- 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 179/08 - Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
Patent holdings for IPC class C09D 179/08
Total number of patents in this class: 1032
10-year publication summary
|
110
|
99
|
110
|
123
|
96
|
100
|
76
|
69
|
69
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
54 |
| LG Chem, Ltd. | 17205 |
51 |
| Samsung Electronics Co., Ltd. | 131630 |
30 |
| Samsung SDI Co., Ltd. | 6671 |
26 |
| Toray Industries, Inc. | 6652 |
22 |
| Daikin Industries, Ltd. | 9495 |
19 |
| Kaneka Corporation | 4445 |
19 |
| E. I. du Pont de Nemours and Company | 4345 |
18 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 270 |
17 |
| Mitsubishi Materials Corporation | 2378 |
15 |
| SHPP Global Technologies B.V. | 1045 |
15 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
14 |
| Nissan Chemical Industries, Ltd. | 1822 |
13 |
| Sumitomo Electric Wintec, Inc. | 57 |
13 |
| Nissan Chemical Corporation | 1725 |
13 |
| FUJIFILM Business Innovation Corp. | 7395 |
13 |
| Sumitomo Electric Industries, Ltd. | 14131 |
12 |
| PI Advanced Materials Co., Ltd. | 157 |
12 |
| Hitachi Chemical Company, Ltd. | 2455 |
11 |
| Mitsui Chemicals, Inc. | 3134 |
11 |
| Other owners | 634 |