- 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: 14893
10-year publication summary
|
1017
|
976
|
1036
|
1111
|
1265
|
1218
|
1414
|
1234
|
1184
|
632
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17632 |
618 |
| Toyobo Co., Ltd. | 2494 |
380 |
| Dow Global Technologies LLC | 10363 |
340 |
| Kuraray Co., Ltd. | 3501 |
336 |
| FUJIFILM Corporation | 29367 |
326 |
| Toray Industries, Inc. | 6936 |
275 |
| Borealis AG | 2803 |
268 |
| 3m Innovative Properties Company | 17833 |
218 |
| Mitsubishi Chemical Corporation | 4507 |
200 |
| Kaneka Corporation | 4522 |
187 |
| Kolon Industries, Inc. | 1687 |
180 |
| Nitto Denko Corporation | 8231 |
176 |
| ExxonMobil Chemical Patents Inc. | 3980 |
168 |
| Mitsubishi Gas Chemical Company, Inc. | 3465 |
165 |
| Zeon Corporation | 4077 |
159 |
| Stora Enso Oyj | 1636 |
152 |
| Sumitomo Chemical Company, Limited | 9046 |
139 |
| Konica Minolta, Inc. | 8729 |
132 |
| PI Advanced Materials Co., Ltd. | 200 |
129 |
| Eastman Chemical Company | 2217 |
118 |
| Other owners | 10227 |