- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 13/139 - Format conversion, e.g. of frame-rate or size
Patent holdings for IPC class H04N 13/139
Total number of patents in this class: 451
10-year publication summary
|
33
|
39
|
69
|
54
|
49
|
35
|
34
|
62
|
45
|
32
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| B1 Institute of Image Technology, Inc. | 514 |
64 |
| Samsung Electronics Co., Ltd. | 157557 |
47 |
| Nevermind Capital LLC | 95 |
24 |
| Dolby Laboratories Licensing Corporation | 4320 |
17 |
| Google LLC | 44482 |
12 |
| Magic Leap, Inc. | 3391 |
12 |
| Koninklijke Philips N.V. | 25832 |
10 |
| Canon Inc. | 43768 |
9 |
| Intel Corporation | 47102 |
9 |
| Boe Technology Group Co., Ltd. | 44004 |
9 |
| Vefxi Corporation | 26 |
9 |
| Apple Inc. | 58705 |
7 |
| Sony Corporation | 30208 |
7 |
| META Platforms Technologies, LLC | 6450 |
7 |
| Alibaba Group Holding Limited | 6834 |
6 |
| Electronics and Telecommunications Research Institute | 9670 |
6 |
| Maxell, Ltd. | 3015 |
6 |
| Mediatek Inc. | 5316 |
5 |
| Microsoft Technology Licensing, LLC | 54439 |
5 |
| Cognex Corporation | 591 |
4 |
| Other owners | 176 |