- All sections
- G - Physics
- G03G - Electrography; electrophotography; magnetography
- G03G 15/08 - Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
Patent holdings for IPC class G03G 15/08
Total number of patents in this class: 7756
10-year publication summary
|
605
|
609
|
584
|
631
|
644
|
637
|
732
|
603
|
493
|
113
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36856 |
1466 |
| Brother Industries, Ltd. | 13284 |
1058 |
| Ricoh Company, Ltd. | 14053 |
684 |
| Kyocera Document Solutions Inc. | 5761 |
604 |
| Hewlett-Packard Development Company, L.P. | 29751 |
588 |
| FUJIFILM Business Innovation Corp. | 7579 |
525 |
| Lexmark International, Inc. | 1966 |
377 |
| Toshiba TEC Corporation | 3902 |
228 |
| Canon Kabushiki Kaisha | 6683 |
226 |
| Sharp Corporation | 11048 |
196 |
| Oki Electric Industry Co., Ltd. | 1736 |
151 |
| Brother Kogyo Kabushikikaisha | 1657 |
148 |
| Konica Minolta, Inc. | 8205 |
138 |
| Toshiba Corporation | 12033 |
137 |
| Konica Minolta Business Technologies, Inc. | 1726 |
109 |
| Xerox Corporation | 6811 |
79 |
| Print-Rite ? Unicorn Image Products Co., Ltd. of Zhuhai | 239 |
70 |
| Bridgestone Corporation | 7304 |
56 |
| Kyocera Mita Corporation | 390 |
42 |
| Seiko Epson Corporation | 19240 |
39 |
| Other owners | 835 |