- 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: 15518
10-year publication summary
|
976
|
1036
|
1111
|
1265
|
1221
|
1421
|
1240
|
1211
|
1050
|
425
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17903 |
661 |
| Toyobo Co., Ltd. | 2524 |
415 |
| Dow Global Technologies LLC | 10858 |
363 |
| Kuraray Co., Ltd. | 3583 |
354 |
| FUJIFILM Corporation | 30340 |
302 |
| Toray Industries, Inc. | 7073 |
272 |
| Borealis AG | 2727 |
266 |
| Mitsubishi Chemical Corporation | 4675 |
228 |
| 3m Innovative Properties Company | 17491 |
220 |
| Kaneka Corporation | 4657 |
201 |
| Kolon Industries, Inc. | 1779 |
181 |
| Mitsubishi Gas Chemical Company, Inc. | 3602 |
177 |
| Nitto Denko Corporation | 8483 |
176 |
| ExxonMobil Chemical Patents Inc. | 3805 |
171 |
| Zeon Corporation | 4128 |
157 |
| Sumitomo Chemical Company, Limited | 9014 |
144 |
| Stora Enso Oyj | 1635 |
139 |
| PI Advanced Materials Co., Ltd. | 221 |
136 |
| Konica Minolta, Inc. | 9065 |
135 |
| Daikin Industries, Ltd. | 10412 |
128 |
| Other owners | 10692 |