- 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 6/00 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof
Patent holdings for IPC class D01F 6/00
Total number of patents in this class: 216
10-year publication summary
|
10
|
11
|
21
|
12
|
5
|
15
|
6
|
6
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7073 |
23 |
| DuPont Safety & Construction, Inc. | 675 |
7 |
| Asahi Kasei Kabushiki Kaisha | 2808 |
6 |
| The Board of Regents of the University of Texas System | 2284 |
5 |
| FUJIFILM Corporation | 30340 |
4 |
| Toyo Boseki Kabushiki Kaisha | 296 |
4 |
| Toyobo Co., Ltd. | 2524 |
4 |
| Board of Regents, The University of Texas System | 6070 |
3 |
| Kaneka Corporation | 4657 |
3 |
| Asahi Kasei Medical Co., Ltd. | 233 |
3 |
| Denka Company Limited | 2717 |
3 |
| Eastman Chemical Company | 2077 |
3 |
| The Procter & Gamble Company | 21894 |
2 |
| BASF SE | 21171 |
2 |
| E. I. du Pont de Nemours and Company | 3625 |
2 |
| Panasonic Corporation | 19340 |
2 |
| Wisconsin Alumni Research Foundation | 3911 |
2 |
| Kao Corporation | 5051 |
2 |
| DSM IP Assets B.V. | 5421 |
2 |
| The Regents of the University of Michigan | 4944 |
2 |
| Other owners | 132 |