- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 5/18 - Manufacture of films or sheets
Patent holdings for IPC class C08J 5/18
Total number of patents in this class: 15647
10-year publication summary
|
976
|
1036
|
1111
|
1265
|
1221
|
1422
|
1240
|
1211
|
1058
|
595
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17921 |
670 |
| Toyobo Co., Ltd. | 2536 |
421 |
| Dow Global Technologies LLC | 10930 |
368 |
| Kuraray Co., Ltd. | 3589 |
358 |
| FUJIFILM Corporation | 30512 |
301 |
| Toray Industries, Inc. | 7096 |
273 |
| Borealis AG | 2735 |
266 |
| Mitsubishi Chemical Corporation | 4721 |
233 |
| 3m Innovative Properties Company | 17488 |
217 |
| Kaneka Corporation | 4693 |
205 |
| Kolon Industries, Inc. | 1835 |
186 |
| Mitsubishi Gas Chemical Company, Inc. | 3619 |
178 |
| Nitto Denko Corporation | 8526 |
176 |
| ExxonMobil Chemical Patents Inc. | 3786 |
172 |
| Zeon Corporation | 4145 |
158 |
| Sumitomo Chemical Company, Limited | 8996 |
144 |
| PI Advanced Materials Co., Ltd. | 231 |
142 |
| Stora Enso Oyj | 1648 |
138 |
| Konica Minolta, Inc. | 9116 |
135 |
| Daikin Industries, Ltd. | 10478 |
130 |
| Other owners | 10776 |