- All sections
- G - Physics
- G03G - Electrography; electrophotography; magnetography
- G03G 15/10 - Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
Patent holdings for IPC class G03G 15/10
Total number of patents in this class: 653
10-year publication summary
|
43
|
66
|
47
|
100
|
110
|
61
|
46
|
35
|
11
|
8
|
| 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 |
155 |
| Hewlett-Packard Development Company, L.P. | 28538 |
143 |
| Canon Inc. | 36841 |
57 |
| Hewlett-Packard Indigo B.V. | 255 |
49 |
| Canon Kabushiki Kaisha | 6884 |
40 |
| FUJIFILM Business Innovation Corp. | 7395 |
31 |
| Konica Minolta, Inc. | 8349 |
19 |
| Xerox Corporation | 7503 |
17 |
| Brother Industries, Ltd. | 13000 |
16 |
| Lexmark International, Inc. | 1793 |
12 |
| Konica Minolta Holdings, Inc. | 1086 |
11 |
| Kyocera Document Solutions Inc. | 5295 |
11 |
| Toshiba TEC Corporation | 3877 |
10 |
| Toshiba Corporation | 12017 |
9 |
| Ricoh Company, Ltd. | 13266 |
8 |
| Konica Minolta Business Technologies, Inc. | 1564 |
5 |
| Oce Printing Systems GmbH | 134 |
4 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
4 |
| Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd. | 84 |
3 |
| Miyakoshi Printing Machinery Co., Ltd. | 67 |
3 |
| Other owners | 46 |