- 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: 470
10-year publication summary
|
1
|
4
|
2
|
0
|
0
|
1
|
2
|
0
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
59 |
| Panasonic Corporation | 20786 |
50 |
| Samsung Electronics Co., Ltd. | 131630 |
24 |
| Huawei Technologies Co., Ltd. | 100781 |
21 |
| Sony Corporation | 32931 |
20 |
| Thomson Licensing | 4027 |
13 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
12 |
| Sharp Kabushiki Kaisha | 18957 |
10 |
| Mitsubishi Electric Corporation | 43934 |
9 |
| Electronics and Telecommunications Research Institute | 8830 |
8 |
| NEC Corporation | 32703 |
7 |
| France Telecom | 1618 |
7 |
| Koninklijke Philips Electronics N.V. | 13133 |
6 |
| NTT DoCoMo, Inc. | 11501 |
6 |
| Motorola Mobility LLC | 2493 |
6 |
| NXP B.V. | 2185 |
6 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
5 |
| Intel Corporation | 45621 |
5 |
| Canon Kabushiki Kaisha | 6884 |
5 |
| Nokia Corporation | 6965 |
4 |
| Other owners | 187 |