- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/30 - involving transform coding (H04N 7/50 takes precedence;digital computers for performing complex mathematical operations, e.g. domain transformation, G06F 17/14)
Patent holdings for IPC class H04N 7/30
Total number of patents in this class: 442
10-year publication summary
|
4
|
2
|
0
|
0
|
1
|
2
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 81865 |
58 |
| Panasonic Corporation | 20315 |
50 |
| Samsung Electronics Co., Ltd. | 139001 |
21 |
| Sony Corporation | 31541 |
18 |
| Huawei Technologies Co., Ltd. | 106762 |
18 |
| Thomson Licensing | 3794 |
13 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6235 |
12 |
| Sharp Kabushiki Kaisha | 18867 |
10 |
| Mitsubishi Electric Corporation | 44851 |
9 |
| Electronics and Telecommunications Research Institute | 9021 |
8 |
| NEC Corporation | 34413 |
6 |
| Motorola Mobility LLC | 2574 |
6 |
| France Telecom | 1425 |
6 |
| NXP B.V. | 2169 |
6 |
| Intel Corporation | 46126 |
5 |
| Canon Kabushiki Kaisha | 6938 |
5 |
| Matsushita Electric Industrial Co., Ltd. | 2826 |
4 |
| Cisco Technology, Inc. | 19347 |
4 |
| Koninklijke Philips Electronics N.V. | 10844 |
4 |
| Google Technology Holdings LLC | 2455 |
4 |
| Other owners | 175 |