Patent holdings for IPC class D21J 3/12

Total number of patents in this class: 32

10-year publication summary

3
3
2
0
5
5
6
0
4
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Golden Arrow Printing Technology Co., Ltd.
28
3
Daio Paper Corporation
1385
2
Fiberlean Technologies Limited
114
2
Plastic Free Packaging Pty Ltd
3
2
Consider Provisions, LLC
14
2
BASF SE
20694
1
Shenzhen China Star Optoelectronics Technology Co., Ltd.
8480
1
AstenJohnson, Inc.
130
1
Celwise AB
26
1
Eastman Chemical Company
2249
1
Federal-Mogul Powertrain, Inc.
87
1
Huhtamaki Molded Fiber Technology B.V.
57
1
Innovatech Engineering, LLC
6
1
Oji Holdings Corporation
712
1
Stora Enso Oyj
1597
1
World Centric
58
1
GPCP IP Holdings LLC
1641
1
Tianbo Zheng
2
1
OneWorld Packaging, S.L.
3
1
Unwasted Limited
6
1
Other owners 6