- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/64 - Colour picture communication systems - Details therefor, e.g. coding or decoding means therefor
Patent holdings for IPC class H04N 1/64
Total number of patents in this class: 417
10-year publication summary
|
56
|
69
|
61
|
73
|
42
|
20
|
35
|
19
|
11
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
32 |
| Kyocera Document Solutions Inc. | 5295 |
19 |
| Hewlett-Packard Development Company, L.P. | 28538 |
18 |
| Microsoft Technology Licensing, LLC | 51439 |
14 |
| Apple Inc. | 50209 |
13 |
| Ricoh Company, Ltd. | 13266 |
13 |
| Brother Industries, Ltd. | 13000 |
12 |
| Qualcomm Incorporated | 76576 |
11 |
| Koninklijke Philips N.V. | 22975 |
11 |
| Dolby Laboratories Licensing Corporation | 3883 |
11 |
| Sony Corporation | 32931 |
10 |
| Seiko Epson Corporation | 18724 |
9 |
| Huawei Technologies Co., Ltd. | 100781 |
8 |
| Konica Minolta, Inc. | 8349 |
8 |
| Futurewei Technologies, Inc. | 3708 |
7 |
| Google LLC | 38759 |
7 |
| GoPro, Inc. | 1915 |
7 |
| Intel Corporation | 45621 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
6 |
| HFI Innovation Inc. | 755 |
5 |
| Other owners | 190 |