- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 9/00 - Bending tubes using mandrels or the like
Patent holdings for IPC class B21D 9/00
Total number of patents in this class: 32
10-year publication summary
|
2
|
2
|
4
|
2
|
0
|
4
|
2
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3052 |
2 |
| Zhejiang University | 2619 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| CRC-Evans Pipeline International, Inc. | 46 |
1 |
| Acergy France SAS | 124 |
1 |
| Applied Power Inc. | 1 |
1 |
| Autocoussin | 1 |
1 |
| BAILEY, Gregory W. | 1 |
1 |
| Beijing Jingumchang Automobile Hitech Co., Ltd. | 1 |
1 |
| Benteler Automobiltechnik GmbH | 258 |
1 |
| BLM S.p.A. | 21 |
1 |
| Dreistern GmbH & Co. KG | 23 |
1 |
| Futaba Industrial Co., Ltd. | 296 |
1 |
| G.a Tech. Co., Ltd. | 1 |
1 |
| Gumchang. Co., Ltd. | 3 |
1 |
| Isobend GmbH | 1 |
1 |
| Linde Aktiengesellschaft | 1600 |
1 |
| Maats Beheer BV | 5 |
1 |
| Nippon Steel Corporation | 5649 |
1 |
| Other owners | 10 |