- All sections
- B - Performing operationstransporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/18 - Fitting the bead-rings or bead-coresFolding the textile layers around the rings or cores
Patent holdings for IPC class B29D 30/18
Total number of patents in this class: 20
10-year publication summary
|
3
|
3
|
0
|
1
|
2
|
1
|
0
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pirelli Tyre S.p.A. | 1897 |
6 |
| Bridgestone Corporation | 7204 |
4 |
| Compagnie générale des établissements Michelin SCA | 2568 |
2 |
| Retyre AS | 16 |
2 |
| Michelin Recherche et Technique S.A. | 2203 |
1 |
| Sumitomo Rubber Industries, Ltd. | 4472 |
1 |
| Bridgestone Americas Tire Operations, LLC | 1061 |
1 |
| Tianjin Saixiang Technology Co., Ltd. | 19 |
1 |
| Toyo Tire & Rubber Co., Ltd. | 555 |
1 |
| Compagnie Generale des Etablissements Michelin | 4675 |
1 |
| Other owners | 0 |