- 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 8/18 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from other substances
Patent holdings for IPC class D01F 8/18
Total number of patents in this class: 183
10-year publication summary
|
10
|
13
|
16
|
18
|
19
|
36
|
16
|
17
|
15
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25981 |
6 |
| The United States of America as represented by the Secretary of the Army | 1264 |
4 |
| Dynetics, Inc. | 11 |
4 |
| Hangzhou Gaoxi Technology Co., Ltd. | 31 |
3 |
| FibreCoat GmbH | 9 |
3 |
| The Procter & Gamble Company | 21870 |
2 |
| The Regents of the University of California | 20924 |
2 |
| Hyundai Motor Company | 25034 |
2 |
| Korea Advanced Institute of Science and Technology | 4715 |
2 |
| Amogreentech Co., Ltd. | 650 |
2 |
| Carraro S.r.l. | 18 |
2 |
| Cornell University | 3458 |
2 |
| Free Form Fibers, LLC | 39 |
2 |
| Korea Electrotechnology Research Institute | 514 |
2 |
| Nanjing Agricultural University | 173 |
2 |
| Nanjing Forestry University | 126 |
2 |
| Trevira GmbH | 40 |
2 |
| Vanderbilt University | 2033 |
2 |
| Zhejiang University | 3488 |
2 |
| Qingdao University of Technology | 645 |
2 |
| Other owners | 133 |