- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 21/04 - by protecting specific peripheral devices, e.g. keyboards or displays
Patent holdings for IPC class G06F 21/04
Total number of patents in this class: 49
10-year publication summary
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0
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3
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0
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0
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1
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0
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1
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0
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Corporation | 9234 |
4 |
| Hewlett-Packard Development Company, L.P. | 25216 |
4 |
| International Business Machines Corporation | 62621 |
3 |
| High SEC Labs Ltd. | 82 |
2 |
| IBM United Kingdom Limited | 4079 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| LG Electronics Inc. | 75654 |
1 |
| Sony Corporation | 30208 |
1 |
| Sony Ericsson Mobile Communications AB | 1392 |
1 |
| The Boeing Company | 20160 |
1 |
| Nokia Corporation | 4790 |
1 |
| Canon Inc. | 43768 |
1 |
| Panasonic Corporation | 19060 |
1 |
| Fujitsu Limited | 16862 |
1 |
| Lucent Technologies Inc. | 421 |
1 |
| Verizon Patent And Licensing Inc. | 7555 |
1 |
| NVIDIA Corporation | 8569 |
1 |
| Panasonic Intellectual Property Corporation of America | 7176 |
1 |
| Yamaha Motor Co., Ltd. | 2837 |
1 |
| Huawei Device Co., Ltd. | 2740 |
1 |
| Other owners | 19 |