Patent holdings for IPC class B29C 55/02

Total number of patents in this class: 660

10-year publication summary

67
37
27
46
44
43
38
32
36
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Zeon Corporation
4147
31
Nitto Denko Corporation
8536
23
Toray Industries, Inc.
7113
22
The Procter & Gamble Company
21855
21
LG Chem, Ltd.
17921
21
Sumitomo Chemical Company, Limited
9016
16
Kaneka Corporation
4703
13
Toyobo Co., Ltd.
2535
12
W. L. Gore & Associates, Inc.
2720
11
Kuraray Co., Ltd.
3589
11
FUJIFILM Corporation
30514
10
The Japan Steel Works, Ltd.
826
10
Konica Minolta, Inc.
9119
9
The Glad Products Company
479
9
SK Chemicals Co., Ltd.
650
9
Konica Minolta Opto, Inc.
908
8
Toyo Kohan Co., Ltd.
435
8
3m Innovative Properties Company
17478
7
Bruckner Maschinenbau GmbH
74
7
Mitsubishi Plastics, Inc.
301
7
Other owners 395