- All sections
- D - Textilespaper
- D01F - Chemical features in the manufacture of man-made filaments, threads, fibres, bristles or ribbonsapparatus specially adapted for the manufacture of carbon filaments
- D01F 9/14 - Carbon filamentsApparatus specially adapted for the manufacture thereof by decomposition of organic filaments
Patent holdings for IPC class D01F 9/14
Total number of patents in this class: 151
10-year publication summary
|
15
|
13
|
18
|
12
|
6
|
6
|
7
|
6
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Teijin Limited | 1251 |
10 |
| Toray Industries, Inc. | 6966 |
9 |
| The Boeing Company | 20098 |
8 |
| UT-Battelle, LLC | 1463 |
6 |
| Board of Regents, The University of Texas System | 5828 |
4 |
| Dow Global Technologies LLC | 10386 |
3 |
| Deakin University | 127 |
3 |
| Incubation Alliance, Inc. | 26 |
3 |
| Tec One Co., Ltd. | 11 |
3 |
| Technische Universität Dresden | 556 |
3 |
| Toho Tenax Co., Ltd. | 46 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6123 |
3 |
| Carbon Fiber Recycling, LLC | 3 |
3 |
| GM Global Technology Operations LLC | 15114 |
2 |
| Mitsubishi Rayon Co., Ltd. | 905 |
2 |
| Mitsubishi Chemical Corporation | 4528 |
2 |
| Cornell University | 3319 |
2 |
| ELG Carbon Fibre International GmbH | 6 |
2 |
| Global Graphene Group, Inc. | 247 |
2 |
| Kolon Industries, Inc. | 1691 |
2 |
| Other owners | 76 |