- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/46 - Heterocyclic compounds having sulfur in the ring with oxygen or nitrogen in the ring
Patent holdings for IPC class C08K 5/46
Total number of patents in this class: 168
10-year publication summary
|
9
|
4
|
9
|
15
|
11
|
28
|
11
|
16
|
11
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zeon Corporation | 3854 |
18 |
| Michelin Recherche et Technique S.A. | 2328 |
6 |
| BASF SE | 19740 |
5 |
| FUJIFILM Corporation | 27102 |
5 |
| Compagnie Generale des Etablissements Michelin | 4450 |
5 |
| Bridgestone Corporation | 7067 |
4 |
| Henkel AG & Co. KGaA | 10129 |
4 |
| Adeka Corporation | 1333 |
4 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| The Yokohama Rubber Co., Ltd. | 3929 |
3 |
| Societe de Technologie Michelin | 692 |
3 |
| Unimatec Co., Ltd. | 216 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| The Boeing Company | 19843 |
2 |
| Konica Minolta, Inc. | 8349 |
2 |
| Continental Reifen Deutschland GmbH | 2324 |
2 |
| Daikin Industries, Ltd. | 9495 |
2 |
| ExxonMobil Chemical Patents Inc. | 4286 |
2 |
| Other owners | 86 |