Patent holdings for IPC class B29C 55/02

Total number of patents in this class: 663

10-year publication summary

67
37
27
46
44
43
39
32
36
30
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Zeon Corporation
4167
31
Nitto Denko Corporation
8565
23
Toray Industries, Inc.
7143
22
The Procter & Gamble Company
21859
21
LG Chem, Ltd.
17956
21
Sumitomo Chemical Company, Limited
8969
15
Kaneka Corporation
4745
14
Kuraray Co., Ltd.
3601
12
Toyobo Co., Ltd.
2537
12
W. L. Gore & Associates, Inc.
2726
11
FUJIFILM Corporation
30628
10
The Japan Steel Works, Ltd.
868
10
Konica Minolta, Inc.
9159
9
The Glad Products Company
480
9
SK Chemicals Co., Ltd.
647
9
Bruckner Maschinenbau GmbH
75
8
Oji Holdings Corporation
801
8
Toyo Kohan Co., Ltd.
437
8
3m Innovative Properties Company
17459
7
Konica Minolta Opto, Inc.
894
7
Other owners 396