- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/54 - Conversion of colour picture signals to a plurality of signals some of which represent particular mixed colours, e.g. for textile printing
Patent holdings for IPC class H04N 1/54
Total number of patents in this class: 240
10-year publication summary
|
27
|
28
|
34
|
33
|
17
|
18
|
9
|
18
|
12
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40280 |
38 |
| Hewlett-Packard Development Company, L.P. | 25829 |
27 |
| Seiko Epson Corporation | 19478 |
12 |
| FUJIFILM Business Innovation Corp. | 7620 |
12 |
| Ricoh Company, Ltd. | 13292 |
11 |
| Fiery, LLC | 114 |
11 |
| Xerox Corporation | 6990 |
7 |
| Avery Dennison Corporation | 1184 |
6 |
| Gogigit, LLC | 11 |
6 |
| HP Indigo B.V. | 529 |
5 |
| FUJIFILM Corporation | 29506 |
4 |
| Eastman Kodak Company | 2860 |
4 |
| Oki Electric Industry Co., Ltd. | 1590 |
4 |
| SnapTrack, Inc. | 561 |
4 |
| The Procter & Gamble Company | 22011 |
3 |
| Toshiba Corporation | 12397 |
3 |
| Nike, Inc. | 14229 |
3 |
| Toshiba TEC Corporation | 3808 |
3 |
| Konica Minolta, Inc. | 8769 |
3 |
| Screen Holdings Co., Ltd. | 2852 |
3 |
| Other owners | 71 |