- 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 179/08 - PolyimidesPolyester-imidesPolyamide-imidesPolyamide acids or similar polyimide precursors
Patent holdings for IPC class C09D 179/08
Total number of patents in this class: 1081
10-year publication summary
|
99
|
110
|
123
|
96
|
100
|
76
|
72
|
72
|
65
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10246 |
56 |
| LG Chem, Ltd. | 17594 |
54 |
| Samsung Electronics Co., Ltd. | 145025 |
29 |
| Samsung SDI Co., Ltd. | 8140 |
25 |
| Daikin Industries, Ltd. | 9973 |
22 |
| Toray Industries, Inc. | 6930 |
21 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 329 |
20 |
| PI Advanced Materials Co., Ltd. | 198 |
20 |
| E. I. du Pont de Nemours and Company | 4096 |
18 |
| Kaneka Corporation | 4506 |
18 |
| Mitsubishi Materials Corporation | 2437 |
17 |
| SHPP Global Technologies B.V. | 1084 |
15 |
| Nissan Chemical Corporation | 2000 |
14 |
| Sumitomo Electric Wintec, Inc. | 63 |
13 |
| FUJIFILM Business Innovation Corp. | 7580 |
13 |
| Sumitomo Electric Industries, Ltd. | 15414 |
12 |
| PPG Industries Ohio, Inc. | 3456 |
12 |
| Mitsui Chemicals, Inc. | 3222 |
12 |
| Mitsubishi Gas Chemical Company, Inc. | 3459 |
12 |
| Nissan Chemical Industries, Ltd. | 1721 |
12 |
| Other owners | 666 |