- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 7/00 - Use of ingredients characterised by shape
Patent holdings for IPC class C08K 7/00
Total number of patents in this class: 955
10-year publication summary
|
52
|
68
|
71
|
105
|
83
|
57
|
80
|
62
|
54
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Polyplastics Co., Ltd. | 563 |
31 |
| Nippon Sheet Glass Company, Limited | 992 |
22 |
| Sekisui Chemical Co., Ltd. | 3159 |
22 |
| LG Chem, Ltd. | 17205 |
17 |
| Sumitomo Chemical Company, Limited | 8808 |
17 |
| 3m Innovative Properties Company | 18406 |
16 |
| Solvay Specialty Polymers USA, LLC | 521 |
15 |
| BASF SE | 19740 |
12 |
| Bridgestone Corporation | 7067 |
12 |
| Kaneka Corporation | 4445 |
12 |
| DIC Corporation | 3597 |
12 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
10 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
10 |
| Kao Corporation | 4843 |
9 |
| Kimberly-clark Worldwide, Inc. | 5854 |
8 |
| Toray Industries, Inc. | 6652 |
8 |
| Denka Company Limited | 2189 |
8 |
| Zeon Corporation | 3854 |
8 |
| Nitto Denko Corporation | 7879 |
7 |
| E. I. du Pont de Nemours and Company | 4345 |
6 |
| Other owners | 693 |