- 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: 516
10-year publication summary
|
35
|
40
|
40
|
53
|
50
|
54
|
48
|
42
|
33
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kolon Industries, Inc. | 1835 |
33 |
| Toyobo MC Corporation | 529 |
30 |
| The Procter & Gamble Company | 21861 |
24 |
| Toray Industries, Inc. | 7096 |
22 |
| 3m Innovative Properties Company | 17488 |
18 |
| Toyobo Co., Ltd. | 2536 |
17 |
| Kimberly-clark Worldwide, Inc. | 5301 |
16 |
| Carl Freudenberg KG | 1486 |
16 |
| Fitesa Germany GmbH | 40 |
15 |
| Mitsui Chemicals Asahi Life Materials Co., Ltd. | 99 |
13 |
| Kaneka Corporation | 4693 |
12 |
| Fitesa Simpsonville, Inc. | 34 |
11 |
| Kuraray Co., Ltd. | 3589 |
11 |
| Pfnonwovens Czech s.r.o. | 21 |
9 |
| Toray Advanced Materials Korea Inc. | 296 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
7 |
| North Carolina State University | 1591 |
7 |
| Ohki Co., Ltd. | 59 |
7 |
| PFNonwovens Holding s.r.o. | 53 |
6 |
| Fitesa Film Products LLC | 48 |
6 |
| Other owners | 228 |