- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/62 - Retouching, i.e. modification of isolated colours only or in isolated picture areas only
Patent holdings for IPC class H04N 1/62
Total number of patents in this class: 297
10-year publication summary
|
37
|
27
|
32
|
32
|
30
|
21
|
17
|
23
|
6
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
28 |
| Hewlett-Packard Development Company, L.P. | 28538 |
17 |
| FUJIFILM Business Innovation Corp. | 7395 |
16 |
| Apple Inc. | 50209 |
13 |
| Seiko Epson Corporation | 18724 |
9 |
| The Procter & Gamble Company | 22178 |
8 |
| Digimarc Corporation | 787 |
8 |
| Toshiba Corporation | 12017 |
6 |
| Ricoh Company, Ltd. | 13266 |
6 |
| Toshiba TEC Corporation | 3877 |
6 |
| Omron Corporation | 6968 |
6 |
| Avery Dennison Corporation | 1291 |
6 |
| Dolby Laboratories Licensing Corporation | 3883 |
6 |
| Sony Corporation | 32931 |
5 |
| NEC Corporation | 32703 |
5 |
| Brother Industries, Ltd. | 13000 |
5 |
| Casio Computer Co., Ltd. | 3343 |
5 |
| Eyesmatch Ltd | 22 |
5 |
| Qualcomm Incorporated | 76576 |
4 |
| FUJIFILM Corporation | 27102 |
4 |
| Other owners | 129 |