- All sections
- C - Chemistrymetallurgy
- 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: 997
10-year publication summary
|
68
|
70
|
105
|
83
|
59
|
81
|
67
|
55
|
61
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Polyplastics Co., Ltd. | 604 |
33 |
| Nippon Sheet Glass Company, Limited | 995 |
23 |
| Sekisui Chemical Co., Ltd. | 3388 |
23 |
| Sumitomo Chemical Company, Limited | 9047 |
17 |
| 3m Innovative Properties Company | 17819 |
16 |
| BASF SE | 20915 |
15 |
| Solvay Specialty Polymers USA, LLC | 582 |
15 |
| LG Chem, Ltd. | 17638 |
14 |
| DIC Corporation | 3802 |
13 |
| Bridgestone Corporation | 7237 |
12 |
| Kaneka Corporation | 4525 |
12 |
| Kingfa SCI & Tech Co. Ltd. | 639 |
12 |
| Denka Company Limited | 2580 |
11 |
| Mitsubishi Gas Chemical Company, Inc. | 3465 |
10 |
| Zeon Corporation | 4079 |
10 |
| Kao Corporation | 4962 |
9 |
| Toray Industries, Inc. | 6945 |
9 |
| Kimberly-clark Worldwide, Inc. | 5498 |
8 |
| Nitto Denko Corporation | 8241 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
7 |
| Other owners | 721 |