- 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 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
Patent holdings for IPC class C09D 11/38
Total number of patents in this class: 2602
10-year publication summary
|
194
|
217
|
270
|
281
|
314
|
307
|
293
|
260
|
275
|
74
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18724 |
267 |
| Hewlett-Packard Development Company, L.P. | 28538 |
180 |
| Ricoh Company, Ltd. | 13266 |
180 |
| FUJIFILM Corporation | 27102 |
178 |
| Canon Inc. | 36841 |
84 |
| Agfa NV | 642 |
80 |
| Konica Minolta, Inc. | 8349 |
71 |
| Sakata INX Corp. | 345 |
64 |
| Xerox Corporation | 7503 |
58 |
| LG Chem, Ltd. | 17205 |
48 |
| Kao Corporation | 4843 |
47 |
| Sun Chemical Corporation | 865 |
47 |
| DIC Corporation | 3597 |
46 |
| Brother Industries, Ltd. | 13000 |
45 |
| Agfa-Gevaert | 282 |
42 |
| Eastman Kodak Company | 3444 |
27 |
| Kyocera Document Solutions Inc. | 5295 |
27 |
| FUJIFILM Speciality Ink Systems Limited | 83 |
23 |
| Riso Kagaku Corporation | 666 |
23 |
| Merck Patent GmbH | 5909 |
22 |
| Other owners | 1043 |