- All sections
- D - Textiles; paper
- D04H - Making textile fabrics, e.g. from fibres or filamentary material; fabrics made by such processes or apparatus, e.g. felts, non-woven fabrics; cotton-wool; wadding
- D04H 1/541 - Composite fibres e.g. sheath-core, sea-island or side-by-side; Mixed fibres
Patent holdings for IPC class D04H 1/541
Total number of patents in this class: 588
10-year publication summary
|
37
|
29
|
51
|
36
|
52
|
68
|
42
|
45
|
53
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22178 |
28 |
| 3m Innovative Properties Company | 18406 |
24 |
| Kimberly-clark Worldwide, Inc. | 5854 |
19 |
| Carl Freudenberg KG | 1346 |
14 |
| Unicharm Corporation | 2744 |
14 |
| JNC Corporation | 1527 |
13 |
| Glatfelter Corporation | 69 |
12 |
| Mitsui Chemicals, Inc. | 3134 |
10 |
| ES FiberVisions ApS | 39 |
10 |
| ES FiberVisions Co., Ltd. | 41 |
10 |
| ES FiberVisions LP | 43 |
10 |
| Fitesa Germany GmbH | 34 |
10 |
| Kao Corporation | 4843 |
9 |
| Swedish Match North Europe AB | 402 |
9 |
| Daiwabo Holdings Co., Ltd. | 50 |
8 |
| Daiwabo Polytec Co., Ltd. | 34 |
8 |
| ES FiberVisions Hong Kong Limited | 28 |
8 |
| JNC Fibers Corporation | 46 |
8 |
| Teijin Frontier Co., Ltd. | 182 |
7 |
| Toray Advanced Materials Korea Inc. | 222 |
6 |
| Other owners | 351 |