- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 13/045 - Charging or discharging distinct portions of the charge pattern on the recording material, e.g. discharging non-image areas, contrast enhancement
Patent holdings for IPC class G03G 13/045
Total number of patents in this class: 5
10-year publication summary
|
2
|
1
|
0
|
1
|
0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ricoh Company, Ltd. | 13339 |
2 |
| Canon Inc. | 41672 |
1 |
| HP Indigo B.V. | 529 |
1 |
| FUJIFILM Business Innovation Corp. | 7774 |
1 |
| Other owners | 0 |