- 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 15/02 - Corrugating tubes longitudinally
Patent holdings for IPC class B21D 15/02
Total number of patents in this class: 48
10-year publication summary
|
3
|
2
|
5
|
2
|
4
|
3
|
2
|
0
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GWS Tube Forming Solutions Inc. | 11 |
3 |
| Packless Metal Hose, Inc. | 5 |
3 |
| ThyssenKrupp AG | 3086 |
3 |
| Müller Weingarten AG | 41 |
3 |
| Mueller Weingarten AG | 4 |
2 |
| Technische Universitat Dortmund | 95 |
2 |
| ThyssenKrupp Presta AG | 1069 |
2 |
| Vavit S.r.l. | 3 |
2 |
| MAN Truck & Bus SE | 462 |
2 |
| Baker Hughes Incorporated | 5689 |
1 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| ZF Friedrichshafen AG | 6820 |
1 |
| Kia Motors Corporation | 7946 |
1 |
| Makita Corporation | 2339 |
1 |
| Bell Helicopter Textron Inc. | 1122 |
1 |
| BPW Bergische Achsen KG | 124 |
1 |
| Ernst Grob AG | 22 |
1 |
| GKN Driveline North America, Inc. | 134 |
1 |
| Hanon Systems | 1632 |
1 |
| Other owners | 15 |