- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/50 - Picture reproducers
Patent holdings for IPC class H04N 1/50
Total number of patents in this class: 185
10-year publication summary
|
30
|
32
|
32
|
16
|
8
|
9
|
7
|
6
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38016 |
40 |
| Hewlett-Packard Development Company, L.P. | 27484 |
19 |
| Ricoh Company, Ltd. | 13202 |
13 |
| Eastman Kodak Company | 3045 |
13 |
| FUJIFILM Business Innovation Corp. | 7398 |
10 |
| Seiko Epson Corporation | 18966 |
9 |
| Brother Industries, Ltd. | 12888 |
9 |
| Xerox Corporation | 7076 |
8 |
| Konica Minolta, Inc. | 8510 |
6 |
| Kyocera Document Solutions Inc. | 5314 |
6 |
| Memjet Technology Ltd. | 702 |
5 |
| Toshiba Corporation | 12022 |
3 |
| Toshiba TEC Corporation | 3686 |
3 |
| Hewlett-Packard Indigo B.V. | 246 |
3 |
| HP Indigo B.V. | 529 |
3 |
| Hydragraphix LLC | 35 |
3 |
| Screen Holdings Co., Ltd. | 2633 |
2 |
| Lonestar Biometrics LLC | 4 |
2 |
| Sony Corporation | 31580 |
1 |
| Sharp Corporation | 10194 |
1 |
| Other owners | 26 |