- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/56 - Processing of colour picture signals
Patent holdings for IPC class H04N 1/56
Total number of patents in this class: 182
10-year publication summary
|
26
|
18
|
30
|
17
|
19
|
5
|
10
|
3
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
21 |
| Canon Inc. | 36841 |
20 |
| Brother Industries, Ltd. | 13000 |
8 |
| Seiko Epson Corporation | 18724 |
6 |
| FUJIFILM Business Innovation Corp. | 7395 |
6 |
| Konica Minolta, Inc. | 8349 |
5 |
| Kyocera Document Solutions Inc. | 5295 |
5 |
| Panamorph, Inc. | 25 |
4 |
| Sony Corporation | 32931 |
3 |
| Ricoh Company, Ltd. | 13266 |
3 |
| Konica Minolta Business Technologies, Inc. | 1564 |
3 |
| Memjet Technology Ltd. | 757 |
3 |
| Apple Inc. | 50209 |
2 |
| Sony Ericsson Mobile Communications AB | 2014 |
2 |
| Xerox Corporation | 7503 |
2 |
| Sharp Corporation | 10015 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Koninklijke Philips N.V. | 22975 |
2 |
| Eastman Kodak Company | 3444 |
2 |
| Microsoft Technology Licensing, LLC | 51439 |
2 |
| Other owners | 79 |