- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/40 - Thiuramsulfides; Thiurampolysulfides, e.g. compounds containing groups
Patent holdings for IPC class C08K 5/40
Total number of patents in this class: 142
10-year publication summary
|
7
|
8
|
14
|
13
|
18
|
15
|
17
|
9
|
12
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7067 |
33 |
| The Yokohama Rubber Co., Ltd. | 3929 |
14 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
8 |
| NOK Corporation | 2108 |
7 |
| Arkema Inc. | 1075 |
6 |
| Compagnie Generale des Etablissements Michelin | 4450 |
5 |
| The Boeing Company | 19843 |
4 |
| Denka Company Limited | 2189 |
4 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
4 |
| The Goodyear Tire & Rubber Company | 2569 |
3 |
| ExxonMobil Chemical Patents Inc. | 4286 |
3 |
| Tokai Rubber Industries, Ltd. | 163 |
3 |
| Hyundai Motor Company | 19021 |
2 |
| Toyoda Gosei Co., Ltd. | 1746 |
2 |
| Compagnie générale des établissements Michelin SCA | 2477 |
2 |
| Michelin Recherche et Technique S.A. | 2328 |
2 |
| Henkel AG & Co. KGaA | 10129 |
2 |
| Ansell Limited | 429 |
2 |
| Lanxess Deutschland GmbH | 1104 |
2 |
| Osaka Soda Co., Ltd. | 219 |
2 |
| Other owners | 32 |