- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 15/00 - Corrugating tubes
Patent holdings for IPC class B21D 15/00
Total number of patents in this class: 33
10-year publication summary
|
4
|
0
|
2
|
1
|
4
|
1
|
2
|
3
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Victaulic Company | 636 |
10 |
| Hegenscheidt-MFD GmbH & Co. KG | 71 |
3 |
| The Boeing Company | 19915 |
2 |
| Mitsubishi Materials Corporation | 2407 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3724 |
1 |
| Epcos AG | 731 |
1 |
| JTEKT Corporation | 2450 |
1 |
| Allgaier Werke GmbH | 45 |
1 |
| HRL Laboratories, LLC | 1583 |
1 |
| International Engine Intellectual Property Company, LLC | 507 |
1 |
| Keylex Corporation | 49 |
1 |
| Lupke, Manfred A. A. | 14 |
1 |
| Lupke, Stefan A. | 16 |
1 |
| Makino Inc. | 42 |
1 |
| Metal Forming & Coining Corporation | 8 |
1 |
| Mitsui High-tec, Inc. | 264 |
1 |
| Prysmian CAVI e Sistemi Energia S.r.l. | 58 |
1 |
| Safran Aircraft Engines | 6059 |
1 |
| Silgan Containers LLC | 138 |
1 |
| Vitesco Technologies GmbH | 2500 |
1 |
| Other owners | 0 |