Patent holdings for IPC class C08K 3/38

Total number of patents in this class: 1802

10-year publication summary

130
142
162
188
165
169
143
137
135
42
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Denka Company Limited
2702
93
Sekisui Chemical Co., Ltd.
3582
45
FUJIFILM Corporation
30277
43
Mitsubishi Chemical Corporation
4673
36
3m Innovative Properties Company
17509
32
Tokuyama Corporation
1456
24
LG Innotek Co., Ltd.
8200
17
Kuraray Co., Ltd.
3568
17
Daikin Industries, Ltd.
10393
16
Nitto Denko Corporation
8470
15
Panasonic Intellectual Property Management Co., Ltd.
33602
14
Shin-Etsu Chemical Co., Ltd.
5952
14
Henkel AG & Co. KGaA
10711
14
Mitsubishi Gas Chemical Company, Inc.
3590
14
Sumitomo Bakelite Co., Ltd.
1519
14
The Boeing Company
20094
13
Kingfa SCI & Tech Co. Ltd.
669
13
Momentive Performance Materials Inc.
889
13
Solvay Specialty Polymers USA, LLC
506
13
Showa Denko K.K.
2098
12
Other owners 1330