- 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 3/011 - Polyesters
Patent holdings for IPC class D04H 3/011
Total number of patents in this class: 498
10-year publication summary
|
28
|
33
|
39
|
37
|
49
|
46
|
53
|
47
|
41
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kolon Industries, Inc. | 1691 |
29 |
| Toyobo Co., Ltd. | 2505 |
26 |
| The Procter & Gamble Company | 22031 |
24 |
| Toray Industries, Inc. | 6966 |
22 |
| Toyobo MC Corporation | 365 |
19 |
| 3m Innovative Properties Company | 17813 |
18 |
| Kimberly-clark Worldwide, Inc. | 5449 |
15 |
| Carl Freudenberg KG | 1372 |
15 |
| Fitesa Germany GmbH | 39 |
14 |
| Mitsui Chemicals Asahi Life Materials Co., Ltd. | 90 |
12 |
| Fitesa Simpsonville, Inc. | 34 |
11 |
| Kaneka Corporation | 4549 |
10 |
| Kuraray Co., Ltd. | 3507 |
10 |
| Toray Advanced Materials Korea Inc. | 261 |
8 |
| North Carolina State University | 1566 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2681 |
7 |
| Ohki Co., Ltd. | 56 |
7 |
| Pfnonwovens Czech s.r.o. | 19 |
7 |
| Fitesa Film Products LLC | 48 |
6 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 174 |
4 |
| Other owners | 226 |