- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 15/30 - Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups in which projection is obtained by line scanning in which projection is formed on a drum
Patent holdings for IPC class G03G 15/30
Total number of patents in this class: 15
10-year publication summary
|
3
|
0
|
3
|
2
|
1
|
2
|
2
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 41007 |
6 |
| Brother Industries, Ltd. | 12943 |
3 |
| Ricoh Company, Ltd. | 13367 |
2 |
| Hewlett-Packard Development Company, L.P. | 25592 |
1 |
| Sharp Corporation | 10299 |
1 |
| Kyocera Document Solutions Inc. | 5800 |
1 |
| FUJIFILM Business Innovation Corp. | 7735 |
1 |
| Other owners | 0 |