Patent holdings for IPC class D03D 15/20

Total number of patents in this class: 67

10-year publication summary

0
1
0
2
1
14
13
14
16
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Kaneka Corporation
4501
11
Paua Trading Limited
21
4
Murata Manufacturing Co., Ltd.
24102
3
Yamamoto Chemicals, Inc.
49
2
Unitika Trading Co., Ltd.
17
2
Celanese Polymers Holding, Inc.
21
2
3m Innovative Properties Company
17860
1
The Regents of the University of California
19661
1
Toray Industries, Inc.
6831
1
Mitsubishi Chemical Corporation
4458
1
The Board of Trustees of the University of Illinois
2689
1
Columbia Sportswear North America, Inc.
383
1
Electroninks Incorporated
33
1
Goertek Inc.
2616
1
Kuraray Co., Ltd.
3472
1
Kuraray Trading Co., Ltd.
33
1
Kyodo Printing Co., Ltd.
152
1
Loftex USA LLC
8
1
Milliken & Company
1202
1
Mizuno Corporation
835
1
Other owners 29