- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 9/10 - Developers with toner particles characterised by carrier particles
Patent holdings for IPC class G03G 9/10
Total number of patents in this class: 124
10-year publication summary
|
4
|
8
|
5
|
2
|
3
|
1
|
2
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ricoh Company, Ltd. | 13337 |
22 |
| Xerox Corporation | 4388 |
11 |
| Dowa Electronics Materials Co., Ltd. | 636 |
10 |
| Dowa IP Creation Co., Ltd. | 58 |
10 |
| Powdertech Co., Ltd. | 138 |
10 |
| Canon Kabushiki Kaisha | 7351 |
8 |
| FUJIFILM Business Innovation Corp. | 7949 |
8 |
| Kyocera Document Solutions Inc. | 6274 |
7 |
| Hewlett-Packard Development Company, L.P. | 25175 |
5 |
| Eastman Kodak Company | 2597 |
5 |
| Canon Inc. | 43941 |
4 |
| Sharp Corporation | 10569 |
4 |
| Konica Minolta, Inc. | 9134 |
3 |
| Hubei Dinglong Chemical Co., Ltd. | 4 |
2 |
| Sharp Kabushiki Kaisha | 18525 |
2 |
| FUJIFILM Corporation | 30543 |
1 |
| Konica Minolta Business Technologies, Inc. | 1315 |
1 |
| Ceraloc Innovation AB | 171 |
1 |
| Floor Iptech AB | 12 |
1 |
| Hodogaya Chemical Co., Ltd. | 432 |
1 |
| Other owners | 8 |