- 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 1/55 - Polyesters
Patent holdings for IPC class D04H 1/55
Total number of patents in this class: 172
10-year publication summary
|
8
|
13
|
11
|
13
|
18
|
14
|
20
|
14
|
16
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3597 |
10 |
| Toray Advanced Materials Korea Inc. | 297 |
9 |
| 3m Innovative Properties Company | 17484 |
8 |
| Carl Freudenberg KG | 1492 |
8 |
| Kolon Industries, Inc. | 1844 |
6 |
| The Procter & Gamble Company | 21856 |
4 |
| Kimberly-clark Worldwide, Inc. | 5304 |
4 |
| Donaldson Company, Inc. | 1606 |
4 |
| Mitsubishi Paper Mills Limited | 225 |
4 |
| R.J. Reynolds Tobacco Company | 502 |
4 |
| Kaneka Corporation | 4721 |
3 |
| Autoneum Management AG | 129 |
3 |
| National Institute for Materials Science | 1085 |
3 |
| Nippon Zoki Pharmaceutical Co., Ltd. | 130 |
3 |
| Swedish Match North Europe AB | 498 |
3 |
| Ahlstrom Oyj | 204 |
3 |
| Toyo Aluminium Ekco Products Co., Ltd | 64 |
3 |
| Huvis Corporation | 70 |
2 |
| Metsa Fibre Oy | 46 |
2 |
| Nonwoven Networks LLC | 4 |
2 |
| Other owners | 84 |