- All sections
- C - Chemistry; metallurgy
- C08J - Working-up; general processes of compounding; after-treatment not covered by subclasses , , , or
- C08J 7/00 - Chemical treatment or coating of shaped articles made of macromolecular substances
Patent holdings for IPC class C08J 7/00
Total number of patents in this class: 756
10-year publication summary
|
45
|
47
|
51
|
29
|
32
|
42
|
31
|
54
|
17
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9495 |
25 |
| Sekisui Chemical Co., Ltd. | 3159 |
23 |
| Kuraray Co., Ltd. | 3392 |
19 |
| Nitto Denko Corporation | 7879 |
18 |
| FUJIFILM Corporation | 27102 |
15 |
| Toray Industries, Inc. | 6652 |
15 |
| Lintec Corporation | 1915 |
13 |
| Osaka University | 3143 |
12 |
| Sumitomo Chemical Company, Limited | 8808 |
10 |
| Sumitomo Electric Fine Polymer, Inc. | 202 |
10 |
| Toyobo Co., Ltd. | 2286 |
9 |
| Johnson & Johnson Vision Care, Inc. | 1255 |
8 |
| 3m Innovative Properties Company | 18406 |
8 |
| Sumitomo Electric Industries, Ltd. | 14131 |
8 |
| Zeon Corporation | 3854 |
8 |
| Kureha Corporation | 1026 |
7 |
| NOK Corporation | 2108 |
7 |
| Agc, Inc. | 4029 |
6 |
| BASF SE | 19740 |
5 |
| Dai Nippon Printing Co., Ltd. | 3891 |
5 |
| Other owners | 525 |