- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 15/00 - Apparatus for electrographic processes using a charge pattern
Patent holdings for IPC class G03G 15/00
Total number of patents in this class: 12879
10-year publication summary
|
1256
|
1319
|
1401
|
1152
|
1023
|
831
|
714
|
690
|
638
|
222
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38930 |
3475 |
| Brother Industries, Ltd. | 12937 |
1411 |
| Ricoh Company, Ltd. | 13190 |
993 |
| Kyocera Document Solutions Inc. | 5461 |
878 |
| FUJIFILM Business Innovation Corp. | 7556 |
829 |
| Konica Minolta, Inc. | 8606 |
756 |
| Hewlett-Packard Development Company, L.P. | 26164 |
747 |
| Toshiba TEC Corporation | 3736 |
526 |
| Sharp Corporation | 10254 |
300 |
| Toshiba Corporation | 12230 |
298 |
| Lexmark International, Inc. | 1697 |
232 |
| Konica Minolta Business Technologies, Inc. | 1455 |
229 |
| Xerox Corporation | 7035 |
183 |
| Canon Kabushiki Kaisha | 7002 |
183 |
| Oki Electric Industry Co., Ltd. | 1601 |
148 |
| Seiko Epson Corporation | 19131 |
105 |
| Eastman Kodak Company | 2971 |
105 |
| HP Indigo B.V. | 529 |
92 |
| Canon Finetech Nisca Inc. | 249 |
86 |
| Kyocera Mita Corporation | 226 |
48 |
| Other owners | 1255 |