- All sections
- B - Performing operationstransporting
- B60C - Vehicle tyrestyre inflationtyre changingconnecting valves to inflatable elastic bodies in generaldevices or arrangements related to tyres
- B60C 9/18 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
Patent holdings for IPC class B60C 9/18
Total number of patents in this class: 1101
10-year publication summary
|
116
|
80
|
112
|
65
|
50
|
71
|
42
|
52
|
43
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7277 |
296 |
| The Yokohama Rubber Co., Ltd. | 4113 |
177 |
| Compagnie Generale des Etablissements Michelin | 4990 |
159 |
| Compagnie générale des établissements Michelin SCA | 2753 |
115 |
| Sumitomo Rubber Industries, Ltd. | 4735 |
79 |
| Michelin Recherche et Technique S.A. | 2070 |
64 |
| Bridgestone Americas Tire Operations, LLC | 1135 |
37 |
| Continental Reifen Deutschland GmbH | 2546 |
30 |
| The Goodyear Tire & Rubber Company | 2380 |
28 |
| Pirelli Tyre S.p.A. | 1968 |
24 |
| Societe de Technologie Michelin | 501 |
11 |
| Hankook Tire & Technology Co., Ltd. | 226 |
8 |
| Toyo Tire Corporation | 1061 |
6 |
| Kordsa Global Endustriyel Iplik ve Kord Bezi Sanayi ve Ticaret A.S. | 48 |
4 |
| Bridgestone Europe NV/SA | 402 |
4 |
| Kuraray Co., Ltd. | 3621 |
3 |
| Nokian Renkaat Oyj | 88 |
3 |
| NV Bekaert SA | 726 |
3 |
| Osaka University | 3248 |
3 |
| Camso Inc. | 241 |
2 |
| Other owners | 45 |