- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 5/22 - Films, membranes or diaphragms
Patent holdings for IPC class C08J 5/22
Total number of patents in this class: 1901
10-year publication summary
|
115
|
146
|
131
|
95
|
104
|
78
|
102
|
117
|
149
|
71
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29251 |
69 |
| LG Chem, Ltd. | 17564 |
64 |
| FUJIFILM Manufacturing Europe B.V. | 268 |
59 |
| Agc, Inc. | 4760 |
57 |
| Solvay Specialty Polymers Italy S.p.A. | 753 |
42 |
| Asahi Kasei Kabushiki Kaisha | 2640 |
36 |
| Toray Industries, Inc. | 6906 |
33 |
| 3m Innovative Properties Company | 17855 |
27 |
| LG Energy Solution, Ltd. | 14524 |
26 |
| Centre National de La Recherche Scientifique | 10350 |
25 |
| W. L. Gore & Associates, Inc. | 2673 |
25 |
| Uop LLC | 4216 |
23 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10879 |
22 |
| Sumitomo Chemical Company, Limited | 9018 |
21 |
| Rensselaer Polytechnic Institute | 821 |
21 |
| BASF SE | 20803 |
19 |
| Astom Corporation | 33 |
18 |
| Samsung Electronics Co., Ltd. | 144426 |
17 |
| Nitto Denko Corporation | 8196 |
17 |
| Arkema France | 4015 |
17 |
| Other owners | 1263 |