- All sections
- D - Textilespaper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 5/06 - Wet spinning methods
Patent holdings for IPC class D01D 5/06
Total number of patents in this class: 905
10-year publication summary
|
55
|
56
|
59
|
67
|
67
|
78
|
70
|
97
|
75
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lenzing Aktiengesellschaft | 522 |
38 |
| Kolon Industries, Inc. | 1687 |
26 |
| Cytec Industries Inc. | 402 |
23 |
| Spiber Inc. | 296 |
16 |
| Kaneka Corporation | 4522 |
15 |
| Treetotextile AB | 53 |
15 |
| Nutrition & Biosciences USA 4, Inc. | 224 |
15 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1392 |
14 |
| KT & G Corporation | 2644 |
13 |
| E. I. du Pont de Nemours and Company | 4082 |
12 |
| Toray Industries, Inc. | 6936 |
11 |
| Stora Enso Oyj | 1636 |
10 |
| Lin, Chih-hsin | 17 |
9 |
| Centre National de La Recherche Scientifique | 10418 |
8 |
| Aurotec GmbH | 46 |
8 |
| President and Fellows of Harvard College | 5976 |
7 |
| Bolt Threads, Inc. | 162 |
7 |
| North Carolina State University | 1561 |
7 |
| Teijin Aramid B.V. | 169 |
7 |
| Zhejiang University | 3143 |
7 |
| Other owners | 637 |