- All sections
- D - Textilespaper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 1/02 - Preparation of spinning solutions
Patent holdings for IPC class D01D 1/02
Total number of patents in this class: 607
10-year publication summary
|
62
|
37
|
43
|
56
|
34
|
42
|
55
|
60
|
58
|
39
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kolon Industries, Inc. | 1821 |
12 |
| Eastman Chemical (China) Co Ltd | 58 |
12 |
| Treetotextile AB | 57 |
11 |
| List Technology AG | 44 |
11 |
| Lenzing Aktiengesellschaft | 503 |
10 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1635 |
8 |
| DuPont Safety & Construction, Inc. | 681 |
8 |
| Lin, Chih-hsin | 17 |
8 |
| Bolt Threads, Inc. | 151 |
7 |
| Hyosung Corporation | 288 |
7 |
| Poly-Med, Inc. | 188 |
7 |
| Teijin Aramid B.V. | 167 |
7 |
| Cytec Industries Inc. | 408 |
6 |
| KT & G Corporation | 3097 |
6 |
| Beijing Tongyizhong Specialty Fibre Technology & Development Co., Ltd | 8 |
5 |
| Braskem America, Inc. | 234 |
5 |
| China Textile Academy | 14 |
5 |
| The Florida International University Board of Trustees | 668 |
5 |
| List Holding AG | 39 |
5 |
| Stora Enso Oyj | 1649 |
5 |
| Other owners | 457 |