- All sections
- G - Physics
- G03G - Electrography; electrophotography; magnetography
- 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: 132
10-year publication summary
|
12
|
19
|
26
|
27
|
25
|
15
|
12
|
13
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HP Indigo B.V. | 540 |
39 |
| Hewlett-Packard Development Company, L.P. | 28538 |
29 |
| Hewlett-Packard Indigo B.V. | 255 |
11 |
| Canon Inc. | 36841 |
10 |
| FUJIFILM Business Innovation Corp. | 7395 |
9 |
| Kao Corporation | 4843 |
6 |
| Eastman Kodak Company | 3444 |
4 |
| Canon Kabushiki Kaisha | 6884 |
4 |
| Konica Minolta, Inc. | 8349 |
2 |
| Rohm and Haas Company | 2805 |
2 |
| Dow Global Technologies LLC | 10147 |
2 |
| Zeon Corporation | 3854 |
2 |
| Xerox Corporation | 7503 |
1 |
| Konica Minolta Business Technologies, Inc. | 1564 |
1 |
| Kyocera Document Solutions Inc. | 5295 |
1 |
| AEG Elektrofotografie GmbH | 1 |
1 |
| Datalase Ltd. | 115 |
1 |
| Hubei Dinglong Chemical Co., Ltd. | 4 |
1 |
| ICMI (China) Limited | 10 |
1 |
| Samsung Fine Chemicals Co., Ltd. | 181 |
1 |
| Other owners | 4 |