- All sections
- B - Performing operations; transporting
- B60C - Vehicle tyres; tyre inflation; tyre changing; connecting valves to inflatable elastic bodies in general; devices or arrangements related to tyres
- B60C 9/28 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers characterised by the belt or breaker dimensions or curvature relative to carcass
Patent holdings for IPC class B60C 9/28
Total number of patents in this class: 221
10-year publication summary
|
36
|
20
|
18
|
14
|
17
|
13
|
19
|
21
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Yokohama Rubber Co., Ltd. | 3929 |
62 |
| Bridgestone Corporation | 7067 |
33 |
| Compagnie générale des établissements Michelin SCA | 2477 |
31 |
| Compagnie Generale des Etablissements Michelin | 4450 |
30 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
24 |
| Michelin Recherche et Technique S.A. | 2328 |
14 |
| Pirelli Tyre S.p.A. | 1832 |
7 |
| Continental Reifen Deutschland GmbH | 2324 |
6 |
| The Goodyear Tire & Rubber Company | 2569 |
6 |
| Bridgestone Americas Tire Operations, LLC | 990 |
2 |
| Toyo Tire & Rubber Co., Ltd. | 631 |
2 |
| Compagnie Generale des Etablissements Michelin | 3 |
1 |
| Toyo Tire Corporation | 943 |
1 |
| Bridgestone Europe NV/SA | 240 |
1 |
| Bridgestone Europe NV/SA [BE/BE] | 33 |
1 |
| Other owners | 0 |