- All sections
- D - Textilespaper
- D04H - Making textile fabrics, e.g. from fibres or filamentary materialfabrics made by such processes or apparatus, e.g. felts, non-woven fabricscotton-woolwadding
- D04H 3/016 - Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
Patent holdings for IPC class D04H 3/016
Total number of patents in this class: 198
10-year publication summary
|
20
|
23
|
18
|
20
|
20
|
9
|
13
|
11
|
11
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carl Freudenberg KG | 1499 |
17 |
| Washington University | 1779 |
13 |
| Toray Industries, Inc. | 7167 |
8 |
| Kuraray Co., Ltd. | 3620 |
7 |
| Kolon Industries, Inc. | 1870 |
6 |
| Toyobo Co., Ltd. | 2583 |
6 |
| Toyobo MC Corporation | 567 |
5 |
| Kimberly-clark Worldwide, Inc. | 5264 |
4 |
| Daikin Industries, Ltd. | 10551 |
4 |
| Asahi Kasei Kabushiki Kaisha | 2879 |
4 |
| Ascend Performance Materials Operations LLC | 267 |
4 |
| Ultra Small Fibers, LLC | 23 |
4 |
| JXTG Nippon Oil & Energy Corporation | 323 |
4 |
| The Procter & Gamble Company | 21877 |
3 |
| Mitsui Chemicals, Inc. | 3291 |
3 |
| University of South Florida | 1921 |
3 |
| Lenzing Aktiengesellschaft | 499 |
3 |
| Purac Biochem B.V. | 476 |
3 |
| Tigers Polymer Corporation | 41 |
3 |
| University of Central Florida Research Foundation, Inc. | 1265 |
3 |
| Other owners | 91 |