- 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 1/4326 - Condensation or reaction polymers
Patent holdings for IPC class D04H 1/4326
Total number of patents in this class: 159
10-year publication summary
|
16
|
14
|
14
|
6
|
9
|
8
|
9
|
26
|
15
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7145 |
15 |
| Kuraray Co., Ltd. | 3600 |
10 |
| 3m Innovative Properties Company | 17445 |
9 |
| Toyobo MC Corporation | 542 |
7 |
| Kimberly-clark Worldwide, Inc. | 5259 |
6 |
| Japan Vilene Company, Ltd. | 69 |
4 |
| Hyundai Motor Company | 24898 |
3 |
| Kia Motors Corporation | 7715 |
3 |
| The Procter & Gamble Company | 21880 |
2 |
| E. I. du Pont de Nemours and Company | 3464 |
2 |
| Mitsubishi Chemical Corporation | 4742 |
2 |
| W. L. Gore & Associates, Inc. | 2734 |
2 |
| Cabot Corporation | 544 |
2 |
| Finetex Ene, Inc. | 26 |
2 |
| Hollingsworth & Vose Company | 301 |
2 |
| Kolon Fashion Material, Inc. | 13 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3640 |
2 |
| Qatar University | 188 |
2 |
| Sekisui Chemical Co., Ltd. | 3638 |
2 |
| Toyobo Co., Ltd. | 2541 |
2 |
| Other owners | 78 |