- All sections
- C - Chemistry; metallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor
- C09D 5/25 - Electrically-insulating paints or lacquers
Patent holdings for IPC class C09D 5/25
Total number of patents in this class: 145
10-year publication summary
5
|
2
|
6
|
10
|
8
|
7
|
12
|
13
|
4
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Wintec, Inc. | 57 |
8 |
Sumitomo Electric Industries, Ltd. | 14131 |
6 |
Showa Denko K.K. | 2539 |
6 |
Nippon Steel Corporation | 5649 |
6 |
Dow Toray Co., Ltd. | 494 |
6 |
Sumitomo Bakelite Co., Ltd. | 1416 |
5 |
Mitsubishi Electric Corporation | 43934 |
4 |
JSR Corporation | 2476 |
4 |
Sumitomo Seika Chemicals Co., Ltd. | 1028 |
4 |
Suzhou Taihu Electric Advanced Material Co., Ltd. | 16 |
4 |
PPG Industries Ohio, Inc. | 3430 |
3 |
The Furukawa Electric Co., Ltd. | 3486 |
3 |
Baoshan Iron & Steel Co., Ltd. | 832 |
3 |
Mitsubishi Materials Corporation | 2378 |
3 |
Nissan Chemical Industries, Ltd. | 1822 |
3 |
Dow Silicones Corporation | 1664 |
3 |
Hitachi Chemical Company, Ltd. | 2455 |
2 |
FUJIFILM Corporation | 27102 |
2 |
Daikin Industries, Ltd. | 9495 |
2 |
Mitsui Chemicals, Inc. | 3134 |
2 |
Other owners | 66 |