- All sections
- B - Performing operationstransporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/32 - Fitting the bead-rings or bead-coresFolding the textile layers around the rings or cores
Patent holdings for IPC class B29D 30/32
Total number of patents in this class: 199
10-year publication summary
|
17
|
21
|
12
|
15
|
15
|
20
|
8
|
21
|
5
|
1
|
| 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. | 1870 |
46 |
| VMI Holland B.V. | 374 |
28 |
| Continental Reifen Deutschland GmbH | 2424 |
15 |
| MESNAC Co., Ltd. | 70 |
13 |
| Bridgestone Corporation | 7147 |
11 |
| Bridgestone Americas Tire Operations, LLC | 1041 |
11 |
| Qingdao MESNAC Machinery & Electric Engineering Co., Ltd. | 36 |
10 |
| Harburg-Freudenberger Maschinenbau GmbH | 186 |
9 |
| Compagnie Generale des Etablissements Michelin | 4621 |
9 |
| The Goodyear Tire & Rubber Company | 2568 |
6 |
| Michelin Recherche et Technique S.A. | 2236 |
4 |
| Fuji Seiko Co., Ltd. | 60 |
4 |
| Fuji Shoji Co., Ltd. | 68 |
4 |
| Compagnie générale des établissements Michelin SCA | 2519 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4406 |
3 |
| The Yokohama Rubber Co., Ltd. | 3961 |
3 |
| Eve Rubber Institute Co., Ltd. | 28 |
2 |
| Marangoni Meccanica S.p.A. | 12 |
2 |
| Societe de Technologie Michelin | 627 |
2 |
| Toyo Tire & Rubber Co., Ltd. | 570 |
2 |
| Other owners | 12 |