Marvell Asia PTE, Ltd. | 6376 |
11 |
| The Boeing Company | 20110 |
10 |
| Other owners | 1305 |