- 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 33/22 - Opening, closing or clamping by rectilinear movement
Patent holdings for IPC class B29C 33/22
Total number of patents in this class: 98
10-year publication summary
|
4
|
8
|
7
|
2
|
4
|
7
|
5
|
10
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Heavy Industries, Ltd. | 1881 |
7 |
| Kyoraku Co., Ltd. | 501 |
4 |
| Konica Minolta Opto, Inc. | 1094 |
3 |
| Graham Engineering Corporation | 14 |
3 |
| Graham Packaging Company, L.P. | 383 |
3 |
| Progressive Components International Corporation | 66 |
3 |
| Safran Aircraft Engines | 6250 |
3 |
| The Boeing Company | 20025 |
2 |
| Aisapack Holding S.A. | 126 |
2 |
| Align Technology, Inc. | 2094 |
2 |
| The Japan Steel Works, Ltd. | 738 |
2 |
| Kobe Steel, Ltd. | 871 |
2 |
| Ube Machinery Corporation, Ltd. | 121 |
2 |
| U-MHI Platech Co., Ltd. | 12 |
2 |
| Siemens Gamesa Renewable Energy A/S | 1859 |
2 |
| Vestas Wind Systems A/S | 3648 |
2 |
| Farmer Mold and Machine Works, Inc. | 6 |
2 |
| Sika Machinery Co., Ltd. | 4 |
2 |
| Shanghai Zhanshi Mechanical Equipment Co., Ltd. | 2 |
2 |
| Siemens AG | 24547 |
1 |
| Other owners | 47 |