- 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 41/00 - Application of procedures in order to alter the diameter of tube ends
Patent holdings for IPC class B21D 41/00
Total number of patents in this class: 78
10-year publication summary
|
7
|
4
|
3
|
8
|
5
|
3
|
2
|
2
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Victaulic Company | 664 |
8 |
| Edwards Lifesciences Corporation | 4141 |
6 |
| Boston Scientific Scimed, Inc. | 8794 |
4 |
| Uniflex-Hydraulik GmbH | 51 |
3 |
| Fresenius Kabi Deutschland GmbH | 570 |
2 |
| GWS Tube Forming Solutions Inc. | 11 |
2 |
| Kravitch, Nick C. | 3 |
2 |
| Machine Solutions, Inc. | 30 |
2 |
| ThyssenKrupp Steel Europe AG | 924 |
2 |
| Corcym S.r.l. | 148 |
2 |
| Aptiv Technologies AG | 2097 |
2 |
| Becton, Dickinson and Company | 6712 |
1 |
| Denso Corporation | 23338 |
1 |
| Yazaki Corporation | 6282 |
1 |
| Addisonmckee Inc. | 7 |
1 |
| Alcoa Inc. | 323 |
1 |
| Autocondizionatori Zani S.r.l. | 1 |
1 |
| Ball Corporation | 390 |
1 |
| Betaswage Pty Ltd | 2 |
1 |
| Ernst Grob AG | 22 |
1 |
| Other owners | 34 |