- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/372 - Sulfides
Patent holdings for IPC class C08K 5/372
Total number of patents in this class: 461
10-year publication summary
|
38
|
36
|
50
|
42
|
38
|
36
|
38
|
28
|
22
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21127 |
26 |
| Dow Global Technologies LLC | 10744 |
20 |
| Sumitomo Rubber Industries, Ltd. | 4713 |
16 |
| LG Chem, Ltd. | 17805 |
14 |
| Lanxess Deutschland GmbH | 1140 |
13 |
| Compagnie Generale des Etablissements Michelin | 4872 |
12 |
| Miyoshi Oil & Fat Co., Ltd. | 104 |
10 |
| 3m Innovative Properties Company | 17536 |
9 |
| Bridgestone Corporation | 7232 |
9 |
| FUJIFILM Corporation | 30206 |
8 |
| The Furukawa Electric Co., Ltd. | 3700 |
8 |
| Compagnie générale des établissements Michelin SCA | 2653 |
7 |
| Continental Reifen Deutschland GmbH | 2505 |
6 |
| Adeka Corporation | 1367 |
6 |
| Ticona LLC | 602 |
6 |
| Tokai Optical Co., Ltd. | 129 |
6 |
| Sumitomo Chemical Company, Limited | 9046 |
5 |
| Arkema France | 4180 |
5 |
| Arkema Inc. | 1063 |
5 |
| Denka Company Limited | 2692 |
5 |
| Other owners | 265 |