- All sections
- B - Performing operationstransporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/56 - Retreading with prevulcanised tread
Patent holdings for IPC class B29D 30/56
Total number of patents in this class: 104
10-year publication summary
|
10
|
3
|
5
|
3
|
2
|
4
|
3
|
7
|
1
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7268 |
21 |
| Compagnie générale des établissements Michelin SCA | 2744 |
13 |
| Compagnie Generale des Etablissements Michelin | 4979 |
12 |
| Michelin Recherche et Technique S.A. | 2079 |
10 |
| Bridgestone Bandag, LLC | 279 |
10 |
| Continental Reifen Deutschland GmbH | 2540 |
9 |
| Bridgestone Europe NV/SA | 398 |
7 |
| Bridgestone Americas Tire Operations, LLC | 1130 |
6 |
| Sumitomo Rubber Industries, Ltd. | 4737 |
3 |
| Societe de Technologie Michelin | 505 |
3 |
| Kabushiki Kaisha Bridgestone | 59 |
2 |
| MESNAC Co., Ltd. | 85 |
1 |
| Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG | 138 |
1 |
| VMI Holland B.V. | 448 |
1 |
| KRAIBURG Austria GmbH & Co. KG | 7 |
1 |
| Bell Family Enterprises, LLC | 34 |
1 |
| Dongguan City Beststone Rubber Technology Co., Ltd | 1 |
1 |
| LOW, Yoke Thye | 2 |
1 |
| Shandong Qifeng Tire Science and Technology Co., Ltd | 1 |
1 |
| Other owners | 0 |