- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/047 - Detection, control or error compensation of scanning velocity or position
Patent holdings for IPC class H04N 1/047
Total number of patents in this class: 215
10-year publication summary
|
27
|
20
|
26
|
35
|
23
|
21
|
16
|
17
|
7
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
43 |
| Ricoh Company, Ltd. | 13266 |
18 |
| Brother Industries, Ltd. | 13000 |
15 |
| Hewlett-Packard Development Company, L.P. | 28538 |
14 |
| Seiko Epson Corporation | 18724 |
11 |
| FUJIFILM Business Innovation Corp. | 7395 |
11 |
| Eastman Kodak Company | 3444 |
8 |
| Toshiba TEC Corporation | 3877 |
7 |
| Konica Minolta, Inc. | 8349 |
6 |
| Kyocera Document Solutions Inc. | 5295 |
6 |
| PFU Limited | 707 |
6 |
| Sharp Corporation | 10015 |
4 |
| Xerox Corporation | 7503 |
3 |
| Toshiba Corporation | 12017 |
3 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
3 |
| Kodak ALARIS Inc. | 401 |
3 |
| International Business Machines Corporation | 60644 |
2 |
| Casio Computer Co., Ltd. | 3343 |
2 |
| Marvell World Trade Ltd. | 957 |
2 |
| Avision Inc. | 281 |
2 |
| Other owners | 46 |