- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 15/20 - Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
Patent holdings for IPC class G03G 15/20
Total number of patents in this class: 6177
10-year publication summary
|
493
|
484
|
503
|
536
|
466
|
393
|
402
|
341
|
306
|
115
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42505 |
1539 |
| Ricoh Company, Ltd. | 13303 |
730 |
| FUJIFILM Business Innovation Corp. | 7854 |
540 |
| Toshiba TEC Corporation | 3894 |
520 |
| Brother Industries, Ltd. | 12858 |
413 |
| Kyocera Document Solutions Inc. | 6104 |
354 |
| Konica Minolta, Inc. | 9048 |
328 |
| Hewlett-Packard Development Company, L.P. | 25337 |
313 |
| Toshiba Corporation | 12694 |
232 |
| Sharp Corporation | 10479 |
146 |
| Canon Kabushiki Kaisha | 7249 |
130 |
| Konica Minolta Business Technologies, Inc. | 1342 |
111 |
| Xerox Corporation | 4709 |
105 |
| Lexmark International, Inc. | 1563 |
95 |
| Oki Electric Industry Co., Ltd. | 1580 |
73 |
| Eastman Kodak Company | 2668 |
48 |
| Brother Kogyo Kabushikikaisha | 1785 |
37 |
| Sumitomo Electric Fine Polymer, Inc. | 204 |
34 |
| Fuji Xerox Co., Ltd. | 189 |
20 |
| Sumitomo Electric Industries, Ltd. | 16145 |
19 |
| Other owners | 390 |