- All sections
- B - Performing operationstransporting
- B60C - Vehicle tyrestyre inflationtyre changingconnecting valves to inflatable elastic bodies in generaldevices 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: 1192
10-year publication summary
|
116
|
139
|
119
|
119
|
102
|
89
|
85
|
54
|
72
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7213 |
267 |
| Compagnie Generale des Etablissements Michelin | 4789 |
251 |
| Compagnie générale des établissements Michelin SCA | 2568 |
142 |
| The Yokohama Rubber Co., Ltd. | 4085 |
131 |
| Sumitomo Rubber Industries, Ltd. | 4673 |
86 |
| Continental Reifen Deutschland GmbH | 2463 |
72 |
| Michelin Recherche et Technique S.A. | 2142 |
68 |
| Pirelli Tyre S.p.A. | 1923 |
33 |
| The Goodyear Tire & Rubber Company | 2444 |
24 |
| Bridgestone Americas Tire Operations, LLC | 1083 |
17 |
| Societe de Technologie Michelin | 552 |
17 |
| Toyo Tire Corporation | 1012 |
9 |
| NV Bekaert SA | 740 |
6 |
| Sumitomo Electric Industries, Ltd. | 15705 |
5 |
| Bridgestone Europe NV/SA | 331 |
5 |
| Kordsa Global Endustriyel Iplik ve Kord Bezi Sanayi ve Ticaret A.S. | 48 |
4 |
| Continental Aktiengesellschaft | 95 |
3 |
| Hankook Tire Co., Ltd. | 129 |
3 |
| Kolon Industries, Inc. | 1712 |
3 |
| Sumitomo Electric Tochigi Co., Ltd. | 28 |
3 |
| Other owners | 43 |