Patent holdings for IPC class B29C 55/16

Total number of patents in this class: 177

10-year publication summary

14
20
18
8
12
14
11
11
11
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
The Japan Steel Works, Ltd.
826
22
Bruckner Maschinenbau GmbH
74
12
Celgard, LLC
311
9
Unitika Ltd.
448
9
Brückner Maschinenbau GmbH & Co. KG
28
5
National University Corporation Gunma University
292
5
Toshiba Kikai Kabushiki Kaisha
258
5
3m Innovative Properties Company
17481
4
Toyo Kohan Co., Ltd.
436
4
MillerKnoll, Inc.
550
4
Nitto Denko Corporation
8540
3
Kaneka Corporation
4713
3
Borealis AG
2736
3
South China University of Technology
1907
3
Toyobo Co., Ltd.
2539
3
Zeon Corporation
4151
3
Guangzhou Huaxinke Intelligent Manufacturing Technology Co., Ltd.
13
3
Shibaura Machine Co., Ltd.
260
3
Dräxlmaier Group
4
3
Massachusetts Institute of Technology
10254
2
Other owners 69