- All sections
- B - Performing operationstransporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/30 - Applying the layersGuiding or stretching the layers during application
Patent holdings for IPC class B29D 30/30
Total number of patents in this class: 536
10-year publication summary
|
56
|
49
|
28
|
26
|
32
|
25
|
27
|
30
|
26
|
22
|
| 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. | 1922 |
126 |
| The Yokohama Rubber Co., Ltd. | 4078 |
77 |
| Bridgestone Corporation | 7225 |
68 |
| VMI Holland B.V. | 413 |
37 |
| Compagnie Generale des Etablissements Michelin | 4766 |
31 |
| Compagnie générale des établissements Michelin SCA | 2583 |
27 |
| Sumitomo Rubber Industries, Ltd. | 4674 |
22 |
| Continental Reifen Deutschland GmbH | 2459 |
16 |
| Toyo Tire & Rubber Co., Ltd. | 533 |
16 |
| Michelin Recherche et Technique S.A. | 2160 |
14 |
| Toyo Tire Corporation | 1012 |
12 |
| Bridgestone Americas Tire Operations, LLC | 1075 |
10 |
| The Goodyear Tire & Rubber Company | 2471 |
9 |
| MESNAC Co., Ltd. | 75 |
9 |
| Harburg-Freudenberger Maschinenbau GmbH | 189 |
8 |
| Qingdao MESNAC Machinery & Electric Engineering Co., Ltd. | 41 |
8 |
| Societe de Technologie Michelin | 566 |
4 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5010 |
3 |
| Aichi Tire Industry Company, Limited | 7 |
3 |
| Marangoni Meccanica S.p.A. | 11 |
3 |
| Other owners | 33 |