- 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 9/20 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel
Patent holdings for IPC class B60C 9/20
Total number of patents in this class: 1142
10-year publication summary
88
|
117
|
159
|
127
|
119
|
106
|
92
|
88
|
52
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Bridgestone Corporation | 7067 |
241 |
Compagnie Generale des Etablissements Michelin | 4450 |
236 |
Compagnie générale des établissements Michelin SCA | 2477 |
130 |
The Yokohama Rubber Co., Ltd. | 3929 |
127 |
Michelin Recherche et Technique S.A. | 2328 |
83 |
Sumitomo Rubber Industries, Ltd. | 4421 |
79 |
Continental Reifen Deutschland GmbH | 2324 |
64 |
Pirelli Tyre S.p.A. | 1832 |
31 |
Societe de Technologie Michelin | 692 |
31 |
The Goodyear Tire & Rubber Company | 2569 |
24 |
Bridgestone Americas Tire Operations, LLC | 990 |
18 |
Toyo Tire Corporation | 943 |
6 |
NV Bekaert SA | 750 |
5 |
Kordsa Global Endustriyel Iplik ve Kord Bezi Sanayi ve Ticaret A.S. | 49 |
4 |
Sumitomo Electric Industries, Ltd. | 14131 |
3 |
Continental Aktiengesellschaft | 168 |
3 |
Hankook Tire Co., Ltd. | 140 |
3 |
Kolon Industries, Inc. | 1506 |
3 |
Sumitomo Electric Tochigi Co., Ltd. | 34 |
3 |
Bridgestone Europe NV/SA | 240 |
3 |
Other owners | 45 |