Patent holdings for IPC class D04H 1/40

Total number of patents in this class: 51

10-year publication summary

4
4
5
3
4
0
5
5
2
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Toray Industries, Inc.
7016
3
Ascend Performance Materials Operations LLC
275
2
Burlington Industries LLC
91
2
First Quality Tissue, LLC
155
2
Owens Corning Intellectual Capital, LLC
1628
2
Unifrax I LLC
242
2
Zephyros, Inc.
666
2
Glatfelter Corporation
64
2
The Procter & Gamble Company
22021
1
Kimberly-clark Worldwide, Inc.
5321
1
Hitachi Chemical Company, Ltd.
2315
1
Murata Manufacturing Co., Ltd.
25092
1
Nitto Denko Corporation
8358
1
Tsinghua University
6042
1
Andrew Industries Ltd.
2
1
Applied SILVER, Inc.
35
1
BMP America, Inc.
7
1
Board of Regents of the University of Nebraska
781
1
DuPont Teijin Advanced Papers, Ltd.
9
1
Eastman Chemical Company
2103
1
Other owners 22