- 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: 7627
10-year publication summary
|
609
|
584
|
631
|
644
|
637
|
734
|
608
|
520
|
447
|
143
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
1475 |
| Brother Industries, Ltd. | 13000 |
1104 |
| Ricoh Company, Ltd. | 13266 |
646 |
| Hewlett-Packard Development Company, L.P. | 28538 |
611 |
| Kyocera Document Solutions Inc. | 5295 |
567 |
| FUJIFILM Business Innovation Corp. | 7395 |
523 |
| Lexmark International, Inc. | 1793 |
381 |
| Canon Kabushiki Kaisha | 6884 |
239 |
| Toshiba TEC Corporation | 3877 |
221 |
| Sharp Corporation | 10015 |
160 |
| Brother Kogyo Kabushikikaisha | 1709 |
157 |
| Oki Electric Industry Co., Ltd. | 1652 |
144 |
| Konica Minolta, Inc. | 8349 |
141 |
| Toshiba Corporation | 12017 |
126 |
| Konica Minolta Business Technologies, Inc. | 1564 |
96 |
| Print-Rite ? Unicorn Image Products Co., Ltd. of Zhuhai | 237 |
70 |
| Xerox Corporation | 7503 |
57 |
| Bridgestone Corporation | 7067 |
51 |
| Sumitomo Riko Company Limited | 962 |
38 |
| HP Printing Korea Co., Ltd. | 187 |
37 |
| Other owners | 783 |