- 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 1/732 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
Patent holdings for IPC class D04H 1/732
Total number of patents in this class: 640
10-year publication summary
|
45
|
60
|
50
|
40
|
39
|
60
|
64
|
57
|
55
|
55
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20554 |
97 |
| Stora Enso Oyj | 1660 |
34 |
| The Procter & Gamble Company | 21890 |
33 |
| 3m Innovative Properties Company | 17455 |
33 |
| Kimberly-clark Worldwide, Inc. | 5263 |
26 |
| Voith Patent GmbH | 2742 |
19 |
| Saint-Gobain Isover | 683 |
14 |
| PulPac AB | 124 |
12 |
| Essity Hygiene and Health Aktiebolag | 2336 |
11 |
| Glatfelter Corporation | 56 |
11 |
| Toray Industries, Inc. | 7167 |
10 |
| Oji Holdings Corporation | 812 |
7 |
| Autoneum Management AG | 137 |
6 |
| Fameccanica.Data S.p.A. | 232 |
6 |
| Zephyros, Inc. | 694 |
6 |
| Kao Corporation | 5114 |
5 |
| Kemira Oyj | 1270 |
5 |
| Owens Corning Intellectual Capital, LLC | 1739 |
5 |
| Ahlstrom Oyj | 205 |
5 |
| Rockwool A/S | 847 |
5 |
| Other owners | 290 |