- All sections
- C - Chemistrymetallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquersfilling pasteschemical paint or ink removersinkscorrecting fluidswoodstainspastes or solids for colouring or printinguse of materials therefor
- C09D 11/326 - Pigment inks characterised by the pigment dispersant
Patent holdings for IPC class C09D 11/326
Total number of patents in this class: 777
10-year publication summary
|
72
|
71
|
91
|
52
|
46
|
62
|
44
|
46
|
37
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30516 |
66 |
| Ricoh Company, Ltd. | 13333 |
63 |
| Seiko Epson Corporation | 20259 |
53 |
| Hewlett-Packard Development Company, L.P. | 25180 |
49 |
| Kao Corporation | 5076 |
45 |
| DIC Corporation | 3965 |
35 |
| Canon Inc. | 43869 |
24 |
| Riso Kagaku Corporation | 642 |
21 |
| Konica Minolta, Inc. | 9125 |
18 |
| Kyocera Document Solutions Inc. | 6256 |
18 |
| Sakata INX Corp. | 396 |
18 |
| Agfa NV | 669 |
18 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 377 |
17 |
| Lubrizol Advanced Materials, Inc. | 955 |
16 |
| Brother Industries, Ltd. | 12829 |
15 |
| FUJIFILM Imaging Colorants Limited | 194 |
14 |
| Nippon Kayaku Kabushiki Kaisha | 1454 |
14 |
| Toyocolor Co., Ltd. | 252 |
13 |
| Cabot Corporation | 543 |
12 |
| LG Chem, Ltd. | 17929 |
11 |
| Other owners | 237 |