- All sections
- D - Textiles; paper
- D04H - Making textile fabrics, e.g. from fibres or filamentary material; fabrics made by such processes or apparatus, e.g. felts, non-woven fabrics; cotton-wool; wadding
- D04H 3/011 - Polyesters
Patent holdings for IPC class D04H 3/011
Total number of patents in this class: 458
10-year publication summary
31
|
28
|
35
|
39
|
40
|
53
|
50
|
54
|
48
|
14
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toyobo Co., Ltd. | 2286 |
26 |
The Procter & Gamble Company | 22178 |
24 |
Kolon Industries, Inc. | 1506 |
22 |
3m Innovative Properties Company | 18406 |
18 |
Toray Industries, Inc. | 6652 |
18 |
Kimberly-clark Worldwide, Inc. | 5854 |
14 |
Carl Freudenberg KG | 1346 |
12 |
Fitesa Germany GmbH | 34 |
11 |
Kaneka Corporation | 4445 |
10 |
Fitesa Simpsonville, Inc. | 26 |
10 |
Kuraray Co., Ltd. | 3392 |
9 |
Toray Advanced Materials Korea Inc. | 222 |
7 |
Asahi Kasei Kabushiki Kaisha | 2429 |
7 |
North Carolina State University | 1492 |
7 |
Ohki Co., Ltd. | 53 |
7 |
Pfnonwovens Czech s.r.o. | 19 |
7 |
Toyobo MC Corporation | 233 |
7 |
Mitsui Chemicals Asahi Life Materials Co., Ltd. | 34 |
7 |
Reifenhauser GmbH & Co. KG Maschinenfabrik | 168 |
5 |
PFNonwovens Holding s.r.o. | 47 |
5 |
Other owners | 225 |