- 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: 4152
10-year publication summary
|
376
|
387
|
431
|
396
|
340
|
301
|
285
|
316
|
196
|
158
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7163 |
288 |
| Mitsubishi Chemical Corporation | 4757 |
93 |
| Teijin Limited | 1294 |
89 |
| Arkema France | 4230 |
85 |
| Mitsubishi Gas Chemical Company, Inc. | 3650 |
72 |
| DIC Corporation | 4000 |
59 |
| SABIC Global Technologies B.V. | 4629 |
52 |
| BASF SE | 21318 |
51 |
| The Boeing Company | 20212 |
46 |
| Johns Manville | 918 |
39 |
| Covestro Deutschland AG | 2862 |
38 |
| E. I. du Pont de Nemours and Company | 3452 |
34 |
| Dow Global Technologies LLC | 11051 |
34 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
32 |
| Cytec Industries Inc. | 412 |
31 |
| Hexcel Corporation | 296 |
29 |
| Nitto Boseki Co., Ltd. | 303 |
29 |
| Sumitomo Chemical Company, Limited | 8989 |
25 |
| Asahi Kasei Kabushiki Kaisha | 2871 |
25 |
| Mitsui Chemicals, Inc. | 3283 |
24 |
| Other owners | 2977 |