- 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 39/03 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
Patent holdings for IPC class B21D 39/03
Total number of patents in this class: 476
10-year publication summary
|
48
|
42
|
43
|
34
|
39
|
31
|
29
|
27
|
27
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
11 |
| Tox PRESSOTECHNIK GmbH & Co. KG | 62 |
11 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
9 |
| Utica Enterprises, Inc. | 26 |
9 |
| BTM Company LLC | 55 |
7 |
| Robert Bosch GmbH | 40953 |
6 |
| Yazaki Corporation | 6282 |
6 |
| TRUMPF Werkzeugmaschinen GmbH + Co. KG | 585 |
6 |
| Atlas Copco IAS UK Limited | 58 |
6 |
| Schaeffler Technologies AG & Co. KG | 8880 |
5 |
| Attexor Clinch Systems S.A. | 6 |
5 |
| Eckold GmbH & Co. KG | 13 |
5 |
| Etablissements Pierre Grehal et Cie SA | 33 |
5 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
5 |
| Mitsui High-tec, Inc. | 265 |
5 |
| Toyota Motor Corporation | 28582 |
4 |
| Ford Global Technologies, LLC | 19702 |
4 |
| Newfrey LLC | 554 |
4 |
| Oetiker Schweiz AG | 165 |
4 |
| SMS Group GmbH | 1029 |
4 |
| Other owners | 355 |