- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 290/12 - Polymers provided for in subclasses or
Patent holdings for IPC class C08F 290/12
Total number of patents in this class: 330
10-year publication summary
23
|
22
|
23
|
25
|
34
|
31
|
15
|
23
|
36
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 28555 |
85 |
DIC Corporation | 3663 |
14 |
Kuraray Co., Ltd. | 3461 |
13 |
Sumitomo Chemical Company, Limited | 8979 |
12 |
Showa Denko K.K. | 2340 |
12 |
Toagosei Co., Ltd. | 951 |
11 |
Daikin Industries, Ltd. | 9836 |
9 |
Toray Industries, Inc. | 6848 |
8 |
JSR Corporation | 2476 |
8 |
Hitachi Chemical Company, Ltd. | 2387 |
7 |
Denka Company Limited | 2458 |
7 |
Sumitomo Bakelite Co., Ltd. | 1470 |
7 |
Mitsubishi Chemical Corporation | 4446 |
6 |
Central Glass Company, Limited | 1245 |
6 |
Nippon Shokubai Co., Ltd. | 1513 |
6 |
Osaka Organic Chemical Industry Ltd. | 123 |
6 |
Panasonic Intellectual Property Management Co., Ltd. | 29687 |
5 |
Asahi Glass Company, Limited | 2883 |
5 |
Nippon Kayaku Kabushiki Kaisha | 1431 |
5 |
Adeka Corporation | 1341 |
4 |
Other owners | 94 |