- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 9/135 - Developers with toner particles in liquid developer mixtures characterised by stabiliser or charge-controlling agents
Patent holdings for IPC class G03G 9/135
Total number of patents in this class: 125
10-year publication summary
|
19
|
26
|
27
|
25
|
15
|
12
|
13
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HP Indigo B.V. | 529 |
39 |
| Hewlett-Packard Development Company, L.P. | 25903 |
25 |
| Hewlett-Packard Indigo B.V. | 246 |
11 |
| Canon Inc. | 39713 |
10 |
| FUJIFILM Business Innovation Corp. | 7580 |
8 |
| Kao Corporation | 4959 |
5 |
| Eastman Kodak Company | 2910 |
4 |
| Canon Kabushiki Kaisha | 7047 |
4 |
| Konica Minolta, Inc. | 8704 |
2 |
| Rohm and Haas Company | 2919 |
2 |
| Dow Global Technologies LLC | 10373 |
2 |
| Zeon Corporation | 4078 |
2 |
| Xerox Corporation | 7021 |
1 |
| Konica Minolta Business Technologies, Inc. | 1423 |
1 |
| Kyocera Document Solutions Inc. | 5555 |
1 |
| AEG Elektrofotografie GmbH | 1 |
1 |
| Datalase Ltd. | 112 |
1 |
| Hubei Dinglong Chemical Co., Ltd. | 4 |
1 |
| ICMI (China) Limited | 10 |
1 |
| Samsung Fine Chemicals Co., Ltd. | 177 |
1 |
| Other owners | 3 |