- All sections
- D - Textiles; paper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 5/24 - Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
Patent holdings for IPC class D01D 5/24
Total number of patents in this class: 331
10-year publication summary
|
15
|
28
|
21
|
26
|
23
|
27
|
29
|
22
|
15
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6843 |
13 |
| Mitsubishi Rayon Co., Ltd. | 949 |
13 |
| Gambro Lundia AB | 1369 |
12 |
| Technion Research & Development Foundation Ltd. | 1196 |
8 |
| Kimberly-clark Worldwide, Inc. | 5520 |
6 |
| Aladdin Manufacturing Corporation | 209 |
6 |
| Fresenius Medical Care Holdings, Inc. | 1391 |
6 |
| NOK Corporation | 2162 |
6 |
| Asahi Kasei Medical Co., Ltd. | 299 |
5 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 102 |
5 |
| National University of Singapore | 2362 |
5 |
| BASF SE | 20387 |
4 |
| The Boeing Company | 19901 |
4 |
| Kaneka Corporation | 4493 |
4 |
| The United States of America as represented by the Secretary of the Army | 1182 |
4 |
| Bolt Threads, Inc. | 159 |
4 |
| King Abdulaziz University | 504 |
4 |
| Industrial Technology Research Institute | 4960 |
3 |
| Cytec Industries Inc. | 420 |
3 |
| Pall Corporation | 346 |
3 |
| Other owners | 213 |