- All sections
- B - Performing operationstransporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/34 - Building tyres by jointly covering two bead-rings, located parallel to each other at a distance apart, with fabric or cord layers
Patent holdings for IPC class B29D 30/34
Total number of patents in this class: 3
10-year publication summary
|
2
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7231 |
1 |
| Sumitomo Rubber Industries, Ltd. | 4712 |
1 |
| The Yokohama Rubber Co., Ltd. | 4099 |
1 |
| Other owners | 0 |