Patent holdings for IPC class B29C 55/02

Total number of patents in this class: 650

10-year publication summary

62
37
27
44
43
43
36
32
35
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Zeon Corporation
4122
33
Nitto Denko Corporation
8398
24
The Procter & Gamble Company
21977
21
Toray Industries, Inc.
7016
21
Sumitomo Chemical Company, Limited
9040
16
LG Chem, Ltd.
17726
15
Kaneka Corporation
4626
13
FUJIFILM Corporation
30012
12
Kuraray Co., Ltd.
3560
12
Toyobo Co., Ltd.
2490
12
Konica Minolta Opto, Inc.
1016
11
W. L. Gore & Associates, Inc.
2719
11
The Japan Steel Works, Ltd.
780
10
Konica Minolta, Inc.
8956
9
The Glad Products Company
501
9
SK Microworks Co., Ltd.
122
9
SK Chemicals Co., Ltd.
628
8
Toyo Kohan Co., Ltd.
425
8
3m Innovative Properties Company
17609
7
Mitsubishi Plastics, Inc.
310
7
Other owners 382