- 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: 1065
10-year publication summary
|
103
|
116
|
80
|
112
|
64
|
49
|
70
|
40
|
41
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7248 |
303 |
| The Yokohama Rubber Co., Ltd. | 4032 |
179 |
| Compagnie Generale des Etablissements Michelin | 4743 |
146 |
| Compagnie générale des établissements Michelin SCA | 2567 |
102 |
| Sumitomo Rubber Industries, Ltd. | 4532 |
76 |
| Michelin Recherche et Technique S.A. | 2177 |
64 |
| Bridgestone Americas Tire Operations, LLC | 1068 |
37 |
| The Goodyear Tire & Rubber Company | 2559 |
27 |
| Continental Reifen Deutschland GmbH | 2451 |
26 |
| Pirelli Tyre S.p.A. | 1915 |
24 |
| Societe de Technologie Michelin | 579 |
11 |
| Toyo Tire Corporation | 992 |
5 |
| Kordsa Global Endustriyel Iplik ve Kord Bezi Sanayi ve Ticaret A.S. | 48 |
4 |
| Bridgestone Europe NV/SA | 311 |
4 |
| Kuraray Co., Ltd. | 3502 |
3 |
| NV Bekaert SA | 749 |
3 |
| Osaka University | 3374 |
3 |
| Toyo Tire & Rubber Co., Ltd. | 551 |
3 |
| Hankook Tire & Technology Co., Ltd. | 182 |
3 |
| Continental Aktiengesellschaft | 115 |
2 |
| Other owners | 40 |