- 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: 232
10-year publication summary
|
21
|
27
|
29
|
34
|
34
|
17
|
18
|
9
|
15
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
35 |
| Hewlett-Packard Development Company, L.P. | 28538 |
26 |
| Seiko Epson Corporation | 18724 |
12 |
| Ricoh Company, Ltd. | 13266 |
11 |
| FUJIFILM Business Innovation Corp. | 7395 |
11 |
| Xerox Corporation | 7503 |
7 |
| Eastman Kodak Company | 3444 |
6 |
| Avery Dennison Corporation | 1291 |
6 |
| Gogigit, LLC | 10 |
6 |
| Fiery, LLC | 104 |
6 |
| HP Indigo B.V. | 540 |
5 |
| FUJIFILM Corporation | 27102 |
4 |
| Oki Electric Industry Co., Ltd. | 1652 |
4 |
| SnapTrack, Inc. | 650 |
4 |
| The Procter & Gamble Company | 22178 |
3 |
| Toshiba Corporation | 12017 |
3 |
| Nike, Inc. | 13075 |
3 |
| Toshiba TEC Corporation | 3877 |
3 |
| Konica Minolta, Inc. | 8349 |
3 |
| Kyocera Document Solutions Inc. | 5295 |
3 |
| Other owners | 71 |