- All sections
- C - Chemistry; metallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor
- C09D 11/023 - Emulsion inks
Patent holdings for IPC class C09D 11/023
Total number of patents in this class: 225
10-year publication summary
|
15
|
16
|
14
|
32
|
38
|
31
|
25
|
32
|
24
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
58 |
| Kao Corporation | 4843 |
13 |
| FUJIFILM Corporation | 27102 |
12 |
| Seiko Epson Corporation | 18724 |
9 |
| Riso Kagaku Corporation | 666 |
8 |
| Sun Chemical Corporation | 865 |
8 |
| Xerox Corporation | 7503 |
6 |
| Ricoh Company, Ltd. | 13266 |
6 |
| DNP Fine Chemicals Co., Ltd. | 162 |
6 |
| Nippon Shokubai Co., Ltd. | 1487 |
5 |
| Brother Industries, Ltd. | 13000 |
4 |
| DIC Corporation | 3597 |
4 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
4 |
| Sakata INX Corp. | 345 |
4 |
| Think Laboratory Co., Ltd. | 123 |
4 |
| Canon Inc. | 36841 |
3 |
| Eastman Kodak Company | 3444 |
3 |
| University of Sussex | 96 |
3 |
| Agfa NV | 642 |
3 |
| L'OREAL, Société Anonyme | 14722 |
2 |
| Other owners | 60 |