- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 9/00 - Developers
Patent holdings for IPC class G03G 9/00
Total number of patents in this class: 399
10-year publication summary
|
30
|
19
|
7
|
23
|
3
|
0
|
1
|
5
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xerox Corporation | 4379 |
58 |
| Ricoh Company, Ltd. | 13386 |
53 |
| FUJIFILM Business Innovation Corp. | 8039 |
44 |
| Canon Inc. | 44285 |
35 |
| Hewlett-Packard Development Company, L.P. | 25139 |
28 |
| Konica Minolta Business Technologies, Inc. | 1312 |
16 |
| HP Indigo B.V. | 529 |
15 |
| Hewlett-Packard Indigo B.V. | 246 |
14 |
| Powdertech Co., Ltd. | 138 |
11 |
| Kao Corporation | 5100 |
10 |
| Toshiba TEC Corporation | 3912 |
9 |
| Lexmark International, Inc. | 1531 |
9 |
| Genesee Valley Innovations, LLC | 2179 |
9 |
| Eastman Kodak Company | 2577 |
8 |
| Sharp Corporation | 10868 |
6 |
| Konica Minolta, Inc. | 9176 |
6 |
| Kyocera Document Solutions Inc. | 6360 |
6 |
| Oki Electric Industry Co., Ltd. | 1573 |
4 |
| Zeon Corporation | 4173 |
4 |
| Toshiba Corporation | 12726 |
3 |
| Other owners | 51 |