- 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: 1985
10-year publication summary
|
146
|
131
|
95
|
104
|
78
|
105
|
118
|
159
|
133
|
107
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30873 |
63 |
| Agc, Inc. | 5722 |
63 |
| LG Chem, Ltd. | 18010 |
60 |
| FUJIFILM Manufacturing Europe B.V. | 220 |
53 |
| Solvay Specialty Polymers Italy S.p.A. | 654 |
41 |
| Asahi Kasei Kabushiki Kaisha | 2879 |
37 |
| Toray Industries, Inc. | 7167 |
29 |
| LG Energy Solution, Ltd. | 20012 |
29 |
| 3m Innovative Properties Company | 17465 |
26 |
| Uop LLC | 4411 |
26 |
| Rensselaer Polytechnic Institute | 857 |
25 |
| Centre National de La Recherche Scientifique | 11171 |
24 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11137 |
24 |
| Astom Corporation | 39 |
22 |
| W. L. Gore & Associates, Inc. | 2742 |
21 |
| BASF SE | 21337 |
19 |
| Arkema France | 4243 |
18 |
| Samsung Electronics Co., Ltd. | 160170 |
17 |
| Kolon Industries, Inc. | 1870 |
17 |
| Tokuyama Corporation | 1507 |
17 |
| Other owners | 1354 |