- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 7/18 - Solid spheres inorganic
Patent holdings for IPC class C08K 7/18
Total number of patents in this class: 621
10-year publication summary
|
33
|
30
|
43
|
49
|
49
|
56
|
68
|
67
|
61
|
79
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2659 |
24 |
| Shin-Etsu Chemical Co., Ltd. | 5807 |
18 |
| 3m Innovative Properties Company | 17717 |
16 |
| Shengyi Technology Co., Ltd. | 263 |
11 |
| Resonac Corporation | 3018 |
11 |
| LG Chem, Ltd. | 17704 |
10 |
| FUJIFILM Corporation | 29843 |
10 |
| Sekisui Chemical Co., Ltd. | 3510 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 32551 |
8 |
| Daikin Industries, Ltd. | 10167 |
8 |
| Fuji Polymer Industries Co., Ltd. | 125 |
8 |
| Tateho Chemical Industries Co., Ltd. | 59 |
8 |
| Mitsubishi Chemical Corporation | 4608 |
7 |
| Xinmei Fontana Holding (Hong Kong) Limited | 157 |
7 |
| Dow Silicones Corporation | 1990 |
6 |
| Guangdong Hinno-tech Co., Ltd | 21 |
6 |
| Samsung Electronics Co., Ltd. | 149362 |
5 |
| Sumitomo Chemical Company, Limited | 9105 |
5 |
| Toray Industries, Inc. | 7021 |
5 |
| Henkel AG & Co. KGaA | 10655 |
5 |
| Other owners | 433 |