- All sections
- G - Physics
- G03G - Electrography; electrophotography; magnetography
- G03G 9/093 - Encapsulated toner particles
Patent holdings for IPC class G03G 9/093
Total number of patents in this class: 604
10-year publication summary
|
64
|
76
|
71
|
78
|
64
|
52
|
30
|
38
|
43
|
27
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xerox Corporation | 7853 |
130 |
| Canon Inc. | 36686 |
102 |
| Kyocera Document Solutions Inc. | 5490 |
81 |
| FUJIFILM Business Innovation Corp. | 7411 |
54 |
| Ricoh Company, Ltd. | 13592 |
36 |
| Lexmark International, Inc. | 1873 |
29 |
| Konica Minolta, Inc. | 8264 |
27 |
| Hewlett-Packard Development Company, L.P. | 29429 |
23 |
| Toshiba TEC Corporation | 3881 |
20 |
| Toshiba Corporation | 11944 |
9 |
| Eastman Kodak Company | 3761 |
9 |
| Kao Corporation | 4836 |
9 |
| Mitsubishi Chemical Corporation | 4175 |
8 |
| Zeon Corporation | 3827 |
7 |
| Shenzhen Leputai Technology Co., Ltd | 6 |
5 |
| Samsung Electronics Co., Ltd. | 127467 |
4 |
| Sharp Corporation | 10480 |
4 |
| Samsung Fine Chemicals Co., Ltd. | 184 |
4 |
| LG Chem, Ltd. | 16933 |
3 |
| Mitsubishi Rayon Co., Ltd. | 1049 |
3 |
| Other owners | 37 |