Patent holdings for IPC class D04H 1/736

Total number of patents in this class: 153

10-year publication summary

12
13
14
12
8
11
8
5
6
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Seiko Epson Corporation
20365
12
Unicharm Corporation
2982
8
The Procter & Gamble Company
21859
7
3m Innovative Properties Company
17459
7
Kao Corporation
5083
5
Saint-Gobain Isover
684
5
Toray Industries, Inc.
7143
4
Donaldson Company, Inc.
1606
4
Primaloft, Inc.
129
4
Reifenhauser GmbH & Co. KG Maschinenfabrik
186
4
Mitsui Chemicals, Inc.
3262
3
Oskar Dilo Maschinenfabrik KG
33
3
Campen Machinery A/S
8
3
E. I. du Pont de Nemours and Company
3473
2
Kimberly-clark Worldwide, Inc.
5255
2
FUJIFILM Corporation
30628
2
Mitsubishi Chemical Corporation
4738
2
Lear Corporation
1370
2
Andritz Kuesters GmbH
13
2
Andritz Perfojet SAS
12
2
Other owners 70