- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/031 - Details of scanning heads for picture-information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
Patent holdings for IPC class H04N 1/031
Total number of patents in this class: 111
10-year publication summary
|
6
|
21
|
19
|
7
|
4
|
8
|
12
|
10
|
14
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45811 |
22 |
| Weihai Hualing Opto-Electronics Co., Ltd. | 70 |
13 |
| Seiko Epson Corporation | 19269 |
7 |
| Canon Inc. | 39442 |
6 |
| Nippon Sheet Glass Company, Limited | 998 |
6 |
| Canon Components, Inc. | 62 |
5 |
| Hewlett-Packard Development Company, L.P. | 25954 |
4 |
| Brother Industries, Ltd. | 12960 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
4 |
| Konica Minolta, Inc. | 8668 |
4 |
| Kyocera Document Solutions Inc. | 5516 |
4 |
| Vienex Corporation | 28 |
3 |
| Ricoh Company, Ltd. | 13208 |
2 |
| Toshiba TEC Corporation | 3780 |
2 |
| Oki Electric Industry Co., Ltd. | 1595 |
2 |
| Microtek International Inc. | 14 |
2 |
| FUJIFILM Business Innovation Corp. | 7569 |
2 |
| Samsung Electronics Co., Ltd. | 144143 |
1 |
| Samsung Display Co., Ltd. | 34230 |
1 |
| Xerox Corporation | 7026 |
1 |
| Other owners | 16 |