- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
Patent holdings for IPC class C08J 5/04
Total number of patents in this class: 4018
10-year publication summary
|
257
|
342
|
359
|
401
|
374
|
323
|
289
|
278
|
293
|
183
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7006 |
284 |
| Mitsubishi Chemical Corporation | 4606 |
92 |
| Teijin Limited | 1257 |
90 |
| Arkema France | 4173 |
83 |
| Mitsubishi Gas Chemical Company, Inc. | 3499 |
66 |
| DIC Corporation | 3848 |
59 |
| BASF SE | 21087 |
51 |
| SABIC Global Technologies B.V. | 4403 |
49 |
| The Boeing Company | 20163 |
46 |
| Johns Manville | 945 |
39 |
| Covestro Deutschland AG | 2790 |
37 |
| E. I. du Pont de Nemours and Company | 3899 |
36 |
| Dow Global Technologies LLC | 10555 |
32 |
| Hexcel Corporation | 301 |
29 |
| Cytec Industries Inc. | 396 |
28 |
| Nitto Boseki Co., Ltd. | 293 |
27 |
| Sumitomo Chemical Company, Limited | 9109 |
24 |
| Mitsui Chemicals, Inc. | 3230 |
23 |
| Asahi Kasei Kabushiki Kaisha | 2719 |
23 |
| Kingfa SCI & Tech Co. Ltd. | 656 |
23 |
| Other owners | 2877 |