- All sections
- G - Physics
- G03G - Electrographyelectrophotographymagnetography
- G03G 15/01 - Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
Patent holdings for IPC class G03G 15/01
Total number of patents in this class: 2010
10-year publication summary
|
168
|
146
|
200
|
143
|
139
|
99
|
101
|
105
|
102
|
65
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 39538 |
505 |
| Brother Industries, Ltd. | 12961 |
250 |
| Ricoh Company, Ltd. | 13209 |
215 |
| FUJIFILM Business Innovation Corp. | 7576 |
187 |
| Hewlett-Packard Development Company, L.P. | 25940 |
109 |
| Konica Minolta, Inc. | 8681 |
94 |
| Kyocera Document Solutions Inc. | 5525 |
86 |
| Toshiba TEC Corporation | 3784 |
79 |
| Canon Kabushiki Kaisha | 7046 |
56 |
| Konica Minolta Business Technologies, Inc. | 1435 |
47 |
| Oki Electric Industry Co., Ltd. | 1594 |
45 |
| Toshiba Corporation | 12300 |
44 |
| Eastman Kodak Company | 2918 |
38 |
| Sharp Corporation | 10302 |
37 |
| Lexmark International, Inc. | 1674 |
20 |
| Xerox Corporation | 7026 |
19 |
| HP Indigo B.V. | 529 |
18 |
| UI Technologies, Inc. | 75 |
16 |
| Hewlett-Packard Indigo B.V. | 246 |
14 |
| Brother Kogyo Kabushikikaisha | 1754 |
12 |
| Other owners | 119 |