- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/20 - Pseudorandom key sequence combined element-for-element with data sequence
Patent holdings for IPC class H04L 9/20
Total number of patents in this class: 80
10-year publication summary
|
6
|
1
|
6
|
2
|
1
|
7
|
4
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60644 |
3 |
| NEC Corporation | 32703 |
3 |
| Texas Instruments Incorporated | 19376 |
3 |
| 7Tunnels, Inc. | 24 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| Fujitsu Limited | 19265 |
2 |
| Texas Instruments Japan, Ltd. | 1656 |
2 |
| Kyocera Corporation | 12735 |
2 |
| Hewlett Packard Enterprise Development LP | 10702 |
2 |
| Crypto Basic Corporation | 4 |
2 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
2 |
| Sony Pictures Entertainment Inc. | 255 |
2 |
| TransferSoft, Inc. | 6 |
2 |
| Quantropi Inc. | 31 |
2 |
| Sony Corporation | 32931 |
1 |
| Toshiba Corporation | 12017 |
1 |
| Oracle America, Inc. | 3928 |
1 |
| Industrial Technology Research Institute | 4898 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Other owners | 41 |