- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 33/20 - Opening, closing or clamping
Patent holdings for IPC class B29C 33/20
Total number of patents in this class: 263
10-year publication summary
|
22
|
15
|
12
|
14
|
22
|
23
|
23
|
16
|
13
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Compagnie Generale des Etablissements Michelin | 4691 |
8 |
| Husky Injection Molding Systems Ltd. | 1023 |
6 |
| The Boeing Company | 20013 |
5 |
| Compagnie générale des établissements Michelin SCA | 2568 |
5 |
| Michelin Recherche et Technique S.A. | 2198 |
5 |
| Safran Aircraft Engines | 6237 |
5 |
| Towa Corporation | 292 |
5 |
| Aiyuki Giken Co., Ltd. | 5 |
5 |
| Bridgestone Corporation | 7217 |
4 |
| Extreme Components LP | 4 |
4 |
| Sumitomo Heavy Industries, Ltd. | 1875 |
4 |
| Align Technology, Inc. | 2098 |
3 |
| Automobili Lamborghini S.p.A. | 482 |
3 |
| C.g.m. S.p.A. | 22 |
3 |
| EV Group GmbH | 45 |
3 |
| Himax Technologies Limited | 720 |
3 |
| Kosmek Ltd. | 150 |
3 |
| KraussMaffei Technologies GmbH | 342 |
3 |
| Krones AG | 2166 |
3 |
| Persico S.p.A. | 56 |
3 |
| Other owners | 180 |