- All sections
- G - Physics
- G03G - Electrography; electrophotography; magnetography
- 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: 12577
10-year publication summary
|
1246
|
1256
|
1319
|
1401
|
1152
|
1023
|
831
|
712
|
661
|
367
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 37077 |
3317 |
| Brother Industries, Ltd. | 12859 |
1404 |
| Ricoh Company, Ltd. | 13075 |
954 |
| Kyocera Document Solutions Inc. | 5117 |
818 |
| FUJIFILM Business Innovation Corp. | 7240 |
784 |
| Hewlett-Packard Development Company, L.P. | 27690 |
751 |
| Konica Minolta, Inc. | 8391 |
729 |
| Toshiba TEC Corporation | 3622 |
521 |
| Toshiba Corporation | 11850 |
303 |
| Sharp Corporation | 9677 |
298 |
| Konica Minolta Business Technologies, Inc. | 1497 |
240 |
| Lexmark International, Inc. | 1731 |
236 |
| Xerox Corporation | 7150 |
192 |
| Canon Kabushiki Kaisha | 6882 |
181 |
| Oki Electric Industry Co., Ltd. | 1613 |
147 |
| Eastman Kodak Company | 3220 |
109 |
| Seiko Epson Corporation | 18672 |
103 |
| HP Indigo B.V. | 530 |
93 |
| Canon Finetech Nisca Inc. | 242 |
85 |
| Kyocera Mita Corporation | 244 |
53 |
| Other owners | 1259 |